ChatGPT is down for many users as of 3:35 p.m. UTC on Monday, April 20, 2026. OpenAI confirmed on its status page that it is investigating issues affecting ChatGPT and its Codex API service. The company has not said what caused the outage or when service will return.

If ChatGPT is not loading for you, it is not your device or connection. The platform is experiencing a widespread outage.

What Users Are Seeing

Users trying to open ChatGPT in the app or web browser see this message: "There is a problem with your request. (9ef50c806bc745a1-LHR)."

chatgpt down error April 20
Screenshot ChatGPT App/ Damilare

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