Trading & Market Data
Price feeds, execution, and quantitative research.
Consuming real-time and historical market data — quotes, order books, fundamentals, and economic series — and acting on it through programmatic order entry, execution algorithms, and backtesting.
29 API providers on the APIs.io network offer trading & market data. The highest-rated are Polygon, Factset, Bloomberg, Sportmonks, Currencylayer.
Providers
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Exemplar 1 Complete, well-documented, and agent-ready
Strong 5 Solid coverage with minor gaps
Developing 9 Usable, with meaningful gaps to close
Thin 7 Limited public surface area
Emerging 5 Early or largely undocumented
Minimal 2 Almost no public developer surface
What Providers Actually Declared
This use case is a canonical term. These are the free-text strings
providers wrote in their own apis.yml that map onto it.
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Work with this as data
Every use case here is available over the APIs.io API and to AI agents over MCP. Use Cases is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.