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Codex incident

Degraded performance in ChatGPT, Codex, and APIs

Resolved after 1 h 1 min.

Started
Ended
Worst state
Degraded
On Codex’s status page
Source
Components
Agent, Agents, Audio, Batch, CLI, Chat Completions, ChatGPT Work, Codex API, Codex Web, Codex in ChatGPT Desktop, Compliance API, Connectors/Apps, Conversations, Decisions, Deep Research, Embeddings, File uploads, Files, Fine-tuning, GPTs, Image Generation, Images, Live, Login, Moderations, Realtime, Responses, Search, Sites, Space, Voice mode, dots

Live Codex status Full Codex outage history

Timeline

  1. Codex status page · Reported Degraded performance in ChatGPT, Codex, and APIs
  2. Codex status page · Investigating We are investigating the issue for the listed services.
  3. Codex status page · Monitoring We have applied the mitigation and are monitoring the recovery.
  4. Codex status page · Resolved All impacted services have now fully recovered.

Cite this incident

Site Qwality, “Degraded performance in ChatGPT, Codex, and APIs,” Oct 21, 2026, https://siteqwality.com/is-codex-down/incidents/codex-202610210226/

Free to quote with a link to this page.