Merge current local master and preserve automatic language detection

tests/support.py

@@ -24,6 +24,7 @@ from unittest import mock
 
 from dikte import assistant
 from dikte import config as cfg
+from dikte import ggml
 from dikte import i18n
 from dikte import update
 
@@ -95,6 +96,10 @@ class DikteTest(unittest.TestCase):
         i18n.set_language("en")
         self.addCleanup(i18n.set_language, "en")
 
+        # Read once and kept for the life of the process, which across a test
+        # run means one test's machine answering for the next one's.
+        self.patch_attr(ggml, "_MEMORY", None)
+
         # cli.launch_gui replaces this process with the application when no
         # instance is running. A test that reaches it would take the whole run
         # with it and hang, so it fails loudly here instead.

tests/test_api.py

@@ -9,6 +9,7 @@ is blocked on, and a faked urlopen has no socket to cut, so those tests talk to
 a server of their own on the loopback interface.
 """
 
+import contextlib
 import http.server
 import json
 import os
@@ -53,6 +54,16 @@ class TimestampModel(unittest.TestCase):
         self.assertEqual(api.timestamp_model("openai", "gpt-4o-transcribe"),
                          "whisper-1")
 
+    def test_openrouter_takes_the_file_model_that_was_set(self):
+        self.assertEqual(
+            api.timestamp_model("openrouter", "openai/gpt-4o-transcribe",
+                                "openai/whisper-large-v3"),
+            "openai/whisper-large-v3")
+
+    def test_openrouter_with_no_file_model_falls_back_to_whisper(self):
+        self.assertEqual(api.timestamp_model("openrouter", "openai/gpt-4o-transcribe", ""),
+                         "openai/whisper-1")
+
 
 class Explain(DikteTest):
     def error(self, status):
@@ -311,13 +322,25 @@ class TranscribeSegments(DikteTest):
         fields = multipart_fields(calls[0])
         self.assertEqual(fields["model"], "whisper-1")
         self.assertEqual(fields["response_format"], "verbose_json")
-        self.assertEqual(fields["timestamp_granularities[]"], "segment")
+        # Both are asked for: whisper answers with segments, and a model that
+        # does not mark them still answers with word times.
+        body = calls[0].data.decode("utf-8", "replace")
+        for level in ("segment", "word"):
+            self.assertIn(
+                f'name="timestamp_granularities[]"\r\n\r\n{level}\r\n', body)
 
     def test_openrouter_uses_the_namespaced_id(self):
         with fake_urlopen(self.reply([{"start": 0, "end": 1, "text": "hi"}])) as calls:
             api.transcribe_segments(OPENROUTER, self.wav)
         self.assertEqual(multipart_fields(calls[0])["model"], "openai/whisper-1")
 
+    def test_openrouter_asks_for_the_file_model_when_one_is_set(self):
+        target = OPENROUTER._replace(file_model="mistralai/voxtral-mini-transcribe")
+        with fake_urlopen(self.reply([{"start": 0, "end": 1, "text": "hi"}])) as calls:
+            api.transcribe_segments(target, self.wav)
+        self.assertEqual(multipart_fields(calls[0])["model"],
+                         "mistralai/voxtral-mini-transcribe")
+
     def test_groq_stays_on_the_model_it_was_given(self):
         target = GROQ._replace(model="whisper-large-v3")
         with fake_urlopen(self.reply([{"start": 0, "end": 1, "text": "hi"}])) as calls:
@@ -345,6 +368,74 @@ class TranscribeSegments(DikteTest):
             self.assertEqual(api.transcribe_segments(OPENAI, self.wav),
                              [(5.0, 5.0, "hi")])
 
+    def test_a_long_sentence_is_broken_where_it_gets_too_long_to_read(self):
+        words = [{"word": "word", "start": i * 0.2, "end": i * 0.2 + 0.2}
+                 for i in range(60)]
+        cues = api.cues_from_words(words)
+        self.assertGreater(len(cues), 1)
+        for start, end, text in cues:
+            self.assertLessEqual(len(text), api.MAX_CUE_CHARS)
+            self.assertLessEqual(end - start, api.MAX_CUE_SECONDS + 0.2)
+
+    def test_a_pause_between_short_sentences_does_not_join_them(self):
+        cues = api.cues_from_words([
+            {"word": "Yes.", "start": 0.0, "end": 0.3},
+            {"word": "No.", "start": 9.0, "end": 9.3},
+        ])
+        self.assertEqual([(start, text) for start, _, text in cues],
+                         [(0.0, "Yes."), (9.0, "No.")])
+
+    def test_a_cue_too_short_to_read_is_held_until_the_next_one(self):
+        cues = api.cues_from_words([
+            {"word": "Yes.", "start": 0.0, "end": 0.3},
+            {"word": "No.", "start": 9.0, "end": 9.3},
+        ])
+        # The first has the room for it, the last has nothing after it to wait for.
+        self.assertEqual(cues[0][1], api.MIN_CUE_SECONDS)
+        self.assertEqual(cues[1][1], 9.0 + api.MIN_CUE_SECONDS)
+
+    def test_a_list_marker_does_not_end_a_cue_on_its_own(self):
+        cues = api.cues_from_words([
+            {"word": "1.", "start": 0.0, "end": 0.2},
+            {"word": "Antivirus.", "start": 0.4, "end": 1.6},
+        ])
+        self.assertEqual([text for _, _, text in cues], ["1. Antivirus."])
+
+    def test_a_sentence_ending_inside_a_quote_still_ends_the_cue(self):
+        cues = api.cues_from_words([
+            {"word": '"Stop', "start": 0.0, "end": 1.0},
+            {"word": 'there."', "start": 1.1, "end": 2.0},
+            {"word": "Then", "start": 2.2, "end": 2.6},
+        ])
+        self.assertEqual([text for _, _, text in cues],
+                         ['"Stop there."', "Then"])
+
+    def test_word_times_take_over_from_segments_too_long_to_read(self):
+        # What a model that does not mark segments answers with: one entry for
+        # the whole file, and the real timing in the words beside it.
+        reply = {
+            "text": "One. Two.",
+            "segments": [{"start": 0, "end": 60, "text": "One. Two."}],
+            "words": [
+                {"word": "One.", "start": 0.1, "end": 1.5},
+                {"word": "Two.", "start": 1.7, "end": 3.0},
+            ],
+        }
+        with fake_urlopen(reply):
+            self.assertEqual(api.transcribe_segments(OPENAI, self.wav),
+                             [(0.1, 1.5, "One."), (1.7, 3.0, "Two.")])
+
+    def test_whisper_segments_are_left_alone_when_words_come_too(self):
+        reply = {
+            "text": "hi there",
+            "segments": [{"start": 0, "end": 2, "text": "hi there"}],
+            "words": [{"word": "hi", "start": 0.0, "end": 0.5},
+                      {"word": "there", "start": 0.5, "end": 2.0}],
+        }
+        with fake_urlopen(reply):
+            self.assertEqual(api.transcribe_segments(OPENAI, self.wav),
+                             [(0.0, 2.0, "hi there")])
+
     def test_a_model_that_returned_no_segments_still_gives_its_text(self):
         with fake_urlopen(self.reply([], text="the whole thing")):
             self.assertEqual(api.transcribe_segments(OPENAI, self.wav),
@@ -446,6 +537,29 @@ class Cleanup(DikteTest):
         with fake_urlopen(chat_reply("   ")), self.assertRaises(api.ApiError):
             api.cleanup("hello", "k", "m", "p")
 
+    def test_a_reply_cut_off_at_a_ceiling_is_refused_rather_than_pasted(self):
+        # Half a sentence looks like a cleaned-up transcript and is not one. The
+        # caller keeps what it was given, which is the whole dictation.
+        reply = {"choices": [{"message": {"content": "Hello, and then the"},
+                              "finish_reason": "length"}]}
+        with fake_urlopen(reply), self.assertRaises(api.ApiError) as caught:
+            api.cleanup("hello", "k", "m", "p")
+        self.assertIn("cut off", str(caught.exception))
+
+    def test_a_reply_that_stopped_on_its_own_is_kept(self):
+        reply = {"choices": [{"message": {"content": "Hello."},
+                              "finish_reason": "stop"}]}
+        with fake_urlopen(reply):
+            self.assertEqual(api.cleanup("hello", "k", "m", "p"), "Hello.")
+
+    def test_all_thinking_is_named_before_the_ceiling_it_was_cut_at(self):
+        """Both are true at once, and only one of them says what to change."""
+        reply = {"choices": [{"message": {"content": "", "reasoning": "hmm"},
+                              "finish_reason": "length"}]}
+        with fake_urlopen(reply), self.assertRaises(api.ApiError) as caught:
+            api.cleanup("hello", "k", "m", "p")
+        self.assertIn("Thinking", str(caught.exception))
+
     def test_a_rate_limit_is_explained(self):
         with fake_urlopen(http_error(429)), \
                 self.assertRaises(api.ApiError) as caught:
@@ -454,6 +568,14 @@ class Cleanup(DikteTest):
 
 
 class Chat(DikteTest):
+    def test_an_answer_cut_off_at_a_ceiling_is_refused_rather_than_pasted(self):
+        # Half an answer reads like a whole one once it is on the screen.
+        reply = {"choices": [{"message": {"content": "Booked it for the"},
+                              "finish_reason": "length"}]}
+        with fake_urlopen(reply), self.assertRaises(api.ApiError) as caught:
+            api.chat([{"role": "user", "content": "book it"}], "k", "m", "p")
+        self.assertIn("cut off", str(caught.exception))
+
     def test_the_history_is_sent_after_the_system_prompt(self):
         history = [{"role": "user", "content": "book it"},
                    {"role": "assistant", "content": "done"}]
@@ -599,11 +721,14 @@ if __name__ == "__main__":
 class FakeServer:
     """A ggml.Server as far as api.py is concerned."""
 
-    def __init__(self, url="http://127.0.0.1:9999/v1", fails="", log=""):
+    def __init__(self, url="http://127.0.0.1:9999/v1", fails="", log="",
+                 context=8192):
         self.url = url
         self.fails = fails
         self.log = log
         self.starts = 0
+        self.held = 0
+        self.context = context
 
     def serve(self):
         self.starts += 1
@@ -611,9 +736,20 @@ class FakeServer:
             raise ggml.LocalError(self.fails)
         return self.url
 
+    @contextlib.contextmanager
+    def busy(self):
+        self.held += 1
+        try:
+            yield
+        finally:
+            self.held -= 1
+
     def error(self):
         return self.log
 
+    def settings(self):
+        return {"context": self.context}
+
 
 LOCAL = api.Target("local", "Local whisper", "", "", "ggml-base.bin")
 

tests/test_assistant.py

@@ -99,6 +99,7 @@ class Provider(DikteTest):
         self.assertEqual(assistant.executable("codex"), "codex")
         self.assertEqual(assistant.executable("agy"), "agy")
         self.assertEqual(assistant.executable("openrouter"), "")
+        self.assertEqual(assistant.executable("opencode"), "")
 
     def test_the_model_recorded_is_the_one_that_answered(self):
         """The history used to write Claude's setting whoever had answered."""
@@ -118,7 +119,8 @@ class Provider(DikteTest):
     def test_what_each_one_is_called(self):
         self.assertEqual(assistant.display_name(self.config()), "Claude")
         for name, called in (("codex", "Codex"), ("agy", "Antigravity"),
-                             ("openrouter", "OpenRouter")):
+                             ("openrouter", "OpenRouter"),
+                             ("opencode", "OpenCode Go")):
             with self.subTest(name=name):
                 self.assertEqual(
                     assistant.display_name(self.config(assistant_provider=name)),
@@ -736,6 +738,41 @@ class AskOpenRouter(DikteTest):
             assistant.ask("when is it", conf)
 
