Monitoring
OpenAI · degraded service
Elevated error rates for gpt-5.6-luna API requests
Posted today 15:47 UTC; still ongoing when ChangeIntel last read it, 3 min ago.
Unknown
Open so far
2Other incidents at the same timeWhat it affected
As the provider names itWhat the provider posted
Newest first- today 15:47 UTC We have applied the mitigation and are monitoring the recovery.
- today 15:51 UTC ChangeIntel noticed the text change
Around it
From the sources ChangeIntel reads; a match in time is not a causeElsewhere at the same time
Earlier incidents in the 14 days before
- OpenAI: Degraded performance in ChatGPT, Codex, and APIsService incident · 21 Oct
- OpenAI: File Download errorsService incident · 19 Oct
- OpenAI: Delayed Costs data in the Compliance APIService incident · 2 times, latest 16 Oct
- OpenAI: Widespread feature degradationService incident · 15 Oct
- OpenAI: Limited availability on gpt-image-2.5-flare and gpt-image-2.5-sunburstService incident · 14 Oct
What changed
First observed 21 Oct 2026- 21 Oct 2026 ServicesResponses, Chat Completions → Chat Completions, Responses
- 21 Oct 2026 ServicesChat Completions, Responses → Responses, Chat Completions
- 21 Oct 2026 Posted21 Oct 2026 15:34 UTC → 21 Oct 2026 15:47 UTC
- 21 Oct 2026 StageIdentified → Monitoring
- 21 Oct 2026 SummaryWe have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation. → We have applied the mitigation and are monitoring the recovery.
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