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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.

Currently viewing:Alpha Vantage
32x - 1,000x Higher Market Data Quota
Verified Rate Limit Analysis
Alpha Vantage Known Limits:

Standard free keys are throttled to 25 requests/day (and 5 calls/minute), exhausting your entire daily quota in a few chart loads.

FreeAPI Alternatives Advantage:

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 ServiceAuth TypeRate LimitCORSAction
Finnhub
12x higher per-minute rate limit than Alpha Vantage with real-time stock quotes, filings, and earnings.
Free Key60 req/minHTTPS • CORSExplore
Twelve Data
Generous 800 daily calls covering global equities, ETFs, forex pairs, and technical indicators.
Free Key800 req/dayHTTPS • CORSExplore
Financial Evidence API
Public, read-only capital markets, liquidity, and banking research datasets with zero API keys.
Free KeyFree (Quota-limited)HTTPS • CORSExplore
SiftingIOFree Key10,000 req/month (Free Tier)HTTPS • CORSExplore
Yahoo FinanceFree KeyVariableHTTPS • CORSExplore
Polygon.ioFree Key5 req/minHTTPS • CORSExplore
TiingoFree Key500 req/hourHTTPS • CORSExplore
MarketstackFree Key100 req/monthHTTPS • CORSExplore

Detailed Breakdown of Alpha Vantage Alternatives

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Finnhub

Institutional-grade real-time market data, company fundamentals, and earnings

Finans ve BorsaAPI KeyCORS
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Twelve Data

Global financial market data for equities, forex, indices, and crypto

Finans ve BorsaAPI KeyCORS
GET

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.

Finans ve BorsaAPI KeyCORS
GET

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.

Finans ve BorsaAPI KeyCORS
GET

Yahoo Finance

Global stock quotes, market data, currency rates, and financial news

Finans ve BorsaAPI KeyCORS
GET

Polygon.io

Real-time and historical financial market data API for US stocks, options, forex, and crypto.

Finans ve BorsaAPI KeyCORS
GET

Tiingo

Clean stock, crypto, and forex market data feeds and financial news

Finans ve BorsaAPI KeyCORS
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Marketstack

Global stock market ticker quotes, historical data, and index tracking

Finans ve BorsaAPI KeyCORS

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.