 
+class AskOpenCode(DikteTest):
+    def test_a_question_and_an_answer(self):
+        conf = self.config(assistant_provider="opencode",
+                           opencode_api_key="opencode-test-key")
+        with fake_urlopen({"choices": [{"message": {"content": "on Thursday"}}]}):
+            answer, warning = assistant.ask("when is it", conf)
+        self.assertEqual(answer, "on Thursday")
+        self.assertEqual(warning, "")
+
+    def test_the_conversation_is_ours_to_keep(self):
+        conf = self.config(assistant_provider="opencode",
+                           opencode_api_key="opencode-test-key")
+        with fake_urlopen({"choices": [{"message": {"content": "on Thursday"}}]}):
+            assistant.ask("when is it", conf)
+        stored = assistant.read_messages("opencode", 1800)
+        self.assertEqual([row["content"] for row in stored],
+                         ["when is it", "on Thursday"])
+
+    def test_the_model_and_endpoint_are_opencode_s_own(self):
+        conf = self.config(assistant_provider="opencode",
+                           opencode_api_key="opencode-test-key",
+                           assistant_opencode_model="glm-5.3")
+        with fake_urlopen({"choices": [{"message": {"content": "on Thursday"}}]}) as calls:
+            assistant.ask("when is it", conf)
+        sent = json.loads(calls[0].data.decode("utf-8"))
+        self.assertEqual(sent["model"], "glm-5.3")
+        self.assertIn("https://opencode.ai/zen/go/v1/chat/completions",
+                      calls[0].full_url)
+
+    def test_an_api_failure_reads_as_an_assistant_failure(self):
+        conf = self.config(assistant_provider="opencode")
+        with self.assertRaises(assistant.AssistantError):
+            assistant.ask("when is it", conf)
+
+
 class Ask(DikteTest):
     def test_a_cli_that_is_not_installed_says_where_to_change_it(self):
         with only_these_tools(), \

tests/test_cleanup.py

@@ -60,6 +60,7 @@ class Provider(DikteTest):
         self.assertEqual(cleanup.executable("agy"), "agy")
         self.assertEqual(cleanup.executable("openrouter"), "")
         self.assertEqual(cleanup.executable("gemini"), "")
+        self.assertEqual(cleanup.executable("opencode"), "")
 
     def test_the_model_named_in_the_history_is_the_one_that_did_it(self):
         self.assertEqual(cleanup.model(self.config(cleanup_model="some/model")),
@@ -85,6 +86,9 @@ class Provider(DikteTest):
             cleanup.model(self.config(cleanup_provider="agy",
                                       cleanup_agy_model="gemini-3.7-flash-low")),
             "gemini-3.7-flash-low")
+        self.assertEqual(
+            cleanup.model(self.config(cleanup_provider="opencode",
+                                      cleanup_opencode_model="glm-5.3")), "glm-5.3")
 
 
 class OpenRouter(DikteTest):
@@ -106,6 +110,32 @@ class OpenRouter(DikteTest):
         self.assertEqual(calls, [])
 
 
+class OpenCode(DikteTest):
+    def test_it_is_one_request_with_the_settings_as_they_were(self):
+        conf = self.config(cleanup_provider="opencode",
+                           opencode_api_key="opencode-test-key",
+                           cleanup_opencode_model="some/model",
+                           cleanup_reasoning="low")
+        with mock.patch.object(api, "cleanup", return_value="Done.") as call:
+            self.assertEqual(cleanup.run("uh, done", conf, "the rules"), "Done.")
+        text, key, model, prompt = call.call_args.args
+        self.assertEqual((text, key, model, prompt),
+                         ("uh, done", "opencode-test-key", "some/model", "the rules"))
+        self.assertEqual(call.call_args.kwargs["reasoning"], "low")
+        self.assertEqual(call.call_args.kwargs["provider"], "opencode")
+        self.assertEqual(call.call_args.kwargs["service"], "OpenCode Go")
+        self.assertEqual(call.call_args.kwargs["base_url"],
+                         "https://opencode.ai/zen/go/v1")
+
+    def test_no_cli_is_started_for_it(self):
+        conf = self.config(cleanup_provider="opencode",
+                           opencode_api_key="opencode-test-key")
+        patcher, calls = fake_cli(stdout="never")
+        with patcher, mock.patch.object(api, "cleanup", return_value="Done."):
+            cleanup.run("uh, done", conf, "the rules")
+        self.assertEqual(calls, [])
+
+
 class GoogleAiStudio(DikteTest):
     """Cleanup over Google's OpenAI-compatible endpoint: one request, no CLI."""
 
@@ -381,6 +411,52 @@ class Here(DikteTest):
             cleanup.run("uh, done", self.conf, "the rules")
         self.assertEqual(sent_json(calls[0])["max_tokens"], 512)
 
+    def test_thinking_is_given_room_of_its_own_rather_than_the_answer_s(self):
+        # llama.cpp counts the thinking towards the same ceiling, so a rung that
+        # took its budget out of the answer would leave a short dictation with
+        # nothing to reply with. On a context roomy enough that the clamp the
+        # top rung would otherwise meet is not what is being measured.
+        self.patch_attr(ggml, "llm", FakeServer(context=32768))
+        for rung, room in api.THINKING_ROOM.items():
+            with self.subTest(rung=rung):
+                self.conf["local_llm_reasoning"] = rung
+                with fake_urlopen(chat_reply("Done.")) as calls:
+                    cleanup.run("uh, done", self.conf, "the rules")
+                self.assertEqual(sent_json(calls[0])["max_tokens"], 512 + room)
+
+    def test_each_rung_of_the_ladder_thinks_longer_than_the_one_below(self):
+        rungs = [api.THINKING_ROOM[name] for name in
+                 ("minimal", "low", "medium", "high", "xhigh", "max")]
+        self.assertEqual(rungs, sorted(rungs))
+        self.assertEqual(len(set(rungs)), len(rungs))
+
+    def test_the_models_own_default_is_given_room_to_think_in_too(self):
+        # Nothing is sent, so a template that thinks will think, and the ceiling
+        # has to survive that as well.
+        self.conf["local_llm_reasoning"] = ""
+        with fake_urlopen(chat_reply("Done.")) as calls:
+            cleanup.run("uh, done", self.conf, "the rules")
+        self.assertEqual(sent_json(calls[0])["max_tokens"],
+                         512 + api.DEFAULT_THINKING_ROOM)
+
+    def test_the_ceiling_stays_under_the_context_the_server_was_started_with(self):
+        # Above the context there is no ceiling at all: the runaway would run to
+        # the end of the context instead of stopping where this says.
+        self.patch_attr(ggml, "llm", FakeServer(context=2048))
+        self.conf["local_llm_reasoning"] = "max"
+        with fake_urlopen(chat_reply("Done.")) as calls:
+            cleanup.run("uh, done", self.conf, "the rules")
+        self.assertLess(sent_json(calls[0])["max_tokens"], 2048)
+
+    def test_the_prompt_keeps_its_share_of_a_small_context(self):
+        self.patch_attr(ggml, "llm", FakeServer(context=2048))
+        self.conf["local_llm_reasoning"] = "max"
+        with fake_urlopen(chat_reply("Done.")) as calls:
+            cleanup.run("x" * 2000, self.conf, "the rules")
+        # 2048 less half the characters of prompt and transcript together.
+        self.assertEqual(sent_json(calls[0])["max_tokens"],
+                         2048 - (len("the rules") + 2000) // 2)
+
     def test_a_reply_that_was_all_thinking_names_the_setting_that_fixes_it(self):
         reply = {"choices": [{"message": {"content": "", "reasoning": "hmm"}}]}
         with fake_urlopen(reply), self.assertRaises(api.ApiError) as caught:

tests/test_cli.py

@@ -9,6 +9,7 @@ socket is faked, and everything that runs locally runs for real.
 import contextlib
 import io
 import json
+import sys
 import unittest
 import webbrowser
 from typing import ClassVar
@@ -424,6 +425,16 @@ class Providers(DikteTest):
         self.assertIn("groq", out)
         self.assertIn("Groq", out)
 
+    def test_opencode_is_a_choice_and_reports_under_its_own_name(self):
+        parser = cli.build_parser()
+        self.assertEqual(
+            parser.parse_args(["test-key", "opencode"]).which, "opencode")
+        self.write_config({"opencode_api_key": "opencode-test"})
+        with fake_urlopen({"data": [{"id": "deepseek-v4-flash"}]}):
+            code, out, _ = self.run_cmd(cli.cmd_test_key, which="opencode")
+        self.assertEqual(code, 0)
+        self.assertIn("opencode: connection works, 1 models visible", out)
+
 
 class Updates(DikteTest):
     """`dikte update` looks, says what it found, and installs nothing."""
@@ -504,6 +515,15 @@ class Doctor(DikteTest):
         self.assertIn("OpenRouter key, cleaning up on some/model",
                       self.run_doctor(as_json=False, cleanup_model="some/model"))
 
+    def test_cleanup_on_opencode_is_a_question_about_its_own_key(self):
+        reply = self.run_doctor(cleanup_provider="opencode",
+                                cleanup_opencode_model="glm-5.3")
+        self.assertEqual(reply["cleanup"]["provider"], "opencode")
+        self.assertEqual(reply["cleanup"]["model"], "glm-5.3")
+        self.assertIn("OpenCode Go key, cleaning up on glm-5.3",
+                      self.run_doctor(as_json=False, cleanup_provider="opencode",
+                                      cleanup_opencode_model="glm-5.3"))
+
     def test_it_survives_every_provider_cleanup_can_be_set_to(self):
         """It used to raise KeyError on the local model, whose executable is ""."""
         for name in cleanup.PROVIDERS:
@@ -649,7 +669,11 @@ class WithoutAnInstance(DikteTest):
     def run_verb(self, argv):
         # launch_gui replaces this process with the application, so it never
         # comes back in real use and must not be allowed to here.
+        # `ask` with no text reads what was piped in, and the runner's own
+        # stdin is not that: under pytest it is an object that refuses to be
+        # read at all.
         with mock.patch.object(ipc, "send", return_value=None), \
+                mock.patch.object(sys, "stdin", io.StringIO()), \
                 mock.patch.object(cli, "launch_gui") as launch, \
                 captured() as (out, err):
             code = cli.run(argv)

tests/test_config.py

@@ -189,6 +189,8 @@ class Keys(DikteTest):
             self.assertEqual(cfg.Config().groq_key(), "gsk-env")
         with mock.patch.dict(os.environ, {"GEMINI_API_KEY": "AIza-env"}):
             self.assertEqual(cfg.Config().gemini_key(), "AIza-env")
+        with mock.patch.dict(os.environ, {"OPENCODE_API_KEY": "opencode-env"}):
+            self.assertEqual(cfg.Config().opencode_key(), "opencode-env")
 
 
 class TranscribeTarget(DikteTest):
@@ -218,6 +220,19 @@ class TranscribeTarget(DikteTest):
         self.assertEqual(target.service, "OpenRouter")
         self.assertEqual(target.api_key, "sk-or-test")
         self.assertEqual(target.model, "openai/whisper-1")
+        self.assertEqual(target.file_model, "")
+
+    def test_openrouter_carries_its_file_model(self):
+        conf = self.config(transcribe_provider="openrouter",
+                           openrouter_api_key="sk-or-test",
+                           openrouter_file_model=" openai/whisper-large-v3 ")
+        self.assertEqual(conf.transcribe_target().file_model,
+                         "openai/whisper-large-v3")
+
+    def test_only_openrouter_has_a_file_model(self):
+        conf = self.config(transcribe_provider="openai", openai_api_key="sk-test",
+                           openrouter_file_model="openai/whisper-large-v3")
+        self.assertEqual(conf.transcribe_target().file_model, "")
 
     def test_groq_when_it_is_picked(self):
         conf = self.config(transcribe_provider="groq", groq_api_key="gsk-test",
@@ -589,12 +604,19 @@ class Defaults(unittest.TestCase):
         self.assertEqual(cfg.DEFAULTS["openai_api_key"], "")
         self.assertEqual(cfg.DEFAULTS["openrouter_api_key"], "")
         self.assertEqual(cfg.DEFAULTS["gemini_api_key"], "")
+        self.assertEqual(cfg.DEFAULTS["opencode_api_key"], "")
 
     def test_google_ai_studio_is_a_cleanup_provider_and_not_a_transcriber(self):
         """Its compatible endpoint has no /audio/transcriptions behind it."""
         self.assertNotIn("gemini", cfg.TRANSCRIBERS)
         self.assertIn("gemini", cleanup.PROVIDERS)
 
+    def test_opencode_ships_on_its_own_endpoint(self):
+        self.assertEqual(cfg.DEFAULTS["opencode_base_url"],
+                         "https://opencode.ai/zen/go/v1")
+        self.assertEqual(cfg.DEFAULTS["cleanup_opencode_model"], "deepseek-v4-flash")
+        self.assertEqual(cfg.DEFAULTS["assistant_opencode_model"], "deepseek-v4-flash")
+
     def test_every_language_specific_prompt_has_both_languages(self):
         for name in ("CLEANUP_PROMPT", "FILE_CLEANUP_PROMPT", "MEETING_PROMPT",
                      "ASSISTANT_PROMPT"):
@@ -679,3 +701,24 @@ class ReadyToRun(DikteTest):
         self.assertEqual(ggml.whisper.settings()["threads"], 4)
         self.assertFalse(ggml.whisper.settings()["gpu"])
         self.assertEqual(ggml.llm.settings()["context"], 4096)
+
+    def test_the_idle_window_is_in_seconds(self):
+        conf = self.config(local_idle_unload=True, local_idle_minutes=15)
+        self.assertEqual(conf.idle_seconds(), 900)
+
+    def test_an_unchecked_box_keeps_the_model(self):
+        conf = self.config(local_idle_unload=False, local_idle_minutes=15)
+        self.assertEqual(conf.idle_seconds(), 0)
+
+    def test_a_window_of_no_minutes_is_still_a_window(self):
+        """The spin box will not go below one; a config edited by hand can."""
+        conf = self.config(local_idle_unload=True, local_idle_minutes=0)
+        self.assertEqual(conf.idle_seconds(), 60)
+
+    def test_both_servers_are_told_the_window(self):
+        conf = self.config(local_idle_unload=True, local_idle_minutes=3)
+        self.addCleanup(ggml.llm.set_idle, 0)
+        self.addCleanup(ggml.whisper.set_idle, 0)
+        conf.apply_local()
+        self.assertEqual(ggml.whisper.idle, 180)
+        self.assertEqual(ggml.llm.idle, 180)

tests/test_ggml.py

@@ -49,6 +49,11 @@ def item(name, data, url="https://example.invalid/f", sha=True):
                     hashlib.sha256(data).hexdigest() if sha else "")
 
