{"id":"alphavantage-api","name":"Alpha Vantage","af_score":62.6,"security_score":null,"reliability_score":null,"what_it_does":"Free and premium REST API for real-time and historical stock prices, forex rates, cryptocurrency data, and technical indicators, widely used for financial analysis and trading applications.","best_when":"You need a free, accessible starting point for stock/forex/crypto data in a financial agent or prototype, or you need affordable access to historical fundamentals and technical indicators.","avoid_when":"You need real-time professional-grade data with low latency, or your agent makes more than a few hundred API calls per day on the free tier.","last_evaluated":"2026-03-01T09:50:05.224156+00:00"}