# Optimizely: Increased error rate in some Feature Experimentation APIs

- Impact (vendor’s label): major
- Status: resolved
- Started: 2025-09-05 18:00 UTC · Resolved: 2025-09-05 18:00 UTC · Duration: 0 min
- Updates: 1
- [Vendor status page: https://status.optimizely.com/incidents/4697y4zx9hlb](https://status.optimizely.com/incidents/4697y4zx9hlb)
- [Company: Optimizely](https://rewindex.com/company/optimizely.md)

## Timeline of updates

- **resolved** 2025-09-05 18:00 UTC: We have resolved an issue where some users experienced increased error rates when interacting with Feature Experimentation REST APIs related to projects and environments.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._


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Canonical: https://rewindex.com/company/optimizely/incidents/4697y4zx9hlb · Markdown: https://rewindex.com/company/optimizely/incidents/4697y4zx9hlb.md · JSON: https://rewindex.com/api/v1/companies/optimizely/incidents/4697y4zx9hlb · Generated 2026-10-18T10:28:47.724Z