 
+def listed(name, size):
+    """A row as a listing hands it over: a name and a size, no bytes."""
+    return hub.Item(name, f"https://example.invalid/{name}", size, "a" * 64)
+
+
 @contextlib.contextmanager
 def serving(release, archive):
     """Answer by what is being asked for rather than by what came before.
@@ -205,6 +210,7 @@ class InstallProgram(Local):
         # These fixtures are Ubuntu release archives.  Keep checking that path
         # on every host, including the Mac that checks the macOS backend.
         self.patch_attr(sys, "platform", "linux")
+        self.patch_attr(ggml.platform, "machine", lambda: "x86_64")
         # Built once, because the release listing has to publish its checksum
         # and a tarball is not the same bytes twice.
         self.archive = tarball({
@@ -221,6 +227,7 @@ class InstallProgram(Local):
 
     def install(self, *names, archive=None):
         self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: False)
         blob = self.archive if archive is None else archive
         with serving(self.release(*names, archive=blob), blob) as calls:
             path = ggml.install_program(ggml.WHISPER)
@@ -238,6 +245,162 @@ class InstallProgram(Local):
                                "whisper-bin-ubuntu-x64.tar.gz")
         self.assertTrue(urls[1].endswith("whisper-bin-ubuntu-x64.tar.gz"))
 
+    def test_the_nightly_pointer_is_followed_to_where_the_builds_are(self):
+        """llama.cpp's latest release carries a tag name, not the binaries."""
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: False)
+        marker = self.release(ggml.NIGHTLY_TAG)
+        nightly = dict(self.release("llama-b10809-bin-ubuntu-x64.tar.gz"),
+                       tag_name="b10809")
+
+        def opener(request, timeout=None):
+            url = request.full_url
+            if url.endswith("/releases/latest"):
+                return json_body(marker)
+            if url.endswith("/releases/tags/b10809"):
+                return json_body(nightly)
+            if url.endswith(ggml.NIGHTLY_TAG):
+                return body(b"b10809\n")
+            return body(self.archive)
+
+        with mock.patch("urllib.request.urlopen", side_effect=opener):
+            tag, found = ggml._pick_asset(ggml.LLAMA)
+        self.assertEqual(tag, "b10809")
+        self.assertEqual(found.name, "llama-b10809-bin-ubuntu-x64.tar.gz")
+
+    def test_without_a_pointer_the_newest_release_that_has_a_build_is_taken(self):
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: False)
+        marker = self.release("source.zip")
+        listing = [dict(self.release("llama-b2-bin-win-cpu-x64.zip"), tag_name="b2"),
+                   dict(self.release("llama-b1-bin-ubuntu-x64.tar.gz"), tag_name="b1")]
+
+        def opener(request, timeout=None):
+            url = request.full_url
+            return json_body(listing if "per_page" in url else marker)
+
+        with mock.patch("urllib.request.urlopen", side_effect=opener):
+            tag, found = ggml._pick_asset(ggml.LLAMA)
+        self.assertEqual(tag, "b1")
+        self.assertEqual(found.name, "llama-b1-bin-ubuntu-x64.tar.gz")
+    def test_linux_x64_with_vulkan_takes_diktes_accelerated_build(self):
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        listing = self.release("whisper-bin-ubuntu-vulkan-x64.tar.gz")
+        listing["tag_name"] = "whisper.cpp-v1.9.3"
+        managed_sha = hashlib.sha256(self.archive).hexdigest()
+        with mock.patch.object(ggml, "MANAGED_WHISPER_SHA256", managed_sha,
+                               create=True):
+            with fake_urlopen(listing, body(self.archive)) as calls:
+                path = ggml.install_program(ggml.WHISPER)
+        urls = [call.full_url for call in calls]
+        self.assertIn(
+            "/repos/yusufipk/dikte/releases/tags/whisper.cpp-v1.9.3",
+            urls[0],
+        )
+        self.assertTrue(urls[1].endswith(
+            "whisper-bin-ubuntu-vulkan-x64.tar.gz"))
+        self.assertTrue(os.path.isfile(path))
+        self.assertEqual("v1.9.3", ggml.installed_version(ggml.WHISPER))
+        self.assertFalse(ggml.vulkan_missing(ggml.WHISPER))
+
+    def test_an_explicit_whisper_version_still_comes_from_upstream(self):
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        listing = self.release("whisper-bin-ubuntu-x64.tar.gz")
+        with fake_urlopen(listing, body(self.archive)) as calls:
+            ggml.install_program(ggml.WHISPER, tag="v1.9.1")
+        self.assertIn(
+            "/repos/ggml-org/whisper.cpp/releases/tags/v1.9.1",
+            calls[0].full_url,
+        )
+
+    def test_linux_arm64_keeps_using_the_upstream_cpu_build(self):
+        self.patch_attr(ggml, "_arch", lambda: "arm64")
+        self.patch_attr(ggml.platform, "machine", lambda: "aarch64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        listing = self.release("whisper-bin-ubuntu-arm64.tar.gz")
+        with fake_urlopen(listing, body(self.archive)) as calls:
+            ggml.install_program(ggml.WHISPER)
+        self.assertIn(
+            "/repos/ggml-org/whisper.cpp/releases/latest",
+            calls[0].full_url,
+        )
+
+    def test_linux_non_x86_does_not_try_the_managed_x64_build(self):
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        listing = self.release("whisper-bin-ubuntu-arm64.tar.gz")
+        with mock.patch("platform.machine", return_value="ppc64le"):
+            with fake_urlopen(listing, listing) as calls:
+                with self.assertRaises(ggml.LocalError):
+                    ggml.install_program(ggml.WHISPER)
+        self.assertIn(
+            "/repos/ggml-org/whisper.cpp/releases/latest",
+            calls[0].full_url,
+        )
+
+    def test_a_missing_managed_build_falls_back_to_upstream_cpu(self):
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        managed = self.release("Dikte-1.1.0-x86_64.AppImage")
+        managed["tag_name"] = "whisper.cpp-v1.9.3"
+        upstream = self.release("whisper-bin-ubuntu-x64.tar.gz")
+        with fake_urlopen(managed, upstream, body(self.archive)) as calls:
+            path = ggml.install_program(ggml.WHISPER)
+        urls = [call.full_url for call in calls]
+        self.assertIn(
+            "/repos/yusufipk/dikte/releases/tags/whisper.cpp-v1.9.3",
+            urls[0],
+        )
+        self.assertIn("/repos/ggml-org/whisper.cpp/releases/latest", urls[1])
+        self.assertTrue(urls[2].endswith("whisper-bin-ubuntu-x64.tar.gz"))
+        self.assertTrue(os.path.isfile(path))
+
+    def test_a_managed_build_with_an_unreviewed_digest_falls_back(self):
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        managed = self.release("whisper-bin-ubuntu-vulkan-x64.tar.gz")
+        managed["assets"][0]["digest"] = "sha256:" + "0" * 64
+        upstream = self.release("whisper-bin-ubuntu-x64.tar.gz")
+        with fake_urlopen(managed, upstream, body(self.archive)) as calls:
+            try:
+                path = ggml.install_program(ggml.WHISPER)
+            except ggml.LocalError as exc:
+                self.fail(f"unreviewed digest did not fall back: {exc}")
+        urls = [call.full_url for call in calls]
+        self.assertEqual(3, len(urls))
+        self.assertTrue(urls[2].endswith("whisper-bin-ubuntu-x64.tar.gz"))
+        self.assertTrue(os.path.isfile(path))
+
+    def test_an_unavailable_managed_release_falls_back_to_upstream_cpu(self):
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        upstream = self.release("whisper-bin-ubuntu-x64.tar.gz")
+        with fake_urlopen(http_error(404), upstream,
+                          body(self.archive)) as calls:
+            path = ggml.install_program(ggml.WHISPER)
+        self.assertEqual(3, len(calls))
+        self.assertTrue(calls[2].full_url.endswith(
+            "whisper-bin-ubuntu-x64.tar.gz"))
+        self.assertTrue(os.path.isfile(path))
+
+    def test_a_fallback_to_the_processor_build_is_there_to_be_shown(self):
+        """Until the Vulkan package is published every download lands the
+        processor build, and a graphics card sitting idle looks exactly like
+        one being used. The window asks this and says so."""
+        self.patch_attr(ggml, "_arch", lambda: "x64")
+        self.patch_attr(ggml, "_has_vulkan", lambda: True)
+        managed = self.release("Dikte-1.1.0-x86_64.AppImage")
+        managed["tag_name"] = "whisper.cpp-v1.9.3"
+        upstream = self.release("whisper-bin-ubuntu-x64.tar.gz")
+        with fake_urlopen(managed, upstream, body(self.archive)):
+            ggml.install_program(ggml.WHISPER)
+        self.assertTrue(ggml.vulkan_missing(ggml.WHISPER))
+
+    def test_a_machine_with_no_vulkan_is_not_told_it_is_missing_one(self):
+        # Nothing was on offer to fall back from, so there is nothing to say.
+        self.install("whisper-bin-ubuntu-x64.tar.gz")
+        self.assertFalse(ggml.vulkan_missing(ggml.WHISPER))
+
     def test_a_release_with_nothing_for_this_machine_says_so(self):
         self.patch_attr(ggml, "_arch", lambda: "x64")
         with fake_urlopen(self.release("whisper-bin-Win32.zip")):
@@ -506,6 +669,53 @@ class Catalogue(Local):
             with self.assertRaises(ggml.LocalError):
                 ggml.whisper_models()
 
+    def test_the_speculative_decoding_heads_are_not_models(self):
+        # They are the small files in a repository, so a list sorted by size
+        # puts them first, where the eye lands and the click goes.
+        tree = GGUF_TREE + [
+            {"type": "file", "path": "dflash-Qwen3-8B-Q8_0.gguf",
+             "size": 1_120_000_000, "lfs": {"oid": "f" * 64}},
+            {"type": "file", "path": "eagle3-gpt-oss-20b-Q8_0.gguf",
+             "size": 920_000_000, "lfs": {"oid": "0" * 64}},
+        ]
+        with fake_urlopen(tree):
+            names = [q.name for q in ggml.llm_quants("ggml-org/x-GGUF")]
+        self.assertEqual(names,
+                         ["gemma-3-4b-it-Q4_K_M.gguf", "gemma-3-4b-it-Q8_0.gguf"])
+
+    def test_a_speech_or_vision_repository_is_not_a_cleanup_publisher(self):
+        listing = [{"id": "ggml-org/parakeet-GGUF"},
+                   {"id": "ggml-org/Qwen3-TTS-12Hz-1.7B-Base-GGUF"},
+                   {"id": "ggml-org/SmolVLM2-256M-Video-Instruct-GGUF"},
+                   {"id": "ggml-org/Qwen3-8B-Base-GGUF"},
+                   {"id": "ggml-org/SmolLM3-3B-GGUF"}]
+        with fake_urlopen(listing):
+            found = ggml.llm_repos()
+        self.assertEqual([r for r in found if r.startswith("ggml-org/Smol")],
+                         ["ggml-org/SmolLM3-3B-GGUF"])
+        self.assertNotIn("ggml-org/parakeet-GGUF", found)
+        self.assertNotIn("ggml-org/Qwen3-8B-Base-GGUF", found)
+
+    def test_a_publisher_is_not_dropped_for_a_word_it_happens_to_contain(self):
+        # The skip marks are matched as plain substrings, and an unanchored
+        # "test-" is also inside "Latest-".
+        self.assertTrue(ggml.can_clean("ggml-org/Qwen3-Latest-GGUF"))
+        self.assertFalse(ggml.can_clean("ggml-org/test-model-router-download"))
+
+    def test_a_base_model_beside_its_tuned_twin_is_dropped(self):
+        # Gemma names the base model after the tuned one with the `-it` taken
+        # out, so the two sit next to each other and the wrong one answers a
+        # cleanup prompt by carrying on writing the transcript.
+        listing = [{"id": "ggml-org/gemma-4-E2B-GGUF"},
+                   {"id": "ggml-org/gemma-4-E2B-it-GGUF"},
+                   {"id": "ggml-org/Qwen3-0.6B-GGUF"}]
+        with fake_urlopen(listing):
+            found = ggml.llm_repos()
+        self.assertNotIn("ggml-org/gemma-4-E2B-GGUF", found)
+        self.assertIn("ggml-org/gemma-4-E2B-it-GGUF", found)
+        # Nothing named it, so nothing says it is the wrong half of a pair.
+        self.assertIn("ggml-org/Qwen3-0.6B-GGUF", found)
+
     def test_what_is_on_disk_is_read_from_disk(self):
         self.assertEqual(ggml.installed_whisper_models(), [])
         path = ggml.whisper_model_path("ggml-base.bin")
@@ -573,7 +783,9 @@ STAND_IN = textwrap.dedent("""
 """)
 
