Top Alpha Vantage Alternatives & Similar APIs (2026)
Looking for alternatives to Alpha Vantage? Compare 8 verified free and public APIs in the finance category with rate limits, auth methods, and ready-to-use snippets.
Standard free keys are throttled to 25 requests/day (and 5 calls/minute), exhausting your entire daily quota in a few chart loads.
Finnhub provides 60 calls/minute while Twelve Data offers 800 daily stock and forex requests on the free tier.
Alternatives Feature Comparison
8 Options| API Service | Auth Type | Rate Limit | CORS | Action |
|---|---|---|---|---|
| Finnhub 12x higher per-minute rate limit than Alpha Vantage with real-time stock quotes, filings, and earnings. | Free Key | 60 req/min | HTTPS • CORS | Explore |
| Twelve Data Generous 800 daily calls covering global equities, ETFs, forex pairs, and technical indicators. | Free Key | 800 req/day | HTTPS • CORS | Explore |
| Financial Evidence API Public, read-only capital markets, liquidity, and banking research datasets with zero API keys. | Free Key | Free (Quota-limited) | HTTPS • CORS | Explore |
| SiftingIO | Free Key | 10,000 req/month (Free Tier) | HTTPS • CORS | Explore |
| Yahoo Finance | Free Key | Variable | HTTPS • CORS | Explore |
| Polygon.io | Free Key | 5 req/min | HTTPS • CORS | Explore |
| Tiingo | Free Key | 500 req/hour | HTTPS • CORS | Explore |
| Marketstack | Free Key | 100 req/month | HTTPS • CORS | Explore |
Detailed Breakdown of Alpha Vantage Alternatives
Finnhub
Institutional-grade real-time market data, company fundamentals, and earnings
Twelve Data
Global financial market data for equities, forex, indices, and crypto
Financial Evidence API
Open, read-only financial research API that returns bank funding, capital markets, liquidity and related dataset views. Public reads with no account or API key required.
SiftingIO
Real-time and historical market data for US stocks, forex, crypto and commodities via REST and WebSocket. 25+ years of OHLCV history, watchlists and portfolio analytics.
Yahoo Finance
Global stock quotes, market data, currency rates, and financial news
Polygon.io
Real-time and historical financial market data API for US stocks, options, forex, and crypto.
Choosing the Best Alternative to Alpha Vantage
Which alternative is quickest to start?
Alternatives labeled "Zero-Auth" do not require registration or API keys. You can swap your endpoint URL and test in minutes without creating provider accounts.
Are these alternatives free for production?
All listed alternatives offer legitimate free tiers or open data licenses. Review the specific rate limits on each API detail page to ensure your traffic stays within quota.