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minor impact OpenAI ✓ Resolved

Some users may encounter issues with GPT-5.4-C model in Codex

Started
2026-04-21 02:34 UTC
Resolved
2026-04-21 04:33 UTC
Duration
119 minutes
Date
2026-04-21

Incident Timeline

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

monitoring 2026-04-21 02:34 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

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resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

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resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

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resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

resolved 2026-04-21 04:33 UTC

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