 
-class Servers(Local):
+class ServerCase(Local):
+    """The stand-in server and the fixture around it, with no tests of its own."""
+
     def setUp(self):
         super().setUp()
         self.path("data").mkdir(parents=True, exist_ok=True)
@@ -596,6 +808,8 @@ class Servers(Local):
         self.addCleanup(made.stop)
         return made
 
+
+class Servers(ServerCase):
     def test_a_started_server_hands_back_its_address(self):
         server = self.server()
         url = server.serve()
@@ -827,6 +1041,122 @@ class Servers(Local):
         self.assertFalse(server.sweep())      # and the pid file went with it
 
 
+class IdleUnload(ServerCase):
+    """Giving the memory back when nothing has asked anything for a while."""
+
+    IDLE = 0.3
+
+    def setUp(self):
+        super().setUp()
+        # The real check runs every five seconds against a window of minutes.
+        # Both are scaled down here; what is being tested is the decision, and
+        # nothing in it reads the clock in units of its own.
+        self.patch_attr(ggml, "IDLE_CHECK_SECONDS", 0.05)
+
+    def idle_server(self, seconds=None, **settings):
+        server = self.server(**settings)
+        server.set_idle(self.IDLE if seconds is None else seconds)
+        return server
+
+    def wait_for(self, predicate, timeout=5.0):
+        """True as soon as `predicate` holds, False once the wait runs out."""
+        deadline = time.monotonic() + timeout
+        while time.monotonic() < deadline:
+            if predicate():
+                return True
+            time.sleep(0.02)
+        return False
+
+    def test_a_model_nobody_is_using_is_unloaded(self):
+        server = self.idle_server()
+        server.serve()
+        self.assertTrue(self.wait_for(lambda: not server.running))
+
+    def test_the_default_is_to_keep_it(self):
+        """A server nobody set a window on stays until something stops it."""
+        server = self.server()
+        server.serve()
+        self.assertFalse(self.wait_for(lambda: not server.running, timeout=0.6))
+
+    def test_a_window_of_zero_keeps_it_too(self):
+        server = self.idle_server(0)
+        server.serve()
+        self.assertFalse(self.wait_for(lambda: not server.running, timeout=0.6))
+
+    def test_a_request_in_flight_holds_the_model(self):
+        """A file is one address lookup and then minutes of work: the clock
+        alone would call that idle and unload it mid-transcription."""
+        server = self.idle_server()
+        server.serve()
+        with server.busy():
+            self.assertFalse(
+                self.wait_for(lambda: not server.running, timeout=self.IDLE * 3))
+        self.assertTrue(self.wait_for(lambda: not server.running))
+
+    def test_asking_for_the_address_puts_the_window_back(self):
+        server = self.idle_server()
+        first = server.serve()
+        for _ in range(4):
+            time.sleep(self.IDLE / 2)
+            self.assertEqual(server.serve(), first)   # never restarted
+        self.assertTrue(server.running)
+
+    def test_the_next_request_loads_it_again(self):
+        server = self.idle_server()
+        first = server.serve()
+        self.assertTrue(self.wait_for(lambda: not server.running))
+        second = server.serve()
+        self.assertTrue(server.running)
+        self.assertNotEqual(second, first)      # a new process, a new port
+
+    def test_the_watcher_of_a_stopped_server_does_not_touch_the_next_one(self):
+        server = self.idle_server()
+        server.serve()
+        server.stop()
+        server.set_idle(0)
+        server.serve()
+        self.assertFalse(self.wait_for(lambda: not server.running, timeout=0.6))
+
+    def test_unloading_by_hand_does_not_wait_for_the_window(self):
+        server = self.idle_server(0)
+        server.serve()
+        self.assertTrue(server.unload())
+        self.assertFalse(server.running)
+
+    def test_a_hold_taken_before_the_start_survives_it(self):
+        """The local cleanup takes the hold and only then asks for the address,
+        so the start it triggers must not be what drops the hold."""
+        server = self.idle_server()
+        with server.busy():
+            server.serve()
+            self.assertFalse(
+                self.wait_for(lambda: not server.running, timeout=self.IDLE * 3))
+        self.assertTrue(self.wait_for(lambda: not server.running))
+
+    def test_unloading_is_refused_while_the_model_is_still_loading(self):
+        """It runs on the interface's thread, and a start holds its lock for as
+        long as the load takes: waiting there would freeze the whole window."""
+        server = self.idle_server(0, extra=["--wait", "0.6"])
+        thread = threading.Thread(target=server.serve)
+        thread.start()
+        try:
+            began = time.monotonic()
+            self.assertFalse(server.unload())
+            self.assertLess(time.monotonic() - began, 0.2)
+        finally:
+            thread.join(timeout=10)
+
+    def test_unloading_is_refused_while_a_request_is_in_flight(self):
+        server = self.idle_server(0)
+        server.serve()
+        with server.busy():
+            self.assertFalse(server.unload())
+            self.assertTrue(server.running)
+
+    def test_unloading_nothing_is_not_a_refusal(self):
+        self.assertTrue(self.server().unload())
+
+
 class Arguments(Local):
     """What the two command lines say, since neither program is here to say it."""
 
@@ -1025,3 +1355,205 @@ class WindowsOwnership(Local):
         # from here", and only one of those makes the pid file safe to drop.
         self.image("")
         self.assertIsNone(self.made._is_ours(1234))
+
+
+class Machine(Local):
+    """What this machine can hold, and what that makes worth pointing at."""
+
+    def _sysconf(self, phys_pages, page_size=4096):
+        """Stand where sysconf answers whatever this test wants it to.
+
+        `create` because Windows has no os.sysconf at all, and a patch that
+        insists on the real attribute fails there before the test runs. What
+        the code under test does about that absence is two lines down from
+        what these are checking, and it is checked on its own below.
+        """
+        return mock.patch.object(
+            ggml.os, "sysconf", create=True,
+            side_effect=lambda name: (page_size if name == "SC_PAGE_SIZE"
+                                      else phys_pages))
+
+    def test_the_memory_is_read_the_way_each_system_reports_it(self):
+        # Linux and most Macs answer through sysconf.
+        with self._sysconf(4_194_304):
+            self.assertEqual(ggml.total_memory(), 16 * ggml.GB)
+
+    def test_a_mac_without_the_page_count_is_asked_for_the_number(self):
+        # Not every build of Python on a Mac carries SC_PHYS_PAGES, and a Mac
+        # that answered nothing would be a Mac with none of this on it.
+        def answer(args, **kwargs):
+            self.assertEqual(args, ["sysctl", "-n", "hw.memsize"])
+            return mock.Mock(stdout=f"{32 * ggml.GB}\n")
+
+        with mock.patch.object(ggml.os, "sysconf", create=True,
+                               side_effect=ValueError), \
+                mock.patch.object(sys, "platform", "darwin"), \
+                mock.patch.object(ggml.subprocess, "run", answer):
+            self.assertEqual(ggml.total_memory(), 32 * ggml.GB)
+
+    def test_a_sysconf_that_shrugs_is_an_unknown_machine_and_not_a_tiny_one(self):
+        # sysconf answers -1 for a limit it holds to be indeterminate and
+        # CPython hands that back rather than raising, so the product came out
+        # negative: a 64 GB workstation was told every model past 512 MB was
+        # too big for it, and the machine line read "Memory: -4096 B".
+        with self._sysconf(-1):
+            self.assertEqual(ggml.total_memory(), 0)
+        self.assertTrue(ggml.fits(574 << 20, memory=0))
+
+    def test_the_memory_is_read_once_and_kept(self):
+        # A list of thirty rows asks seventy times, and on the Mac path the
+        # answer comes from a program rather than a library call.
+        calls = []
+        with mock.patch.object(ggml, "_read_memory",
+                               lambda: calls.append(1) or 16 * ggml.GB):
+            self.assertEqual(ggml.total_memory(), 16 * ggml.GB)
+            self.assertEqual(ggml.total_memory(), 16 * ggml.GB)
+        self.assertEqual(len(calls), 1)
+
+    def test_a_system_that_answers_nothing_is_an_unknown_machine(self):
+        with mock.patch.object(ggml.os, "sysconf", create=True,
+                               side_effect=ValueError), \
+                mock.patch.object(sys, "platform", "linux"):
+            self.assertEqual(ggml.total_memory(), 0)
+
+    def test_a_mac_is_taken_to_have_a_graphics_interface(self):
+        with mock.patch.object(sys, "platform", "darwin"):
+            self.assertEqual(ggml.accelerator(), "Metal")
+
+    def test_elsewhere_the_vulkan_loader_is_what_says_so(self):
+        with mock.patch.object(sys, "platform", "linux"), \
+                mock.patch.object(ggml.ctypes.util, "find_library",
+                                  lambda name: "/usr/lib/libvulkan.so.1"):
+            self.assertEqual(ggml.accelerator(), "Vulkan")
+        with mock.patch.object(sys, "platform", "linux"), \
+                mock.patch.object(ggml.ctypes.util, "find_library",
+                                  lambda name: None):
+            self.assertEqual(ggml.accelerator(), "")
+
+    def test_a_model_is_measured_against_half_the_memory(self):
+        self.assertTrue(ggml.fits(2 * ggml.GB, memory=8 * ggml.GB))
+        self.assertFalse(ggml.fits(4 * ggml.GB, memory=8 * ggml.GB))
+
+    def test_a_machine_whose_memory_could_not_be_read_holds_anything(self):
+        # A wrong "too big" is worse advice than none.
+        self.assertTrue(ggml.fits(40 * ggml.GB, memory=0))
+
+    def test_the_smallest_machine_is_not_the_one_where_everything_fits(self):
+        # Half of 2 GB less the gigabyte of overhead is nothing, and a budget
+        # of nothing used to read as the unknown machine above.
+        self.assertFalse(ggml.fits(3 * ggml.GB, memory=2 * ggml.GB))
+
+    def test_a_crowded_machine_is_pointed_at_the_smaller_model(self):
+        self.assertEqual(ggml.suggested_whisper(memory=3 * ggml.GB, graphics=""),
+                         ggml.SMALL_MACHINE_WHISPER)
+
+    def test_a_card_and_the_memory_for_it_are_pointed_at_the_accurate_one(self):
+        self.assertEqual(
+            ggml.suggested_whisper(memory=32 * ggml.GB, graphics="Vulkan"),
+            ggml.ACCURATE_WHISPER)
+
+    def test_memory_without_a_card_is_pointed_at_the_fast_one(self):
+        # Several times the work per second is several times a long wait on a
+        # processor, whatever there is room for.
+        self.assertEqual(
+            ggml.suggested_whisper(memory=32 * ggml.GB, graphics=""),
+            ggml.SUGGESTED_WHISPER)
+
+    def test_a_sixteen_gigabyte_machine_counts_as_a_roomy_one(self):
+        # What a machine reports is what the firmware and the graphics left
+        # of it: 16 GB answers about 15.4, and a threshold written at the
+        # number on the box is one no machine ever reaches.
+        self.assertEqual(
+            ggml.suggested_whisper(memory=int(15.4 * ggml.GB), graphics="Metal"),
+            ggml.ACCURATE_WHISPER)
+
+    def test_the_suggestion_that_fits_is_offered_first(self):
+        first = ggml.suggested_llm(memory=6 * ggml.GB)[0]
+        self.assertTrue(ggml.fits(ggml.SUGGESTED_LLM_SIZE[first],
+                                  memory=6 * ggml.GB))
+        # Nothing is dropped: what does not fit today fits once something else
+        # is closed.
+        self.assertEqual(sorted(ggml.suggested_llm(memory=6 * ggml.GB)),
+                         sorted(ggml.SUGGESTED_LLM))
+
+    def test_the_wanted_model_wins_when_there_is_room_for_it(self):
+        items = [listed("ggml-tiny.bin", 70 << 20),
+                 listed("ggml-large-v3-turbo-q5_0.bin", 574 << 20)]
+        self.assertEqual(
+            ggml.recommended(items, "ggml-large-v3-turbo-q5_0.bin",
+                             memory=16 * ggml.GB),
+            "ggml-large-v3-turbo-q5_0.bin")
+
+    def test_a_model_too_big_for_the_machine_is_not_recommended(self):
+        items = [listed("small.gguf", 1 << 30), listed("huge.gguf", 12 * ggml.GB)]
+        self.assertEqual(ggml.recommended(items, "huge.gguf",
+                                          memory=8 * ggml.GB), "small.gguf")
+
+    def test_the_full_precision_weights_are_never_the_recommendation(self):
+        # Twice the memory and twice the wait for a difference this job
+        # cannot see.
+        items = [listed("model-Q4_0.gguf", 2 * ggml.GB),
+                 listed("model-BF16.gguf", 3 * ggml.GB)]
+        self.assertEqual(ggml.recommended(items, memory=32 * ggml.GB),
+                         "model-Q4_0.gguf")
+
+    def test_nothing_is_recommended_when_nothing_fits(self):
+        self.assertEqual(
+            ggml.recommended([listed("huge.gguf", 40 * ggml.GB)],
+                             memory=8 * ggml.GB), "")
+
+
+class Grouping(Local):
+    """One group per model, rather than one long list sorted by size."""
+
+    def test_every_spelling_of_a_quantisation_reads_as_its_number(self):
+        # One list holds q5_1, Q4_K_M, MXFP4 and BF16, and the number is the
+        # whole of what any of them says to somebody choosing a row.
+        self.assertEqual(ggml.bit_depth("ggml-small-q5_1.bin"), 5)
+        self.assertEqual(ggml.bit_depth("SmolLM3-Q4_K_M.gguf"), 4)
+        self.assertEqual(ggml.bit_depth("gpt-oss-20b-MXFP4.gguf"), 4)
+        self.assertEqual(ggml.bit_depth("gemma-4-E2B-it-Q8_0.gguf"), 8)
+        # bf16 is not f16 read badly.
+        self.assertEqual(ggml.bit_depth("gemma-4-E2B-it-BF16.gguf"), 16)
+        self.assertEqual(ggml.bit_depth("mmproj-model-f16.gguf"), 16)
+        # A whisper file with no mark is the full model, and its name is the
+        # one convention here that does not carry the answer.
+        self.assertEqual(ggml.bit_depth("ggml-large-v3-turbo.bin"), 0)
+
+    def test_a_quantisation_belongs_to_the_model_it_is_a_copy_of(self):
+        self.assertEqual(ggml.whisper_family("ggml-small.en-q5_1.bin"), "small")
+        self.assertEqual(ggml.whisper_family("ggml-large-v3-q5_0.bin"),
+                         "large-v3")
+        self.assertEqual(ggml.whisper_family("ggml-large-v3-turbo.bin"),
+                         "large-v3-turbo")
+        self.assertEqual(ggml.whisper_family("ggml-medium.en.bin"), "medium")
+
+    def test_turbo_is_a_model_and_not_a_quantisation(self):
+        # The last chunk of the name is a quantisation for most of the list
+        # and part of the model's name here.
+        self.assertEqual(ggml.whisper_family("ggml-large-v3-turbo-q8_0.bin"),
+                         "large-v3-turbo")
+
+    def test_the_turbo_files_are_not_scattered_through_the_medium_ones(self):
+        # Sorted by size alone, large-v3-turbo-q5_0 lands between the two
+        # medium quantisations, half a screen from the model it is a copy of.
+        models = [listed("ggml-medium-q5_0.bin", 539 << 20),
+                  listed("ggml-large-v3-turbo-q5_0.bin", 574 << 20),
+                  listed("ggml-medium-q8_0.bin", 823 << 20),
+                  listed("ggml-large-v3-turbo.bin", 1624 << 20)]
+        groups = dict(ggml.whisper_groups(models))
+        self.assertEqual([i.name for i in groups["large-v3-turbo"]],
+                         ["ggml-large-v3-turbo-q5_0.bin",
+                          "ggml-large-v3-turbo.bin"])
+        self.assertEqual([i.name for i in groups["medium"]],
+                         ["ggml-medium-q5_0.bin", "ggml-medium-q8_0.bin"])
+
+    def test_the_smallest_model_comes_first_and_the_english_ones_last(self):
+        models = [listed("ggml-small.en-q5_1.bin", 190 << 20),
+                  listed("ggml-small-q5_1.bin", 190 << 20),
+                  listed("ggml-tiny.bin", 77 << 20)]
+        groups = ggml.whisper_groups(models)
+        self.assertEqual([family for family, _ in groups], ["tiny", "small"])
+        self.assertEqual([i.name for _, group in groups for i in group],
+                         ["ggml-tiny.bin", "ggml-small-q5_1.bin",
+                          "ggml-small.en-q5_1.bin"])

