# OpenRouter: Meta Provider API calls are failing on OpenRouter with error 401.

> OpenRouter status incident “Meta Provider API calls are failing on OpenRouter with error 401.” on 2026-09-24: impact minor (vendor’s label), 1.6 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0
Last updated: 2026-09-25T00:33:18Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-09-24 22:55 UTC · Resolved: 2026-09-25 00:33 UTC · Duration: 1.6 h
- Updates: 1
- [Vendor status page: https://status.openrouter.ai/7e562219-ff53-496e-94b8-e416c40bfce0](https://status.openrouter.ai/7e562219-ff53-496e-94b8-e416c40bfce0)
- [Company: OpenRouter](https://rewindex.com/company/openrouter.md)

## Timeline of updates

- **resolved** 2026-09-25 00:33 UTC: Sep 25, 00:33 UTC Resolved - The issue is now resolved. Root cause was identified as an authentication issue on the Meta Developer API Platform impacting all Managed Meta Accounts including OpenRouter's. Sep 24, 23:46 UTC Monitoring - Meta Provider API calls are operational again. We are continuing to monitor. Sep 24, 23:28 UTC Monitoring - The Meta team has begun applying remediations and success rate is improving. Root cause is still unknown. Sep 24, 23:15 UTC Identified - The Meta team is continuing to investigate and is beginning work on remediation. Root cause is still unknown. Sep 24, 22:55 UTC Investigating - The Meta team has been pinged and is investigating.

## Cite this

Status incident (vendor impact label: minor) posted by OpenRouter, started 2026-09-24 22:55 UTC, resolved after 1.6 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0
- Citation: OpenRouter, “Meta Provider API calls are failing on OpenRouter with error 401.” (2026-09-24 22:55 UTC). Archived by Rewindex: https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0 (CC BY 4.0).
- Markdown link: `[OpenRouter: Meta Provider API calls are failing on OpenRouter with error 401. (2026-09-24)](https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0)`


---
Canonical: https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0 · Markdown: https://rewindex.com/company/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0.md · JSON: https://rewindex.com/api/v1/companies/openrouter/incidents/7e562219-ff53-496e-94b8-e416c40bfce0 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:11:29.038Z