Retrieval quality may be impacted for files added between 2:17am - 11pm PT on Sep 10. We will mitigate this issue soon. In the meantime, the workaround is to remove and re-add the files to your vector stores. Outside of those files, file_search in the API should be mitigated.
Availability metrics are reported at an aggregate level across all tiers, models and error types. Individual customer availability may vary depending on their subscription tier as well as the specific model and API features in use.