tests/test_packaging.py

@@ -0,0 +1,217 @@
+"""The release build that makes Linux Vulkan a one-click install."""
+
+import hashlib
+import io
+import json
+import os
+import pathlib
+import shutil
+import subprocess
+import sys
+import tarfile
+import tempfile
+import unittest
+
+from dikte import ggml
+
+
+ROOT = pathlib.Path(__file__).parents[1]
+PACKAGING = ROOT / "packaging" / "whisper-vulkan"
+WORKFLOW = ROOT / ".github" / "workflows" / "whisper-vulkan.yml"
+
+
+class WhisperVulkanPackaging(unittest.TestCase):
+    @unittest.skipUnless(sys.platform != "win32" and shutil.which("bash"),
+                         "bash syntax check is unavailable")
+    def test_the_release_scripts_parse_as_shell(self):
+        for name in ("build-package.sh", "validate-package.sh",
+                     "smoke-runtime.sh"):
+            script = PACKAGING / name
+            checked = subprocess.run(
+                ["bash", "-n", script], capture_output=True, text=True,
+            )
+            self.assertEqual("", checked.stderr)
+            self.assertEqual(0, checked.returncode)
+
+    def test_the_workflow_builds_validates_smokes_and_publishes(self):
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        for step in ("Build deterministic archive",
+                     "Verify reviewed archive digest",
+                     "Validate archive and ELF contract",
+                     "CPU fallback smoke test (no Vulkan loader)",
+                     "Vulkan loader present, no device smoke test",
+                     "Vulkan plugin-load smoke test (Mesa llvmpipe)",
+                     "Publish dependency release"):
+            self.assertIn(step, workflow)
+        self.assertNotRegex(workflow, r"uses: [^\n]+@v\d+(?:\s|$)")
+
+    def test_publish_is_safe_for_dikte_and_limited_to_reviewed_master(self):
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        self.assertGreaterEqual(workflow.count("persist-credentials: false"), 2)
+        self.assertIn("github.ref == 'refs/heads/master'", workflow)
+        self.assertIn("--prerelease", workflow)
+        self.assertIn("--latest=false", workflow)
+        self.assertIn("--verify-tag", workflow)
+        self.assertIn("refusing to replace existing tag", workflow)
+        self.assertIn("^[0-9]+\\.[0-9]+\\.[0-9]+$", workflow)
+        self.assertIn("^[0-9a-f]{40}$", workflow)
+        publish_script = workflow.split("      - name: Publish dependency release", 1)[1]
+        publish_script = publish_script.split("        run: |", 1)[1]
+        self.assertNotIn("${{ inputs.", publish_script)
+
+    def test_bundle_ci_runs_only_for_what_the_bundle_is_built_from(self):
+        """A 45 minute build on a README typo is a tax on every other change.
+
+        What ties ggml.py to the release is checked in this file instead, and
+        this file runs on every pull request in milliseconds."""
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        trigger = workflow.split("workflow_dispatch:", 1)[0]
+        self.assertIn("- packaging/whisper-vulkan/**", trigger)
+        self.assertIn("- .github/workflows/whisper-vulkan.yml", trigger)
+        for path in ("dikte/ggml.py", "tests/test_ggml.py",
+                     "tests/test_packaging.py", "README.md", "README.tr.md"):
+            self.assertNotIn(f"- {path}", trigger)
+
+    def test_the_smoke_tests_run_what_dikte_runs(self):
+        """-ng is what Dikte passes when its GPU setting is off, and a run
+        with it never asks for a backend at all. The three runs that have to
+        hold are the ones without it: no loader, a loader with nothing behind
+        it, and a working device."""
+        script = (PACKAGING / "smoke-runtime.sh").read_text(encoding="utf-8")
+        code = "\n".join(line for line in script.splitlines()
+                         if not line.lstrip().startswith("#"))
+        self.assertNotIn("-ng", code)
+        for mode in ("cpu)", "noicd)", "vulkan)"):
+            self.assertIn(mode, script)
+        self.assertTrue((PACKAGING / "Dockerfile.runtime-noicd").is_file())
+
+    def test_an_unreviewed_version_is_reported_and_never_published(self):
+        """The digest of a version nobody has reviewed cannot be known before
+        it is built, so the gate cannot be the only way through."""
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        self.assertIn("expected_sha256", workflow)
+        self.assertIn(
+            "refusing to publish an archive whose digest has not been reviewed",
+            workflow)
+
+    def test_the_shape_of_the_inputs_is_checked_before_they_are_used(self):
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        self.assertLess(workflow.index("- name: Validate source coordinates"),
+                        workflow.index("- name: Check out pinned whisper.cpp"))
+
+    def test_the_validator_checks_tar_links_before_extraction(self):
+        validator = (PACKAGING / "validate-package.sh").read_text(
+            encoding="utf-8")
+        for check in ("member.issym()", "member.islnk()", "member.isdev()"):
+            self.assertIn(check, validator)
+
+    @unittest.skipUnless(sys.platform == "linux" and shutil.which("bash"),
+                         "Linux packaging test is unavailable")
+    def test_the_validator_rejects_an_escaping_symlink(self):
+        asset = "whisper-bin-ubuntu-vulkan-x64"
+        with tempfile.TemporaryDirectory() as temporary:
+            output = pathlib.Path(temporary)
+            archive = output / f"{asset}.tar.gz"
+            with tarfile.open(archive, "w:gz") as bundle:
+                link = tarfile.TarInfo(f"{asset}/whisper-server")
+                link.type = tarfile.SYMTYPE
+                link.linkname = "/etc/passwd"
+                bundle.addfile(link, io.BytesIO())
+            digest = hashlib.sha256(archive.read_bytes()).hexdigest()
+            (output / f"{asset}.tar.gz.sha256").write_text(
+                f"{digest}  {asset}.tar.gz\n", encoding="utf-8",
+            )
+            checked = subprocess.run(
+                ["bash", PACKAGING / "validate-package.sh"],
+                env=os.environ | {"OUT_DIR": str(output)},
+                capture_output=True, text=True,
+            )
+        self.assertNotEqual(0, checked.returncode)
+        self.assertIn("unsafe symlink", checked.stderr)
+
+    def test_the_validator_checks_elf_architecture_dependencies_and_paths(self):
+        validator = (PACKAGING / "validate-package.sh").read_text(
+            encoding="utf-8")
+        for check in ("Advanced Micro Devices X86-64", "unexpected DT_NEEDED",
+                      "path.read_bytes()"):
+            self.assertIn(check, validator)
+
+    def test_the_builder_and_its_downloads_are_pinned(self):
+        dockerfile = (PACKAGING / "Dockerfile.build").read_text(
+            encoding="utf-8")
+        self.assertRegex(dockerfile, r"FROM ubuntu@sha256:[0-9a-f]{64}")
+        self.assertIn("CMAKE_SHA256=", dockerfile)
+        self.assertIn("libvulkan-dev=", dockerfile)
+        self.assertIn("shaderc=", dockerfile)
+        key = (PACKAGING / "lunarg-signing-key-pub.asc").read_bytes()
+        key = key.replace(b"\r\n", b"\n")
+        self.assertEqual(
+            "aa1c3c29673140e77f0d6a9aaeed5d9b5621e305ead51c59fae4458bbb4df92b",
+            hashlib.sha256(key).hexdigest(),
+        )
+
+    def test_the_bundle_has_portable_dynamic_backends(self):
+        script = (PACKAGING / "build-package.sh").read_text(
+            encoding="utf-8")
+        for flag in ("GGML_BACKEND_DL=ON", "GGML_CPU_ALL_VARIANTS=ON",
+                     "GGML_NATIVE=OFF", "GGML_OPENMP=OFF",
+                     "GGML_VULKAN=ON"):
+            self.assertIn(flag, script)
+        self.assertIn("libggml-cpu*.so", script)
+        self.assertIn("libggml-vulkan.so", script)
+
+    def test_the_dependency_release_matches_the_installer(self):
+        workflow = WORKFLOW.read_text(encoding="utf-8")
+        script = (PACKAGING / "build-package.sh").read_text(
+            encoding="utf-8")
+        self.assertEqual("whisper.cpp-v1.9.3",
+                         ggml.MANAGED_WHISPER_RELEASE)
+        self.assertEqual("v1.9.3", ggml.MANAGED_WHISPER_VERSION)
+        self.assertIn("RELEASE_TAG: whisper.cpp-v${{ inputs.whisper_version }}",
+                      workflow)
+        self.assertIn("WHISPER_VERSION:=1.9.3", script)
+        commit = "371b5a7561823ab2bb32142d2751e35e7534727b"
+        self.assertIn(f"WHISPER_COMMIT:={commit}", script)
+        self.assertIn(commit, workflow)
+        self.assertIn(ggml.MANAGED_WHISPER_VULKAN, workflow)
+        self.assertIn(ggml.MANAGED_WHISPER_SHA256, workflow)
+
+    def test_the_bundle_carries_metadata_and_all_required_licenses(self):
+        script = (PACKAGING / "build-package.sh").read_text(
+            encoding="utf-8")
+        for name in ("BUILD-INFO.json", "SHA256SUMS", ".cdx.json"):
+            self.assertIn(name, script)
+        for name in ("cpp-httplib-MIT.txt", "nlohmann-json-MIT.txt"):
+            self.assertTrue((PACKAGING / "licenses" / name).is_file())
+
+    def _make_test_sbom(self):
+        with tempfile.TemporaryDirectory() as temporary:
+            root = pathlib.Path(temporary)
+            (root / "whisper-server").write_bytes(b"elf")
+            sbom = root / "whisper-bin-ubuntu-vulkan-x64.cdx.json"
+            environment = os.environ | {
+                "ROOT": str(root),
+                "VERSION": "1.9.3",
+                "COMMIT": "371b5a7561823ab2bb32142d2751e35e7534727b",
+                "EPOCH": "1787219223",
+            }
+            with sbom.open("w", encoding="utf-8") as output:
+                subprocess.run(
+                    [sys.executable, PACKAGING / "make-sbom.py"],
+                    env=environment, stdout=output, check=True,
+                )
+            return json.loads(sbom.read_text(encoding="utf-8")), sbom.name
+
+    def test_the_sbom_does_not_record_the_file_being_written(self):
+        document, sbom_name = self._make_test_sbom()
+        names = {component["name"] for component in document["components"]}
+        self.assertNotIn(sbom_name, names)
+
+    def test_the_sbom_lists_ggml(self):
+        document, _ = self._make_test_sbom()
+        names = {component["name"] for component in document["components"]}
+        self.assertIn("ggml", names)
+
+
+if __name__ == "__main__":
+    unittest.main()

