Alpaca (alpaca)

Alpaca is an API-first commission-free stock and crypto trading broker offering trading, market data, options, and broker-as-a-service APIs. Alpaca publishes its OpenAPI specifications publicly via the alpacahq/alpaca-docs GitHub repository, with separate specs for Trading, Broker, Market Data, and OAuth.

URL: Visit APIs.json URL

Type

• x-type: company

Tags

• Fintech, Trading, Stocks, Crypto, Brokerage, Market Data, Options

APIs

• Alpaca Trading API (https://api.alpaca.markets/v2) - Commission-free US equity, options, and crypto trading
• Alpaca Market Data API (https://data.alpaca.markets) - Real-time and historical stocks, options, crypto
• Alpaca Broker API (https://broker-api.alpaca.markets/v1) - White-label brokerage / embedded finance
• Alpaca OAuth API (https://api.alpaca.markets/oauth) - OAuth 2.0 for third-party apps

OpenAPI specs (in openapi/)

• alpaca-trading-api-openapi.yml
• alpaca-data-api-openapi.yml
• alpaca-broker-api-openapi.yml
• alpaca-oauth-api-openapi.yml

Source: https://github.com/alpacahq/alpaca-docs/tree/master/oas

Timestamps

• Created: 2026-05-08
• Modified: 2026-05-08

Common Properties

• Portal
• Documentation
• Pricing
• GitHub
• Status
• Plans - reconciled
• RateLimits - reconciled
• FinOps - reconciled FOCUS-aligned

Maintainers

FN: Kin Lane

Email: kin@apievangelist.com