OpenAlex
Fully open index of scholarly works, authors, institutions, venues and concepts, free and key-less.
OpenAlex is listed in Open Data.
Key metrics
100k req/day Rate limit Free and keyless; 100,000 calls/day and 10 requests/second, with a polite pool (add a mailto) recommended.
Gotchas
No gotchas documented yet. Contribute one if you know a constraint we missed.
Labels
- No auth
No auth
Callable with no API key or login — lowest-friction to integrate.
scholarly research citations academic graph