Xeno-canto
Environment & Climate Free key (no card)
AuthenticationFree key (no card)
Rate limitAbout 1 request/second (community reports); confirm on the API page
Documentation: xeno-canto.org ยท Checked Sep 13, 2026
About
The world's largest collection of bird and wildlife sound recordings. Hundreds of thousands of bird calls, all searchable by species and place. Version 3 requires a free personal API key; the old public demo key no longer works.
Details
Free to start. You may need a free key, but no credit card.
Auth: Free key (no card)
Rate limit: About 1 request/second (community reports); confirm on the API page
Verified: 2026-09-13
Best for: birders sound artists wildlife apps
Setup
- Create a free xeno-canto account
- Find your personal API key in your account settings
- Include it in your requests
Example
https://xeno-canto.org/api/3/recordings?query=cnt:france&q=AUse cases
- Play a bird's call in a birding app
- Build a wildlife sound identifier
- Study regional dialects of bird song