openai / openai/codex

ChatGPT desktop 404 Not Found for https://chatgpt.com/backend-api/codex/responses.

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app bug connectivity
Dominant language
Rust
Stars
125k
Forks
19.4k
PR merge metrics
PR metrics pending

Description

What version of the Codex App are you using (From “About Codex” dialog)?

Versión 26.901.20858

What subscription do you have?

ChatGPT Pro

What platform is your computer?

Windows and MacOS. I have more than one computer and I have two OS.

What issue are you seeing?

ChatGPT Work fails in the desktop app on both Windows and macOS. It retries five times and returns 404 Not Found for https://chatgpt.com/backend-api/codex/responses. Work functions correctly in the browser with the same account. The problem also occurs in new chats without projects. Feedback ID: no-active-thread-01a067db-5b14-7f62-8c29-c9167c207c76

What steps can reproduce the bug?

Feedback ID: no-active-thread-01a067db-5b14-7f62-8c29-c9167c207c76

What is the expected behavior?

No response

Additional information

No response

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the desktop app failure against https://chatgpt.com/backend-api/codex/responses on Windows or macOS, using the supplied feedback ID. Locate the desktop request path for this endpoint and compare it with the browser behavior; done means Work no longer retries into a 404 in new or existing chats.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
api, desktop
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Active
Clarity
Mostly clear
Newbie friendliness
45/100

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