Workspace routing discovery fails

“After a successful login, every Codex client fails with "workspace routing discovery failed".”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/codex/issues/19964/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Workspace routing discovery fails after successful ChatGPT login. Every Codex client fails after "Successfully logged in"; Codex backend endpoints such as /backend-api/codex/models return 404.

Is this your bug?

File my report

Where: Account login
Error text: account/read failed: workspace routing discovery failed (code -32603)
Versions: 0.163.0
Platforms: Windows
How bad: Stops work: a core feature can't be used.

Part of: Workspace routing account failures4 bugs

Account and profile requests fail with status 432 on Windows8 people
Workspace routing sign-in failure6 people
Workspace routing startup timeout2 people

Not quite your bug?

Duplicate workspace routing error15 people

Original reports2, newest first

Oct 20, 2026Workspace routing discovery failedOn the forum#1408110
Oct 20, 2026[Windows][CLI] workspace routing discovery failed after successful ChatGPT OAuth login — /backend-api/codex/models returns 404On GitHub#55566