One session is running fine since ~1 hour ago. The new ones is failing

Falling back from WebSockets to HTTPS transport. unexpected status 404 Not Found: Unknown error, url: wss://chatgpt.com/backend-api/codex/responses, cf-ray: XXX-XXX

■ unexpected status 404 Not Found: Unknown error, url: https://chatgpt.com/backend-api/codex/responses, cf-ray: XXX-XXX