The composer stop control switches from the temporary saving spinner to a real stop button as soon as the active turn id is available for a newly created thread.
- Dev server running at
http://127.0.0.1:4173 - Home route available with a writable project/folder selected
- Codex can start a normal assistant turn
- Open
http://127.0.0.1:4173/#/ - Send a short prompt from the new-thread composer
- Immediately watch the right-side composer control after routing into the new thread
- Before the full response finishes, verify the temporary saving spinner transitions into the stop icon/button
- Click
Stopwhile the turn is still running
- A new thread may briefly show the saving spinner while the turn starts
- The control becomes an actual stop button as soon as the active turn id is known, without waiting for thread-list persistence
- Clicking stop interrupts the running turn
- Archive or delete the test thread if it was created only for this check