# OpenAI applies mitigation for degraded ChatGPT, Codex and API performance

_Published Tuesday, October 20, 2026 at 10:38 PM EDT · AI · Latest · Tier 2 — Notable_

![OpenAI Status — Primary](https://status.openai.com/og-image.png)

OpenAI said it applied a mitigation and is monitoring recovery from degraded performance affecting ChatGPT, Codex and its APIs. Its status page lists affected components including Chat Completions, Responses, embeddings, audio, Realtime, login and file uploads.

The incident also covers Codex Web, the Codex API and CLI, alongside ChatGPT features including search, voice mode and connectors. OpenAI reports availability across tiers, models and error types in aggregate; individual customers may experience different availability depending on their subscription, model and API features.

## Sources

- [OpenAI status](https://status.openai.com//incidents/01M5E4G39TD1BW1QWHZG6RFA5H)

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Canonical: https://techandbusiness.org/newswire/K3WBChA8E7tkhwLCMW5K9Y
Published: 2026-10-21T02:38:48.959Z
Story chronology: 2026-10-21T02:27:42.000Z
Retrieved: 2026-10-25T06:19:37.564Z
Publisher: Tech & Business (techandbusiness.org)