OpenAlex API
Science & Math · Operational · 30d uptime 100%
OpenAlex indexes half a billion scholarly works, with their authors, institutions, sources and topics, and makes them free to search, analyze and reuse through our web app, API and bulk download.
Trust signals
Pricing
FREE
Auth
UNKNOWN
CORS
Yes
Rate limit
10 requests/second polite pool
Health
363ms
Trust score
89 (B)
Last checked Oct 19, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Strong candidate; weakest signal is OpenAPI availability.
Links
- Homepageopenalex.org
- Documentationdocs.openalex.org/
- Base URLdocs.openalex.org/
Integration checklist
- Auth is UNKNOWN— no credit card required
- CORS enabled — callable directly from browsers.
- Rate limit: 10 requests/second polite pool