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Recorded 21 Oct 2026 at 23:19 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Service incidentOpenAI

Authentication errors for some users

On October 20, from 9:35 to 10:35 a.m. PDT, some users near Illinois experienced authentication errors with the API, ChatGPT, and Codex. We rolled back a configuration change, and service was restored.

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What it said

Observed state
Ended
Stage
Resolved
Posted
20 Oct 2026 17:35 UTC
Services
Login

What changed

First observed 21 Oct 2026
  1. 21 Oct 2026 TitleAuthentication errors for some API users → Authentication errors for some users

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 21 Oct 23:48 UTC · 259 of 260 readable · 257 fully read · documentation 416/439 current

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