OpenAI Outage History

OpenAI experienced elevated errors affecting the gpt-4o-audio-preview API (APIs / Audio). The issue began when the OpenAI status page reported a degraded state at 3:41 AM UTC and was resolved by 7:46 AM UTC, lasting approximately 4 hours and 5 minutes. OpenAI noted that a mitigation was being implemented to address the problem, and services returned to normal after the mitigation was deployed.

The incident began at Oct 24, 2025 8:56 PM UTC when OpenAI flagged elevated error rates for web search, impacting multiple ChatGPT components including ChatGPT Search, ChatGPT Atlas, and Deep Research. Users experiencing web search within ChatGPT could encounter errors or degraded results during this period. The provider issued several updates as mitigation actions were implemented, and all affected components returned to normal later that evening.

The OpenAI /v1/videos endpoint experienced elevated errors, impacting Sora / Video generation. Users reported that Sora 1 could not be accessed during the incident. The outage began at 3:41 AM UTC and remained in a degraded state until 4:51 AM UTC when it was restored, lasting approximately 1 hour 10 minutes.

OpenAI issued 2 status updates during the incident as mitigation was applied. The issue affected users across multiple locations with video generation features impacted, and service returned to normal after the mitigation was implemented.

OpenAI experienced a brief degradation of the Company knowledge feature affecting ChatGPT / Connectors. The incident began at Oct 23, 2025 7:31 PM UTC when the OpenAI status page indicated issues with the Company knowledge feature and investigators were activated. The issue lasted about 41 minutes and was resolved by Oct 23, 2025 8:12 PM UTC as the status returned to normal. OpenAI posted updates during the incident describing ongoing investigation and the affected component (ChatGPT / Connectors). User reports were limited, with activity around 8:00 PM UTC, indicating only a small subset of users experienced degraded behavior related to the Company knowledge feature.

OpenAI reported elevated errors affecting ChatGPT / Conversations, impacting user interactions across the ChatGPT conversations component. The outage began at 3:11 PM UTC and was resolved by 4:11 PM UTC, with users experiencing difficulties generating or receiving responses and frequent error messages. A surge of user reports in the mid-UTC afternoon indicates broad impact on conversations.

OpenAI issued two official updates during the incident. The first noted elevated errors and that mitigation was underway; the second confirmed restoration of services. The disruption appeared to affect users across multiple regions, suggesting broad reach rather than a single-region issue. Functionality resumed after the resolution.

OpenAI's GPT-4.1-Nano model experienced degraded performance on its Chat Completions and Responses APIs due to elevated 503 errors. The incident began at Oct 22, 2025 8:41 PM UTC and was resolved by Oct 22, 2025 10:11 PM UTC, lasting about 1 hour and 30 minutes. The incident saw 2 status updates from OpenAI as teams investigated and mitigated the issue, helping to restore normal operation.

User reports during the event indicated intermittent issues affecting GPT-4.1-Nano usage, including a report from Phoenix, AZ.

OpenAI's ChatGPT / Conversations experienced elevated error rates starting at Oct 22, 2025 2:22 PM UTC, with users reporting login failures and chats not loading or generating responses. The incident lasted about 19 minutes and was resolved by Oct 22, 2025 2:41 PM UTC. The issue affected the ChatGPT / Conversations component, causing degraded login and response performance for a subset of users.

OpenAI acknowledged the issue on their status page, noting elevated errors and ongoing mitigation, and posted 2 updates during the incident. The outage was brief and primarily impacted authentication and response generation for affected users, with service returning to normal after the updates.

OpenAI's API responses component experienced a brief degradation with elevated error rates reported in the Response logs. The issue began at Oct 21, 2025 11:51 PM UTC and affected API responses until Oct 22, 2025 12:16 AM UTC, lasting about 25 minutes. OpenAI issued two status updates during the incident, noting the degraded performance and later confirming restoration as the status returned to normal. The issue affected the APIs / Responses component and caused intermittent failures or delays for API requests.

OpenAI experienced a brief outage affecting Single Sign-On (SSO) login for the APIs / Login and ChatGPT / Login components. Users attempting to sign in via SSO could encounter authentication failures, preventing access to OpenAI services that rely on those login paths. The incident began at Oct 20, 2025 8:43 AM UTC and was resolved by Oct 20, 2025 10:11 AM UTC, lasting about 1 hour and 28 minutes.

OpenAI's status page documented the incident with two updates. The first update at Oct 20, 2025 8:43 AM UTC indicated login problems and downgraded the login components, and the second at Oct 20, 2025 10:11 AM UTC announced restoration of normal login. The provider issued 2 status updates over the course of the incident.

OpenAI reported a brief outage impacting the GPT-5 mini API, with elevated error rates affecting the Chat Completions and Responses APIs. The outage began on 12:46 AM UTC and was resolved by 1:11 AM UTC, lasting about 25 minutes. During the incident, users attempting to generate chat or completion results could have encountered errors or degraded responses. OpenAI documented the outage on their status page and indicated a mitigation was underway before confirming restoration as the affected components recovered.