Issue 15197 real-app reproduction, 2026-10-21 UTC
Build: b5a226e49c (current origin/main at fetch)
Environment: Linux x86_64; Chrome collaborative browser 1280x800; Claude CLI 2.1.303; V2 dev server; isolated copied state; disposable linked Git worktree.
Attempts: Codex control (sum), Claude new thread (product), Claude follow-up (average), explicit Claude [1m] new thread (max).
Coding prompts requested implementation, node:test, foreground tests, node --check, diff inspection and git commit. No background agents.
All app attempts ended with Worked for and an idle composer. Desktop AppImage/Hyprland not exercised.

Thread c78576ee-7fa8-40e1-843f-b38926af372c
runs {"ordinal": 1, "modelSelection": {"instanceId": "codex", "model": "gpt-6-astra"}, "status": "completed", "startedAt": "2026-10-21T23:41:51.489Z", "completedAt": "2026-10-21T23:42:29.402Z"}
run_attempts {"status": "completed", "startedAt": "2026-10-21T23:41:51.489Z", "completedAt": "2026-10-21T23:42:29.339Z"}
provider_turns {"ordinal": 1, "status": "completed", "startedAt": "2026-10-21T23:41:52.625Z", "completedAt": "2026-10-21T23:42:29.000Z"}
provider_sessions {"status": "ready"}

Thread ab9543b5-8104-4a26-9910-e74137dd5b77
[2026-10-21T23:42:49.788Z] query.open {"model": "claude-opus-5-5", "permissionMode": "bypassPermissions", "cwd": "/tmp/issue-15197-fixture-wt"}
[2026-10-21T23:43:16.421Z] {"type": "result", "subtype": "success", "terminal_reason": "completed", "num_turns": 8, "duration_ms": 26429, "stop_reason": "end_turn", "is_error": false}
[2026-10-21T23:43:51.425Z] {"type": "result", "subtype": "success", "terminal_reason": "completed", "num_turns": 6, "duration_ms": 14477, "stop_reason": "end_turn", "is_error": false}
runs {"ordinal": 1, "modelSelection": {"instanceId": "claudeAgent", "model": "claude-opus-5-5", "options": [{"id": "fastMode", "value": false}]}, "status": "completed", "startedAt": "2026-10-21T23:42:46.579Z", "completedAt": "2026-10-21T23:43:16.569Z"}
runs {"ordinal": 2, "modelSelection": {"instanceId": "claudeAgent", "model": "claude-opus-5-5", "options": [{"id": "fastMode", "value": false}]}, "status": "completed", "startedAt": "2026-10-21T23:43:36.447Z", "completedAt": "2026-10-21T23:43:51.498Z"}
run_attempts {"status": "completed", "startedAt": "2026-10-21T23:42:46.579Z", "completedAt": "2026-10-21T23:43:16.453Z"}
run_attempts {"status": "completed", "startedAt": "2026-10-21T23:43:36.447Z", "completedAt": "2026-10-21T23:43:51.462Z"}
provider_turns {"ordinal": 1, "status": "completed", "startedAt": "2026-10-21T23:42:47.275Z", "completedAt": "2026-10-21T23:43:16.421Z"}
provider_turns {"ordinal": 2, "status": "completed", "startedAt": "2026-10-21T23:43:36.846Z", "completedAt": "2026-10-21T23:43:51.425Z"}
provider_sessions {"status": "ready"}

Thread 57fa8494-df46-47b0-8139-0b9bfffaaf7d
[2026-10-21T23:44:34.541Z] query.open {"model": "claude-opus-5-5[1m]", "permissionMode": "bypassPermissions", "cwd": "/tmp/issue-15197-fixture-wt"}
[2026-10-21T23:44:55.707Z] {"type": "result", "subtype": "success", "terminal_reason": "completed", "num_turns": 8, "duration_ms": 21131, "stop_reason": "end_turn", "is_error": false}
runs {"ordinal": 1, "modelSelection": {"instanceId": "claudeAgent", "model": "claude-opus-5-5[1m]"}, "status": "completed", "startedAt": "2026-10-21T23:44:33.349Z", "completedAt": "2026-10-21T23:44:55.752Z"}
run_attempts {"status": "completed", "startedAt": "2026-10-21T23:44:33.349Z", "completedAt": "2026-10-21T23:44:55.726Z"}
provider_turns {"ordinal": 1, "status": "completed", "startedAt": "2026-10-21T23:44:33.644Z", "completedAt": "2026-10-21T23:44:55.707Z"}
provider_sessions {"status": "ready"}