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Finnhub

Generous free real-time US stock, forex and crypto API; 60 calls/minute

Finnhub offers real-time US stock quotes, company fundamentals, news, earnings, SEC filings, and forex/crypto data. Its free tier is unusually generous at 60 API calls per minute. A free key (no credit card) is required.

Free tier

Free key, no credit card: 60 API calls/minute. Premium adds international data, full financials and higher limits.

Rate limits

Free: 60 API calls/minute (plus a 30 calls/second burst cap).

Auth

API key

Base URL

https://finnhub.io/api/v1

What you'd build with it

  • Real-time US stock quotes for a portfolio assistant agent
  • Pull company news and feed it to a summarization skill
  • Fetch fundamentals and earnings for an equity research workflow
  • Monitor a US watchlist for intraday price moves

Key endpoints

  • GET/quote?symbol=AAPLReal-time quote (current, open, high, low, prev close)
  • GET/stock/candle?symbol=AAPL&resolution=D&from=...&to=...OHLCV candles for a stock over a range
  • GET/company-news?symbol=AAPL&from=...&to=...Company news articles for a symbol
  • GET/stock/profile2?symbol=AAPLCompany profile and basic fundamentals
  • GET/crypto/candle?symbol=BINANCE:BTCUSDT&resolution=D&from=...&to=...Crypto OHLCV candles
Members

Members get the runnable recipe

Sign in free to copy the example request, see a sample response, and read the gotchas.

Tags

stocksnewsfundamentalsforexcrypto