APIs.json provider profile for the Congress.gov API, operated by the Library of Congress.
The Congress.gov API is a free public REST API that provides machine-readable access to US legislative data including bills, amendments, laws, committee reports, the Congressional Record, nominations, treaties, CRS reports, house votes, hearings, and member information.
Base URL: https://api.congress.gov/v3
Signup: https://api.congress.gov/sign-up/
Documentation: https://github.com/LibraryOfCongress/api.congress.gov
Rate Limit: 5,000 requests per hour
Authentication: API key (free, via Data.gov)
- apis.yml — APIs.json provider index
- plans/congress-gov-plans-pricing.yml — Access tiers and pricing
- rate-limits/congress-gov-rate-limits.yml — Rate limit documentation
- finops/congress-gov-finops.yml — Financial operations guidance
Kin Lane — kin@apievangelist.com