tests/test_paths.py

@@ -42,9 +42,12 @@ class Directories(unittest.TestCase):
 
     def test_a_mac_does_not_read_the_xdg_variables(self):
         """A Mac with them set from some other tool still stores in one place."""
-        with mock.patch.dict(os.environ, {"XDG_CONFIG_HOME": "/c"}):
+        # Something no temporary directory can be called: the home this runs
+        # under is a mkdtemp path, and a two-letter needle matched the "/c" in
+        # somebody's TMPDIR rather than the variable being read.
+        with mock.patch.dict(os.environ, {"XDG_CONFIG_HOME": "/xdg-elsewhere"}):
             config_dir, _ = paths.directories("darwin")
-        self.assertNotIn("/c", config_dir.as_posix())
+        self.assertNotIn("xdg-elsewhere", config_dir.as_posix())
 
     def test_windows_keeps_the_models_out_of_the_roaming_profile(self):
         """Settings roam with the account; several gigabytes must not."""

tests/test_ui.py

@@ -6,13 +6,15 @@ save, so a setting added to one half and not the other is silently reset the
 next time anybody presses Save. That is the failure this catches.
 """
 
+import json
 import os
 import sys
+import time
 import unittest
 from typing import ClassVar
 from unittest import mock
 
-from PyQt6.QtCore import QPoint, QPointF, Qt
+from PyQt6.QtCore import QPoint, QPointF, QRect, Qt
 from PyQt6.QtGui import QWheelEvent
 from PyQt6.QtWidgets import QApplication, QMessageBox
 
@@ -21,11 +23,13 @@ from dikte import cleanup
 from dikte import config as cfg
 from dikte import ggml
 from dikte import hotkey
+from dikte import hub
 from dikte import ipc
 from dikte import overlay as overlay_module
 from dikte import paste
 from dikte import settings_ui
 from dikte import update
+from dikte.i18n import t
 from tests.support import DikteTest, only_these_tools
 
 # The harness below replaces this method on the class so that opening a window
@@ -48,6 +52,7 @@ CHANGED = {
     "restore_clipboard": True,
     "overlay_corner": "top-right",
     "overlay_screen": "DP-1",
+    "overlay_follows_pointer": True,
     "max_seconds": 120,
     "skip_silent": False,
     "silence_db": -42.0,
@@ -78,6 +83,8 @@ CHANGED = {
     "local_llm_gpu": False,
     "local_llm_preload": True,
     "local_llm_reasoning": "low",
+    "local_idle_unload": False,
+    "local_idle_minutes": 45,
     "cleanup_prompt": "Only fix the punctuation.",
     "file_cleanup_prompt": "Keep the stamps where they are.",
     "transcribe_prompt": "Paraşüt, OpenFrame",
@@ -239,6 +246,39 @@ class Settings(DikteTest):
         label.resize(2000, line)
         self.assertLessEqual(label.minimumHeight(), line)
 
+    def test_a_label_written_before_the_layout_places_it_claims_nothing(self):
+        # The publisher note is written while the settings window is still
+        # being built, when the label is a handful of pixels wide. Wrapped
+        # against that width the sentence became a hundred lines, and the
+        # minimum taken from it did not stay a minimum: QLabel folds it into
+        # its own cached size hints and clears that cache only when the text
+        # changes. The group box stood thousands of pixels tall, with the
+        # model box and everything under it off the bottom of the window,
+        # until another publisher was picked.
+        label = settings_ui.WrappedLabel()
+        self.addCleanup(label.deleteLater)
+        line = label.fontMetrics().height()
+        label.resize(8, line)
+        label.setText("Google Gemma 4, the small one. The default: nothing "
+                      "else this size follows an instruction as closely, and "
+                      "cleanup is all instruction.")
+        self.assertEqual(label.minimumHeight(), 0)
+        # Placed and shown, which is the first width worth measuring against.
+        # The room the wrapping needs is claimed then, and it is the lines the
+        # sentence takes at this width rather than at the last one. Counted
+        # off the font rather than written down here, because how many lines
+        # 400 pixels hold is a different answer on every machine.
+        label.resize(400, line)
+        label.show()
+        wrap = Qt.TextFlag.TextWordWrap | Qt.TextFlag.TextWrapAnywhere
+        needed = label.fontMetrics().boundingRect(
+            QRect(0, 0, 400, 0), wrap, label.text()).height()
+        self.assertGreater(needed, line)      # or the sentence never wrapped
+        self.assertEqual(label.minimumHeight(), needed)
+        # And the label's own hints are the wrapping at this width too, not
+        # the hundred lines the eight pixel one asked for.
+        self.assertLessEqual(label.sizeHint().height(), 3 * needed)
+
     def test_saving_without_touching_anything_changes_nothing(self):
         """Every widget has to load what is stored, or Save writes its default
         over it. This says so for the whole table at once."""
@@ -275,6 +315,7 @@ class Settings(DikteTest):
         """An OpenRouter id and a Claude alias are not the same field."""
         window = self.window(cfg.Config())
         boxes = {"openrouter": window.cleanup_model_row,
+                 "opencode": window.cleanup_opencode_model_row,
                  "claude": window.cleanup_claude_model,
                  "codex": window.cleanup_codex_model}
         for provider, box in boxes.items():
@@ -298,6 +339,42 @@ class Settings(DikteTest):
         self.assertEqual(window.cleanup_codex_model.currentText(),
                          "my-own-model")
 
+    def test_opencode_answering_refills_both_of_its_boxes(self):
+        """The fetched catalog replaces the built-in list in the cleanup and
+        agent boxes alike, and neither loses what was picked."""
+        conf = self.config(cleanup_opencode_model="my-own-model")
+        window = self.window(conf)
+        window._on_opencode_models_loaded(["glm-9", "kimi-k9"], "")
+        for combo in (window.cleanup_opencode_model,
+                      window.assistant_opencode_model):
+            with self.subTest(combo=combo.objectName() or "combo"):
+                offered = [combo.itemText(i) for i in range(combo.count())]
+                self.assertEqual(offered, ["glm-9", "kimi-k9"])
+        self.assertEqual(window.cleanup_opencode_model.currentText(),
+                         "my-own-model")
+
+    def test_opencode_s_list_arriving_at_open_leaves_the_other_boxes_alone(self):
+        conf = self.config(cleanup_opencode_model="my-own-model",
+                           meeting_model="some/meeting-model")
+        window = self.window(conf)
+        before = [window.meeting_model.itemText(i)
+                  for i in range(window.meeting_model.count())]
+        window._on_hosted_models_loaded("opencode", ["glm-5.3", "kimi-k3"])
+        combo = window.cleanup_opencode_model
+        offered = [combo.itemText(i) for i in range(combo.count())]
+        self.assertEqual(offered, ["glm-5.3", "kimi-k3"])
+        self.assertEqual(combo.currentText(), "my-own-model")
+        self.assertEqual([window.meeting_model.itemText(i)
+                          for i in range(window.meeting_model.count())], before)
+
+    def test_opencode_cleanup_offers_a_fetch_button_of_its_own(self):
+        """The OpenRouter button leaves the screen with its box, so OpenCode Go
+        carries its own."""
+        window = self.window(cfg.Config())
+        window._select_data(window.cleanup_provider, "opencode")
+        self.assertFalse(window.cleanup_opencode_model_row.isHidden())
+        self.assertTrue(window.cleanup_model_row.isHidden())
+
     def test_agy_answering_refills_both_of_its_boxes(self):
         """The same arrangement as Codex: both boxes, nothing chosen is lost."""
         conf = self.config(cleanup_agy_model="my-own-model")
@@ -340,10 +417,11 @@ class Settings(DikteTest):
 
     def test_a_key_on_file_is_fetched_with_at_open(self):
         window = self.window(self.config(openrouter_api_key="sk-or-x",
-                                         gemini_api_key="AIza-x"))
+                                         gemini_api_key="AIza-x",
+                                         opencode_api_key="opencode-x"))
         with mock.patch.object(settings_ui.threading, "Thread") as thread:
             REAL_LOAD_HOSTED_MODELS(window)
-        self.assertEqual(thread.call_count, 2)
+        self.assertEqual(thread.call_count, 3)
 
     def test_the_update_line_names_the_version_that_is_running(self):
         window = self.window(cfg.Config())
@@ -466,6 +544,20 @@ class Settings(DikteTest):
         self.assertEqual(conf["transcribe_model"], "gpt-4o-transcribe")
         self.assertEqual(conf["groq_transcribe_model"], "whisper-large-v3")
 
+    def test_the_file_model_is_saved_and_only_shown_for_openrouter(self):
+        self.write_config({"transcribe_provider": "openrouter",
+                           "openrouter_file_model": "openai/whisper-large-v3"})
+        conf = cfg.Config()
+        window = self.window(conf)
+        self.assertEqual(window.file_model.currentText(), "openai/whisper-large-v3")
+        self.assertTrue(window.stt_form.isRowVisible(window.file_model_row))
+        window.file_model.setCurrentText(" deepgram/nova-3 ")
+        window._save()
+        self.assertEqual(conf["openrouter_file_model"], "deepgram/nova-3")
+        window.transcribe_provider.setCurrentIndex(
+            window.transcribe_provider.findData("openai"))
+        self.assertFalse(window.stt_form.isRowVisible(window.file_model_row))
+
     def test_the_provider_box_offers_every_provider_config_knows(self):
         window = self.window(cfg.Config())
         offered = [window.transcribe_provider.itemData(i)
@@ -1013,6 +1105,121 @@ class Overlay(DikteTest):
         screen_at.assert_not_called()
         self.assertEqual(widget.pos(), QPoint(1948, 995))
 
