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

Filingrail

SEC EDGAR filings, XBRL financials, Form 4 insider trades, 8-K events and 13F holdings.

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

Authentication
apiKey
HTTPS
Yes
CORS
Unknown
Category
Finance
Visit documentation ↗rapidapi.com
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Filingrail API alternatives

Fed Treasury logo

Fed Treasury

U.S. Department of the Treasury Data

No authHTTPSCORS ?
Finage logo

Finage

Finage is a stock, currency, cryptocurrency, indices, and ETFs real-time & historical data provider

apiKeyHTTPSCORS ?
FarmDash logo

FarmDash

DeFi intelligence, protocol risk, yield simulation plus 84 MCP agent tools, free Scout tier

apiKeyHTTPSCORS
Finance Clearly Tax Rates logo

Finance Clearly Tax Rates

Current UK and US tax rates, allowances and thresholds

No authHTTPSCORS
EstimateTax logo

EstimateTax

US federal, state and local income tax calculation for 2026, with the source of every figure

No authHTTPSCORS
Financial Modeling Prep logo

Financial Modeling Prep

Realtime and historical stock data

apiKeyHTTPSCORS ?

Filingrail API FAQ

Is the Filingrail API free?

Yes. The Filingrail API is listed in the Finance 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 Filingrail API require an API key?

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

Can I call the Filingrail API from the browser?

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

Does the Filingrail API support HTTPS?

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