SIX

SIX Web API

Single API onto the SIX financial data universe - real-time, intraday, end-of-day, and historical pricing across asset classes, reference data, corporate actions, tax, and ESG datasets from 900+ price sources - using REST/JSON, GraphQL, and WebSocket streaming with MTLS certificate authentication. Documentation, sample code, and a Swagger test interface live behind the SIX API Portal; access is sales-gated with demo access by request.

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Documentation

📖
Documentation
https://www.six-group.com/en/products-services/financial-information/delivery-methods/api/web.html

Other Resources

🔗
Portal
https://web.apiportal.six-group.com/portal/bfi/catalog
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/six-group/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: six-group:six-web-api
name: SIX Web API
tags:
- Market Data
- Reference Data
- Corporate Actions
- Real-Time
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://www.six-group.com/en/products-services/financial-information/delivery-methods/api/web.html
properties:
- url: https://www.six-group.com/en/products-services/financial-information/delivery-methods/api/web.html
  type: Documentation
- url: https://web.apiportal.six-group.com/portal/bfi/catalog
  type: Portal
description: Single API onto the SIX financial data universe - real-time, intraday, end-of-day, and historical
  pricing across asset classes, reference data, corporate actions, tax, and ESG datasets from 900+ price
  sources - using REST/JSON, GraphQL, and WebSocket streaming with MTLS certificate authentication. Documentation,
  sample code, and a Swagger test interface live behind the SIX API Portal; access is sales-gated with
  demo access by request.