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Public APIs · by APILayerData from public-apis (MIT)
  1. Home
  2. /Government
  3. /OpenStates
Government
OpenStates logo

OpenStates

US state legislature bills and lawmakers.

OpenStates API is a free Government API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.

Authentication
apiKey
HTTPS
Yes
CORS
Unknown
Category
Government
Visit documentation ↗openstates.org

About Open States

Documentation for the Open States project.

Provider
Open States
Website
openstates.org ↗

Details from openstates.org.

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OpenStates API alternatives

OpenRegistry logo

OpenRegistry

Real-time queries to 80+ national company registries (UK, FR, DE, IT, ES, KR and more)

OAuthHTTPSCORS ?
P

PRC Exam Schedule

Unofficial Philippine Professional Regulation Commission's examination schedule

No authHTTPSCORS
OpenMercantil logo

OpenMercantil

Spanish company public data and BORME event timelines

No authHTTPSCORS
Radar CNPJ logo

Radar CNPJ

Brazilian companies (CNPJ) lookup and search, with a market check by area and monitoring

No authHTTPSNo CORS
Open Government, West Australia logo

Open Government, West Australia

West Australia Open Data

No authHTTPSCORS ?
Regulations.gov logo

Regulations.gov

US federal rulemaking comments and dockets

apiKeyHTTPSCORS ?

OpenStates API FAQ

Who provides the OpenStates API?

The OpenStates API is provided by Open States (openstates.org). Documentation for the Open States project.

Is the OpenStates API free?

Yes. The OpenStates API is listed in the Government category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the OpenStates API require an API key?

Yes. The OpenStates API uses apiKey authentication, so you need to register for credentials before making requests.

Can I call the OpenStates API from the browser?

CORS support for the OpenStates API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.

Does the OpenStates API support HTTPS?

Yes. The OpenStates API is served over HTTPS, so it's safe to use in production.