Cornell Lab of Ornithology - Information Science - APIs

This site contains documentation and examples for Cornell Lab of Ornithology Information Science public web service APIs. By using any of these APIs you agree to the relevant terms of use.

News

Data Sources

Web service APIs are available for two major data sources, eBird and Avian Knowledge Network (AKN).

eBird

• eBird version 0.9 — DEPRECATED
• eBird version 1.0 — DEPRECATED
• eBird version 1.1 — PRODUCTION
• Terms of Use for all versions of eBird APIs — Simply stated, noncommercial use of these APIs is free and open; commercial use requires a written agreement. See terms of use for complete details.

Avian Knowledge Network

• AKN version 1.0 — PRODUCTION
• There are currently no published terms of use for AKN APIs.

Versions

Each API is versioned. Each version will have one of the following statuses:

• development - proposed functionality; not completely implemented or implemented only experimentally
• production - stable version
• deprecated - stable version but will be retired at some point in the future
• retired - version is retired and no longer available