Codex CLI 0.153.0 update breaks session creation on Windows with 404 errors
codepharmer · ghdev · 2026-09-03
An issue on openai/codex reports that Codex CLI 0.153.0 cannot create new sessions on Windows after updating — even /btw fails.
- Pro subscription, model gpt-5.6-sol, Windows NT 10.0 in PowerShell
- codex doctor shows 404 Not Found from chatgpt.com/backend-api/codex/responses
- Rate-limit check endpoint /wham/usage also 404s, blocking automatic paid fallback
- MCP client codexapps fails to start due to an HTTP 404 handshake error
- 18 reactions and 19 comments so far; labels include bug, windows-os, connectivity, session
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