Alpha Vantage

Popular REST API for stock, forex, and crypto time series — widely used as the free data source behind AI trading experiments.

by Alpha VantageListed January 19, 2026

Alpha Vantage provides a free-to-start REST API for stocks, forex, and crypto time series, along with technical indicators and fundamentals. It is one of the most widely used data sources for AI trading experiments and educational projects.

Its generous free tier makes it the entry point for developers prototyping an agentic or ML trading idea before moving to paid data infrastructure.

Tagged with

market-data

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