OpenAI Status · History · Incident #4260

RESOLVED

Elevated error rates on Codex, ChatGPT and Responses API

Major · Started Jun 3, 2026 · 4:58 AM

Duration

6h 11m
Severity

Major
Detection lead

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User reports

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Summary

Elevated error rates on Codex, ChatGPT and Responses API

Started

Jun 3, 2026 · 4:58 AM
Resolved

Jun 3, 2026 · 11:09 AM
Duration

6h 11m
Severity

Major

Event timeline

How this incident unfolded

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Investigating
Jun 3 · 4:58 AM OpenAI
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Investigating
Jun 3 · 5:11 AM OpenAI
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Investigating
Jun 3 · 5:12 AM OpenAI
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Investigating
Jun 3 · 5:22 AM OpenAI
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Investigating
Jun 3 · 5:42 AM OpenAI
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Investigating
Jun 3 · 6:16 AM OpenAI
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Investigating
Jun 3 · 6:34 AM OpenAI
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Investigating
Jun 3 · 6:50 AM OpenAI
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Investigating
Jun 3 · 7:11 AM OpenAI
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Monitoring
Jun 3 · 7:16 AM OpenAI
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Monitoring
Jun 3 · 7:55 AM OpenAI
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Monitoring
Jun 3 · 9:20 AM OpenAI
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Monitoring
Jun 3 · 10:21 AM OpenAI
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Resolved
Jun 3 · 11:09 AM OpenAI

Pattern

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