Outage in Crossref
Degraded performance in the REST API public and polite pools
Resolved MinorIncident Report
The REST API public and polite pools are experiencing issues with requests that return lists of results, including filters and queries. Requests are intermittently not returning all matching metadata records. We are investigating the cause.
Components affected
Crossref Public REST API Crossref Plus REST API Crossref Polite REST API Crossref Metadata searchTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
INVESTIGATING
27 days ago - at 07/07/2026 01:02PM
The REST API public and polite pools are experiencing issues with requests that return lists of results, including filters and queries. Requests are intermittently not returning all matching metadata records. We are investigating the cause.
INVESTIGATING
27 days ago - at 07/07/2026 01:01PM
The REST API public and polite pools are experiencing issues with requests that return lists of results, including filters and queries. Requests are intermittently not returning all matching metadata records. We are investigating the cause.
Latest Crossref outages
Login issues affecting Crossref services - 20 days ago
Cursor requests not returning all results in the REST API - about 1 month ago
Degraded performance on Public and Polite REST API - about 1 month ago
Investigating an outage - about 2 months ago
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