Outage in OpenAI ChatGPT
Users unable to load ChatGPT, Codex and API Platform
Resolved Minor
April 20, 2026 - Started 1 day ago
- Lasted about 4 hours
Incident Report
Summary AI Generated
OpenAI ChatGPT experienced a 4.2-hour outage where users were unable to access ChatGPT, Codex, and the API Platform, with widespread impact across APIs, image generation, login, GPTs, deep research, web interface, voice mode, file uploads, and search functionality. The incident affected users' ability to load and use these core services. OpenAI applied mitigation measures and monitored the recovery to resolve the issue.
We are investigating the issue for the listed services.
Components affected
OpenAI ChatGPT APIs OpenAI ChatGPT ChatGPT OpenAI ChatGPT Image Generation OpenAI ChatGPT Login OpenAI ChatGPT GPTs OpenAI ChatGPT Deep Research OpenAI ChatGPT Web OpenAI ChatGPT Voice mode OpenAI ChatGPT Compliance OpenAI ChatGPT File uploads OpenAI ChatGPT Operator OpenAI ChatGPT SearchLatest Updates ( sorted recent to last )
MONITORING
1 day ago - at 04/20/2026 06:17PM
We have applied the mitigation and are monitoring the recovery.
MONITORING
1 day ago - at 04/20/2026 05:43PM
We have applied the mitigation and are monitoring the recovery.
MONITORING
1 day ago - at 04/20/2026 04:48PM
We have applied the mitigation and are monitoring the recovery.
INVESTIGATING
1 day ago - at 04/20/2026 04:03PM
We are continuing to investigate the issue for the listed services.
INVESTIGATING
1 day ago - at 04/20/2026 03:29PM
We are investigating the issue for the listed services. Impacted users are currently unable to access ChatGPT, Codex and API Platform.
INVESTIGATING
1 day ago - at 04/20/2026 03:13PM
We are continuing to investigate the issue for the listed services.
INVESTIGATING
1 day ago - at 04/20/2026 02:35PM
We are investigating the issue for the listed services.
source IsDown
Service outage across multiple functions
Reports started 15 minutes before official outage was reported
Users report crashes, no reloads, lost history, and chat issues with error codes, indicating widespread service failure.
Latest OpenAI ChatGPT outages
Some users may encounter issues with GPT-5.4-C model in Codex - about 18 hours ago
Account Creation Issues - 7 days ago
Elevated Errors with Login - 13 days ago
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