+    def _screen(self, name, area):
+        screen = mock.Mock()
+        screen.name.return_value = name
+        screen.availableGeometry.return_value = area
+        return screen
+
+    def _kwin(self, *answer):
+        kwin = mock.Mock()
+        kwin.isValid.return_value = True
+        kwin.call.return_value.arguments.return_value = list(answer)
+        return kwin
+
+    def test_the_compositor_says_which_screen_the_pointer_is_on(self):
+        """Wayland tells a client where the pointer is only while it is over one
+        of that client's own windows, so QCursor.pos() comes back at the origin
+        and every indicator lands on whichever screen holds it. KWin knows."""
+        screens = [self._screen("DP-1", settings_ui.QRect(0, 0, 1920, 1080)),
+                   self._screen("DP-2", settings_ui.QRect(1920, 0, 1920, 1080))]
+        widget = self.overlay()
+        with mock.patch.object(overlay_module, "_kwin", self._kwin("DP-2")), \
+                mock.patch.object(QApplication, "screens", return_value=screens), \
+                mock.patch.object(QApplication, "screenAt") as screen_at:
+            widget._reposition()
+        screen_at.assert_not_called()
+        self.assertEqual(widget.pos(), QPoint(1948, 995))
+
+    def test_the_pointer_decides_when_the_compositor_will_not_say(self):
+        """Every desktop but Plasma, and Plasma while KWin is being replaced."""
+        screens = [self._screen("DP-1", settings_ui.QRect(0, 0, 1920, 1080))]
+        widget = self.overlay()
+        with mock.patch.object(overlay_module, "_kwin", self._kwin()), \
+                mock.patch.object(QApplication, "screens", return_value=screens), \
+                mock.patch.object(QApplication, "screenAt",
+                                  return_value=screens[0]) as screen_at:
+            widget._reposition()
+        screen_at.assert_called()
+        self.assertEqual(widget.pos(), QPoint(28, 995))
+
+    def _two_screens(self):
+        return [self._screen("DP-1", settings_ui.QRect(0, 0, 1920, 1080)),
+                self._screen("DP-2", settings_ui.QRect(1920, 0, 1920, 1080))]
+
+    def _ticks_on(self, widget, screens, kwin):
+        """Run the ribbon long enough for one look at where the pointer is."""
+        with mock.patch.object(overlay_module, "_kwin", kwin), \
+                mock.patch.object(QApplication, "screens", return_value=screens), \
+                mock.patch.object(QApplication, "screenAt", return_value=screens[0]):
+            for _ in range(overlay_module.FOLLOW_EVERY):
+                widget._tick()
+
+    def test_it_can_be_told_to_keep_up_with_the_pointer(self):
+        """The screen it started on is not always the screen you end up on."""
+        screens = self._two_screens()
+        kwin = self._kwin("DP-2")
+        widget = self.overlay(follow_pointer=True)
+        with mock.patch.object(overlay_module, "_kwin", kwin), \
+                mock.patch.object(QApplication, "screens", return_value=screens):
+            widget.show_recording()
+        self.assertEqual(widget.pos(), QPoint(1948, 995))
+        kwin.call.return_value.arguments.return_value = ["DP-1"]
+        self._ticks_on(widget, screens, kwin)
+        self.assertEqual(widget.pos(), QPoint(28, 995))
+
+    def test_it_stays_where_it_appeared_unless_it_was_told_otherwise(self):
+        """Left off, because an indicator that jumps desks mid-sentence is one
+        more thing moving while you are trying to talk."""
+        screens = self._two_screens()
+        kwin = self._kwin("DP-2")
+        widget = self.overlay()
+        with mock.patch.object(overlay_module, "_kwin", kwin), \
+                mock.patch.object(QApplication, "screens", return_value=screens):
+            widget.show_recording()
+        kwin.call.return_value.arguments.return_value = ["DP-1"]
+        self._ticks_on(widget, screens, kwin)
+        self.assertEqual(widget.pos(), QPoint(1948, 995))
+
+    def test_a_named_screen_is_never_left_for_the_pointer(self):
+        """Naming one is the whole answer; following it would undo the naming."""
+        screens = self._two_screens()
+        kwin = self._kwin("DP-2")
+        widget = self.overlay(screen_name="DP-1", follow_pointer=True)
+        with mock.patch.object(QApplication, "screens", return_value=screens):
+            widget.show_recording()
+        self._ticks_on(widget, screens, kwin)
+        kwin.call.assert_not_called()
+        self.assertEqual(widget.pos(), QPoint(28, 995))
+
+    def test_the_one_on_top_goes_where_the_one_underneath_is(self):
+        """Asking for itself would put the pair on two monitors, with this one
+        raised over a ribbon that is not underneath it."""
+        screens = self._two_screens()
+        kwin = self._kwin("DP-2")
+        first = self.overlay()
+        with mock.patch.object(overlay_module, "_kwin", kwin), \
+                mock.patch.object(QApplication, "screens", return_value=screens):
+            first.show_recording()
+            kwin.call.return_value.arguments.return_value = ["DP-1"]
+            second = self.overlay(below=first)
+            second.show_busy("Asking Claude…")
+        self.assertEqual(first.pos(), QPoint(1948, 995))
+        self.assertEqual(second.pos(), QPoint(1948, 929))
+
+    def test_the_compositor_is_asked_only_now_and_then(self):
+        """Every tick would be thirty conversations a second about a hand
+        moving a mouse."""
+        screens = self._two_screens()
+        kwin = self._kwin("DP-2")
+        widget = self.overlay(follow_pointer=True)
+        with mock.patch.object(overlay_module, "_kwin", kwin), \
+                mock.patch.object(QApplication, "screens", return_value=screens):
+            widget.show_recording()
+        kwin.call.reset_mock()
+        self._ticks_on(widget, screens, kwin)
+        self.assertEqual(kwin.call.call_count, 1)
+
     def test_a_warning_and_an_error_both_show(self):
         widget = self.overlay()
         widget.show_warning("cleanup failed")
@@ -1164,6 +1371,28 @@ class LocalModels(DikteTest):
         self.assertIn("10", box.program_label.text())
         self.assertIn("20", box.status.text())
 
+    def test_a_download_says_something_before_the_first_byte(self):
+        # Opening the connection takes ten or twenty seconds, and the byte
+        # counts only start after it. The line underneath still read "has not
+        # been downloaded yet" beside a button that now said Stop, so a
+        # download that had started looked like a click that had not landed.
+        box = self.window(cfg.Config()).local_llm
+        box.load("", "ggml-org/SmolLM3-3B-GGUF")
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/SmolLM3-3B-GGUF")
+        box.repo.blockSignals(False)
+        box._on_listed([("models", [self._item("SmolLM3-Q4_K_M.gguf")],
+                         "ggml-org/SmolLM3-3B-GGUF")], "")
+        with mock.patch.object(settings_ui.threading, "Thread"):
+            box._download()
+        self.assertIn("Starting", box.status.text())
+        # And the same again for the stop, which is read between blocks and so
+        # not read at all while the connection is still being opened.
+        with mock.patch.object(settings_ui.threading, "Thread"):
+            box._download()
+        self.assertTrue(box._stop)
+        self.assertIn("Stopping", box.status.text())
+
     def test_a_long_model_name_is_not_cut_in_half(self):
         # The list under a combo box takes the box's width and elides what does
         # not fit, in the middle: "ggml-org/Qwen....7B-Base-GGUF".
@@ -1176,6 +1405,319 @@ class LocalModels(DikteTest):
                      for row in range(box.repo.count()))
         self.assertGreaterEqual(view.minimumWidth(), widest)
 
