llm-judge: let codex use the account's configured model

engine/hooks/llm-judge/README.md

@@ -76,7 +76,10 @@ the dictionary's `on_hit` text.
 
 `ask(prompt)` tries these in order and stops at the first one that answers:
 
-1. **codex**: `codex exec --skip-git-repo-check -m gpt-5.3-codex-spark --sandbox read-only -c notify=[] PROMPT`
+1. **codex**: `codex exec --skip-git-repo-check --sandbox read-only -c notify=[] PROMPT`
+   (no `-m`: codex runs the model set in `~/.codex/config.toml`, so the judge
+   uses a model the account can already call; a ChatGPT-account login refuses
+   API-only models)
 2. **claude**: `claude -p --model haiku --settings '{"disableAllHooks": true}' PROMPT`
 3. **cursor**: `cursor-agent -p --output-format text PROMPT`
 

engine/hooks/llm-judge/judge.py

@@ -32,7 +32,7 @@
 RUNNERS_ENV = "CATSTACK_LLM_JUDGE_RUNNERS"
 STATE_ENV = "CATSTACK_LLM_JUDGE_STATE_DIR"
 DEFAULT_RUNNERS = (
-    ("codex", ["codex", "exec", "--skip-git-repo-check", "-m", "gpt-5.3-codex-spark", "--sandbox", "read-only", "-c", "notify=[]", PROMPT_SLOT]),
+    ("codex", ["codex", "exec", "--skip-git-repo-check", "--sandbox", "read-only", "-c", "notify=[]", PROMPT_SLOT]),
     ("claude", ["claude", "-p", "--model", "haiku", "--settings", '{"disableAllHooks": true}', PROMPT_SLOT]),
     ("cursor", ["cursor-agent", "-p", "--output-format", "text", PROMPT_SLOT]),
 )

engine/hooks/llm-judge/tests/test_judge.py

@@ -179,6 +179,13 @@ def test_default_runner_order_is_codex_then_claude_then_cursor(self):
             os.environ.pop(judge.RUNNERS_ENV)
             self.assertEqual([name for name, _ in judge.runners()], ["codex", "claude", "cursor"])
 
+    def test_default_codex_runner_uses_the_account_model_not_a_pinned_one(self):
+        with patch.dict(os.environ):
+            os.environ.pop(judge.RUNNERS_ENV)
+            codex_argv = dict(judge.runners())["codex"]
+        self.assertNotIn("-m", codex_argv)
+        self.assertNotIn("--model", codex_argv)
+
     def test_investigate_runner_argv_is_read_only_and_excludes_cursor(self):
         os.environ.pop(judge.RUNNERS_ENV)
         self.assertEqual(

engine/hooks/wrong-check-reflect/README.md

@@ -56,7 +56,7 @@ window left the `/reflect` typed beside it outside. Inside a judge run (`CATSTAC
 refuses the job.
 
 The model call runs in a detached background process, so the reply is never
-held up. Runners are tried in `llm-judge` order: `codex` (gpt-5.3-codex-spark),
+held up. Runners are tried in `llm-judge` order: `codex` (the account's configured model),
 then `claude` (haiku, hooks off), then `cursor-agent`, first answer wins.
 
 The verdict reports one turn later. On the next prompt the `llm-judge` inbox