# Unexpected invalidation of some Developer API Tokens

- Provider: [Brex](https://down.guide/brex)
- Level: confirmed
- Impact: Partial outage
- lasted 0m
- started 2026-09-21 17:54 UTC
- Partner API, Authentication
- id: DWN-476cb92006
- Official page: https://stspg.io/h209w99fc48m

## Updates from Brex
### 2026-09-21 17:54 UTC: resolved
We are aware of reports of developer API tokens getting unexpectedly invalidated. We are currently investigating this issue. Customers who are affected will need to generate new tokens in developer settings as the affected tokens cannot be re-used.

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