Outage in OpenAI
Elevated errors across ChatGPT, Codex, and the API including the Agents API
Resolved Minor
September 29, 2026 - Started about 10 hours ago
- Lasted about 5 hours
Incident Report
Summary AI Generated
On September 29, 2026, OpenAI experienced a 5.4-hour incident causing elevated errors across ChatGPT, Codex, the API, and the Agents API, affecting nearly all platform components including login, voice mode, image generation, embeddings, and real-time services. Users encountered failed requests, incomplete tasks, and difficulty logging in or signing up. A mitigation was applied and monitored through multiple recovery checkpoints until the incident was resolved.
We’re investigating elevated errors affecting ChatGPT, Codex, and the API. Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more.
Components affected
OpenAI ChatGPT OpenAI APIs OpenAI File uploads OpenAI Voice mode OpenAI GPTs OpenAI Image Generation OpenAI Deep Research OpenAI Operator OpenAI Codex OpenAI Chat OpenAI Compliance OpenAI Images OpenAI Embeddings OpenAI Batch OpenAI Fine-tuning OpenAI Files OpenAI Audio OpenAI Realtime OpenAI Responses OpenAI Moderations OpenAI Login OpenAI Login OpenAI Web OpenAI SearchTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
MONITORING
about 5 hours ago - at 09/29/2026 10:47PM
We have applied the mitigation and are monitoring the recovery.
MONITORING
about 6 hours ago - at 09/29/2026 10:03PM
We have applied the mitigation and are monitoring the recovery.
MONITORING
about 7 hours ago - at 09/29/2026 09:09PM
We have applied the mitigation and are monitoring the recovery.
MONITORING
about 8 hours ago - at 09/29/2026 07:39PM
We have applied the mitigation and are monitoring the recovery.
INVESTIGATING
about 9 hours ago - at 09/29/2026 07:08PM
We’re still investigating elevated errors affecting ChatGPT, Codex, and the API including the Agents API.
Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more.
INVESTIGATING
about 9 hours ago - at 09/29/2026 06:24PM
We’re investigating elevated errors affecting ChatGPT, Codex, and the API including the Agents API.
Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more.
INVESTIGATING
about 10 hours ago - at 09/29/2026 05:52PM
We’re investigating elevated errors affecting ChatGPT, Codex, and the API. Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more.
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