Polygon.io

Polygon.io Stocks API

Real-time and historical US equity market data including aggregates (minute/hour/day bars), trades, NBBO quotes, snapshots, ticker reference, splits, dividends, and financials. Available via REST and WebSocket.

GitHub

Documentation

📖
Documentation
https://polygon.io/docs/stocks

API entry from apis.yml

apis.yml Raw ↑ 
aid: polygon-io:stocks-api
name: Polygon.io Stocks API
tags:
- Stocks
- Equities
- Market Data
- Real-time
image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
baseURL: https://api.polygon.io
humanURL: https://polygon.io/docs/stocks
description: Real-time and historical US equity market data including aggregates (minute/hour/day bars),
  trades, NBBO quotes, snapshots, ticker reference, splits, dividends, and financials. Available via REST
  and WebSocket.
properties:
- type: Documentation
  url: https://polygon.io/docs/stocks
x-features:
- Real-time and historical aggregates
- NBBO trades and quotes
- Snapshots and ticker reference
- Corporate actions
- WebSocket streaming
x-use-cases:
- Power equity charts and tickers
- Backtest strategies on historical bars
- Stream live trades into surveillance systems