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Alpaca

Realtime and historical market data on all US equities and ETFs

FinanceAuth: API KeyHTTPS: YesCORS: yesStatus: alive

Last verified: November 12, 2026

Reliability

80.0% uptime: the documentation responded in 4 of 5 checks over the last 30 days. Median response time: 887 ms.

How we check, and the most reliable APIs →

At a glance

// Fetch the docs page with cURL curl https://docs.alpaca.markets/us/docs/trading-api

History

  • November 12, 2026: last health check, responding
  • November 2, 2026: Documentation link updated

See every change to the directory →