# GitHub: Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot

> Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot. Detected 2026-11-09 by Rewindex: what changed on GitHub’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/r321d026ded3d8f
Last updated: 2026-11-09T23:53:52Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-11-09 23:53 UTC · Detected: 2026-11-09 23:53 UTC
- [Source: https://www.githubstatus.com/incidents/6jm5k16vyhfg](https://www.githubstatus.com/incidents/6jm5k16vyhfg)
- [Company: GitHub](https://rewindex.com/company/github.md)
- Versions: before incident\_version:187/6jm5k16vyhfg@7894aaf8e668 → after incident\_version:187/6jm5k16vyhfg@2dd2540952dc
- Change 2 of 4 for this incident

Incident page (full timeline): [Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot](https://rewindex.com/company/github/incidents/6jm5k16vyhfg.md)
## What changed

**1. Changed: Status**

```diff
- investigating
+ monitoring
```

**2. Added: Update** (monitoring) · 2026-11-09 23:46 UTC

```diff
+ The degradation affecting Copilot AI Model Providers has been mitigated. We are monitoring to ensure stability.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-11-09 23:22 UTC | [Major incident: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot](https://rewindex.com/change/ib0f4712de57615.md) | degradation |
| 2026-11-09 23:53 UTC | Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot (this change) | Normal progress |
| 2026-11-10 00:03 UTC | [Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot](https://rewindex.com/change/rd1bfa0ee845e01.md) | Normal progress |
| 2026-11-10 00:13 UTC | [Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot](https://rewindex.com/change/r4f08f56f38a301.md) | Normal progress |

Previous: [change](https://rewindex.com/change/ib0f4712de57615.md) · Next: [change](https://rewindex.com/change/rd1bfa0ee845e01.md) · All GitHub changes: [timeline](https://rewindex.com/company/github/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._

## Cite this

Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot on GitHub’s status page, changed 2026-11-09 23:53 UTC (change 2 of 4).

- Canonical URL: https://rewindex.com/change/r321d026ded3d8f
- Citation: GitHub, “Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot” (2026-11-09 23:53 UTC). Archived by Rewindex: https://rewindex.com/change/r321d026ded3d8f (CC BY 4.0).
- Markdown link: `[GitHub: Incident updated: Degraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot (2026-11-09)](https://rewindex.com/change/r321d026ded3d8f)`


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Canonical: https://rewindex.com/change/r321d026ded3d8f · Markdown: https://rewindex.com/change/r321d026ded3d8f.md · JSON: https://rewindex.com/api/v1/changes/r321d026ded3d8f · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-10T18:53:45.894Z