+    @staticmethod
+    def _item(name, size=1 << 20):
+        return hub.Item(name, f"https://example.invalid/{name}", size, "")
+
+    @staticmethod
+    def _rows(box):
+        """Every row's text, headings included."""
+        return [box.model.itemText(row) for row in range(box.model.count())]
+
+    @staticmethod
+    def _repos(box):
+        return [box.repo.itemText(row) for row in range(box.repo.count())]
+
+    @staticmethod
+    def _roomy():
+        """Stand on a machine with room for every suggestion.
+
+        The order the publishers come in follows the memory, so a test that
+        reads it has to say which machine it is standing on. A build runner
+        with 7 GB in it puts the two Gemma 4 rows last and is right to.
+        """
+        return mock.patch.object(ggml, "total_memory", return_value=64 << 30)
+
+    @staticmethod
+    def _offered(box):
+        """The model names in the box, headings and duplicates left out."""
+        names = []
+        for row in range(box.model.count()):
+            name = box.model.itemData(row)
+            if name and name not in names:
+                names.append(name)
+        return names
+
+    def test_a_row_with_nothing_to_fetch_does_not_offer_a_download(self):
+        # The model the settings name is not in the list any more, so its row
+        # was rebuilt from the name alone and carries no file to fetch. The
+        # button stayed lit and the press did nothing at all.
+        box = self.window(self.config(local_llm_model="gone.gguf")).local_llm
+        box.load("gone.gguf", "ggml-org/SmolLM3-3B-GGUF")
+        self.assertEqual(box.selected(), "gone.gguf")
+        self.assertFalse(box.download_button.isEnabled())
+        self.assertIn("gone.gguf", box.status.text())
+        self.assertIn("publisher", box.status.text())
+
+    def test_a_model_without_its_program_does_not_say_it_is_ready(self):
+        # The model runs on the program above it, and "Ready" over a missing
+        # one is what had people asking why nothing transcribed.
+        box = self.window(cfg.Config()).local_whisper
+        path = ggml.whisper_model_path("ggml-small.bin")
+        path.parent.mkdir(parents=True, exist_ok=True)
+        path.write_bytes(b"not really a model")
+        box.load("ggml-small.bin")
+        self.assertFalse(ggml.program_path(ggml.WHISPER))
+        self.assertNotIn("Ready", box.status.text())
+        self.assertIn("program", box.status.text())
+
+    def test_changing_the_publisher_changes_the_model(self):
+        # The model chosen under the old publisher is not published by the new
+        # one. Carried over, it was added back as "not downloaded" and selected
+        # again, and the box looked as though the change had not taken.
+        box = self.window(self.config(local_llm_model="gemma-3-4b-it-Q4_K_M.gguf",
+                                      local_llm_repo="ggml-org/gemma-3-4b-it-GGUF")).local_llm
+        box.load("gemma-3-4b-it-Q4_K_M.gguf", "ggml-org/gemma-3-4b-it-GGUF")
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/SmolLM3-3B-GGUF")
+        box.repo.blockSignals(False)
+        box._on_listed([("models", [self._item("SmolLM3-Q4_K_M.gguf")],
+                         "ggml-org/SmolLM3-3B-GGUF")], "")
+        self.assertEqual(box.selected(), "SmolLM3-Q4_K_M.gguf")
+        self.assertEqual(self._offered(box), ["SmolLM3-Q4_K_M.gguf"])
+
+    def test_a_list_for_a_publisher_that_is_no_longer_chosen_is_dropped(self):
+        # Every change starts its own request, and they do not come back in the
+        # order they went out.
+        box = self.window(cfg.Config()).local_llm
+        box.load("", "ggml-org/SmolLM3-3B-GGUF")
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/SmolLM3-3B-GGUF")
+        box.repo.blockSignals(False)
+        box._on_listed([("models", [self._item("SmolLM3-Q4_K_M.gguf")],
+                         "ggml-org/SmolLM3-3B-GGUF")], "")
+        box._on_listed([("models", [self._item("gemma-3-4b-it-Q4_K_M.gguf")],
+                         "ggml-org/gemma-3-4b-it-GGUF")], "")
+        self.assertEqual(box.selected(), "SmolLM3-Q4_K_M.gguf")
+
+    def test_the_publisher_box_is_not_asked_on_every_keystroke(self):
+        box = self.window(cfg.Config()).local_llm
+        with mock.patch.object(box, "_fetch_models") as fetch:
+            for text in ("g", "gg", "ggm", "ggml-org/SmolLM3-3B-GGUF"):
+                box.repo.setCurrentText(text)
+            fetch.assert_not_called()
+            box._later.setInterval(0)
+            box._later.start()
+            _app.processEvents()
+            time.sleep(0.05)
+            _app.processEvents()
+        self.assertEqual(fetch.call_count, 1)
+    def test_the_models_are_grouped_by_the_model_rather_than_by_size(self):
+        # Sorted by size alone, the turbo files land between the two medium
+        # ones, half a screen from the model they are a copy of.
+        box = self.window(cfg.Config()).local_whisper
+        with mock.patch.object(ggml, "total_memory", return_value=8 << 30), \
+                mock.patch.object(ggml, "accelerator", return_value=""):
+            box._on_listed([("models", [
+                self._item("ggml-medium-q5_0.bin", 539 << 20),
+                self._item("ggml-large-v3-turbo-q5_0.bin", 574 << 20),
+                self._item("ggml-medium-q8_0.bin", 823 << 20),
+                self._item("ggml-large-v3-turbo.bin", 1624 << 20),
+            ], "")], "")
+        rows = self._rows(box)
+        # The two medium files under one heading, the two turbo ones under
+        # theirs, and the model rather than the file deciding the order.
+        self.assertEqual(rows[rows.index("medium"):],
+                         ["medium",
+                          "ggml-medium-q5_0.bin  (539.0 MB, 5-bit)",
+                          "ggml-medium-q8_0.bin  (823.0 MB, 8-bit)",
+                          "large-v3-turbo",
+                          "ggml-large-v3-turbo-q5_0.bin  "
+                          "(574.0 MB, 5-bit, recommended)",
+                          "ggml-large-v3-turbo.bin  (1.6 GB, 16-bit)"])
+        # A heading is not a model, and nothing can be saved from one.
+        self.assertIsNone(box.model.itemData(rows.index("medium")))
+
+    def test_the_row_for_this_machine_is_on_top_and_says_so(self):
+        box = self.window(cfg.Config()).local_whisper
+        with mock.patch.object(ggml, "total_memory", return_value=8 << 30), \
+                mock.patch.object(ggml, "accelerator", return_value=""):
+            box._on_listed([("models", [
+                self._item("ggml-tiny.bin", 77 << 20),
+                self._item("ggml-large-v3-turbo-q5_0.bin", 574 << 20),
+            ], "")], "")
+        self.assertEqual(box.selected(), "ggml-large-v3-turbo-q5_0.bin")
+        self.assertEqual(box.model.itemData(1), "ggml-large-v3-turbo-q5_0.bin")
+        self.assertIn(t("recommended"), box.model.itemText(1))
+
+    def test_a_model_the_memory_cannot_hold_says_so_on_its_row(self):
+        box = self.window(cfg.Config()).local_llm
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/x-GGUF")
+        box.repo.blockSignals(False)
+        with mock.patch.object(ggml, "total_memory", return_value=8 << 30):
+            box._on_listed([("models", [
+                self._item("small-Q4_0.gguf", 1 << 30),
+                self._item("huge-Q8_0.gguf", 12 << 30),
+            ], "ggml-org/x-GGUF")], "")
+        rows = {box.model.itemData(row): box.model.itemText(row)
+                for row in range(box.model.count())}
+        self.assertNotIn(t("too big for this machine"), rows["small-Q4_0.gguf"])
+        self.assertIn(t("too big for this machine"), rows["huge-Q8_0.gguf"])
+
+    def test_a_recommended_row_is_not_listed_twice_after_a_download(self):
+        # It has a row of its own on top as well as one in its group, and
+        # reading the rows back the way a finished download does was doubling
+        # it in the list every time.
+        box = self.window(cfg.Config()).local_whisper
+        with self._roomy():
+            box._on_listed([("models", [
+                self._item("ggml-tiny.bin", 77 << 20),
+                self._item("ggml-large-v3-turbo-q5_0.bin", 574 << 20),
+            ], "")], "")
+            before = self._offered(box)
+            box._fill_models_from_current()
+        self.assertEqual(self._offered(box), before)
+        names = [box.model.itemData(row) for row in range(box.model.count())]
+        self.assertEqual(len([n for n in names if n]), len(before) + 1)
+
+    def test_a_processor_build_is_not_recommended_the_accurate_model(self):
+        # The Vulkan loader is on the machine but what was installed is the
+        # processor build, so there is no card in play whatever the loader
+        # says, and a 1 GB model on a processor is a wait somebody is sitting
+        # through with a sentence half typed.
+        binary = self.path("bin/whisper/v1.9.3/whisper-server")
+        binary.parent.mkdir(parents=True)
+        binary.write_text("")
+        binary.chmod(0o755)
+        self.path("bin/whisper/installed.json").write_text(json.dumps(
+            {"tag": "v1.9.3", "binary": str(binary), "backend": "processor"}))
+        self.patch_attr(ggml.shutil, "which", lambda name: None)
+        box = self.window(cfg.Config()).local_whisper
+        with mock.patch.object(ggml, "total_memory", return_value=32 << 30), \
+                mock.patch.object(ggml, "accelerator", return_value="Vulkan"):
+            self.assertEqual(box._suggested(), ggml.SUGGESTED_WHISPER)
+
+    def test_a_publisher_with_nothing_to_offer_says_why(self):
+        # Half of what ggml-org publishes is split across files or past the
+        # size cap, and an empty box read as though the click had not landed.
+        box = self.window(cfg.Config()).local_llm
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/gpt-oss-120b-GGUF")
+        box.repo.blockSignals(False)
+        box._on_listed([("models", [], "ggml-org/gpt-oss-120b-GGUF")], "")
+        self.assertIn("ggml-org/gpt-oss-120b-GGUF", box.status.text())
+        self.assertIn("publisher", box.status.text())
+
+    def test_an_empty_box_nobody_has_asked_yet_is_not_a_publisher_fault(self):
+        box = self.window(cfg.Config()).local_llm
+        box.load("", "ggml-org/SmolLM3-3B-GGUF")
+        self.assertNotIn("publisher", box.status.text())
+
+    def test_only_the_suggested_publishers_are_offered_to_start_with(self):
+        # Forty repository ids is not a choice anybody can make.
+        box = self.window(cfg.Config()).local_llm
+        with self._roomy():
+            box._on_listed([("repos", [ggml.SUGGESTED_LLM[0],
+                                       "ggml-org/something-else-GGUF"], "")], "")
+            self.assertEqual(self._repos(box), list(ggml.SUGGESTED_LLM))
+
+    def test_a_suggestion_missing_from_the_listing_is_still_offered(self):
+        # The listing is the forty repositories touched most recently, and a
+        # publisher that has not been updated in a season falls off it while
+        # still being the one to point at.
+        box = self.window(cfg.Config()).local_llm
+        box._on_listed([("repos", ["ggml-org/something-else-GGUF"], "")], "")
+        self.assertIn(ggml.SUGGESTED_LLM[0], self._repos(box))
+
+    def test_the_switch_brings_the_rest_and_keeps_them_apart(self):
+        box = self.window(cfg.Config()).local_llm
+        with self._roomy():
+            box._on_listed([("repos", [ggml.SUGGESTED_LLM[0],
+                                       "ggml-org/something-else-GGUF"], "")], "")
+            box.every_repo.setChecked(True)
+            rows = self._repos(box)
+        self.assertEqual(rows[:len(ggml.SUGGESTED_LLM)],
+                         list(ggml.SUGGESTED_LLM))
+        # A separator rather than a heading: the box is typed into as well as
+        # chosen from, and a heading would land in the field as a repository.
+        self.assertEqual(rows[len(ggml.SUGGESTED_LLM)], "")
+        self.assertEqual(rows[-1], "ggml-org/something-else-GGUF")
+
+    def test_a_publisher_typed_in_is_not_dropped_by_the_next_fetch(self):
+        box = self.window(cfg.Config()).local_llm
+        box.repo.blockSignals(True)
+        box.repo.setCurrentText("ggml-org/something-else-GGUF")
+        box.repo.blockSignals(False)
+        box._on_listed([("repos", [ggml.SUGGESTED_LLM[0],
+                                   "ggml-org/something-else-GGUF"], "")], "")
+        self.assertFalse(box.every_repo.isChecked())
+        self.assertIn("ggml-org/something-else-GGUF", self._repos(box))
+        self.assertEqual(box.repository(), "ggml-org/something-else-GGUF")
+
+    def test_the_chosen_publisher_is_said_in_words(self):
+        # A repository id names the publisher, the parameter count and the
+        # shape of the weights, and none of that says whether to click it.
+        box = self.window(cfg.Config()).local_llm
+        box.repo.setCurrentText(ggml.SUGGESTED_LLM[0])
+        self.assertTrue(box.repo_note.text())
+        box.repo.setCurrentText("ggml-org/nobody-wrote-a-note-GGUF")
+        self.assertEqual(box.repo_note.text(), "")
+
+    def test_the_box_says_what_this_machine_will_run_on(self):
+        box = self.window(cfg.Config()).local_whisper
+        with mock.patch.object(ggml, "accelerator", return_value="Vulkan"), \
+                mock.patch.object(ggml, "total_memory", return_value=32 << 30):
+            box._show_machine()
+        self.assertIn("Vulkan", box.machine_label.text())
+        self.assertIn("32.0 GB", box.machine_label.text())
+
+    def test_a_machine_with_no_card_is_told_it_is_on_the_processor(self):
+        box = self.window(cfg.Config()).local_whisper
+        with mock.patch.object(ggml, "accelerator", return_value=""), \
+                mock.patch.object(ggml, "total_memory", return_value=8 << 30):
+            box._show_machine()
+        self.assertIn("processor", box.machine_label.text())
+
+    def test_a_processor_build_where_the_vulkan_one_belongs_says_so(self):
+        # The Vulkan whisper-server is published by hand, and until it is
+        # there the download lands upstream's processor build. Said nowhere,
+        # an idle graphics card looks exactly like one that is being used.
+        binary = self.path("bin/whisper/v1.9.3/whisper-server")
+        binary.parent.mkdir(parents=True)
+        binary.write_text("")
+        binary.chmod(0o755)
+        self.path("bin/whisper/installed.json").write_text(json.dumps(
+            {"tag": "v1.9.3", "binary": str(binary), "backend": "processor"}))
+        # A whisper-server on this machine's PATH would win over the download.
+        self.patch_attr(ggml.shutil, "which", lambda name: None)
+        label = self.window(cfg.Config()).local_whisper.program_label.text()
+        self.assertIn("v1.9.3", label)
+        self.assertIn("Vulkan", label)
+
+    def test_an_ordinary_install_is_reported_without_a_word_about_vulkan(self):
+        binary = self.path("bin/whisper/v1.9.3/whisper-server")
+        binary.parent.mkdir(parents=True)
+        binary.write_text("")
+        binary.chmod(0o755)
+        self.path("bin/whisper/installed.json").write_text(json.dumps(
+            {"tag": "v1.9.3", "binary": str(binary)}))
+        self.patch_attr(ggml.shutil, "which", lambda name: None)
+        label = self.window(cfg.Config()).local_whisper.program_label.text()
+        self.assertIn("v1.9.3", label)
+        self.assertNotIn("Vulkan", label)
+
+    def test_a_downloaded_program_can_still_be_asked_for_again(self):
+        # The button used to disappear the moment anything landed, which left
+        # no way to pick up a newer whisper.cpp, or the Vulkan build on a
+        # machine whose driver was installed after Dikte was.
+        binary = self.path("bin/whisper/v1.9.3/whisper-server")
+        binary.parent.mkdir(parents=True)
+        binary.write_text("")
+        binary.chmod(0o755)
+        self.path("bin/whisper/installed.json").write_text(json.dumps(
+            {"tag": "v1.9.3", "binary": str(binary)}))
+        self.patch_attr(ggml.shutil, "which", lambda name: None)
+        box = self.window(cfg.Config()).local_whisper
+        self.assertTrue(box.install_button.isVisibleTo(box))
+        self.assertEqual(box.install_button.text(), t("Download again"))
+
+    def test_a_system_copy_is_not_offered_for_download(self):
+        # Nothing Dikte downloads would be run while one is on the PATH.
+        self.patch_attr(ggml.shutil, "which", lambda name: "/usr/bin/" + name)
+        box = self.window(cfg.Config()).local_whisper
+        self.assertFalse(box.install_button.isVisibleTo(box))
+
     def test_only_the_chosen_transcriber_is_on_screen(self):
         window = self.window(self.config(transcribe_provider="openai"))
         self.assertTrue(window.stt_form.isRowVisible(window.transcribe_model_row))
@@ -1194,6 +1736,26 @@ class LocalModels(DikteTest):
         # Its own thinking box, because the two default to opposite things.
         self.assertFalse(window.cleanup_form.isRowVisible(window.cleanup_reasoning))
 
+    def test_the_idle_unload_is_offered_to_whoever_runs_a_model_here(self):
+        for transcriber, cleaner in (("local", "openrouter"),
+                                     ("openai", "local"),
+                                     ("local", "local")):
+            with self.subTest(transcriber=transcriber, cleaner=cleaner):
+                window = self.window(self.config(transcribe_provider=transcriber,
+                                                 cleanup_provider=cleaner))
+                self.assertTrue(window.local_box.isVisibleTo(window))
+
+    def test_a_machine_that_runs_neither_is_not_asked_about_memory(self):
+        window = self.window(self.config(transcribe_provider="openai",
+                                         cleanup_provider="openrouter"))
+        self.assertFalse(window.local_box.isVisibleTo(window))
+
+    def test_the_minutes_follow_the_checkbox(self):
+        window = self.window(self.config(local_idle_unload=False))
+        self.assertFalse(window.local_idle_minutes.isEnabled())
+        window.local_idle_unload.setChecked(True)
+        self.assertTrue(window.local_idle_minutes.isEnabled())
+
     def test_each_cleaner_brings_its_own_model_row_and_no_other(self):
         window = self.window(cfg.Config())
         rows = {"openrouter": window.cleanup_model_row,