# Issues with advanced caching on Content Delivery API

- Provider: [Contentful](https://down.guide/contentful)
- Level: confirmed
- Impact: Partial outage
- lasted 1d
- started 2026-10-01 09:27 UTC
- Content Delivery API, Content Delivery API
- id: DWN-d047bf4000
- Official page: https://stspg.io/y8h16hdpq6h6

## Updates from Contentful
### 2026-10-01 09:27 UTC: identified
We are investigating issues with advanced caching (specifically Stale While Revalidate (SWR)). We have identified the issue and are working towards a resolution.

### 2026-10-01 11:29 UTC: identified
The issue has been resolved for most customers. We continue to work on a resolution for everyone.

### 2026-10-02 08:43 UTC: monitoring
The fix we implemented has resolved the issue for the remaining customers. We continue to monitor the situation.

### 2026-10-02 09:43 UTC: resolved
This issue has been resolved.

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