Market Data & APIs
Data vendors, with coverage, history, live access, pricing, and licensing. Every value needs a source and a checked timestamp before publication.
Compare
| Name | Asset classes | Data types | API | Pricing | Usage limits |
|---|---|---|---|---|---|
| Alpha Vantage | US stocks and US options named | Daily free tier; realtime needs an entitlement | API key | Free 25/day; premium from $49.99/month | Realtime US data described as personal use |
| CoinGecko | Crypto across 2,000+ exchanges | Market data; 13 years of history on paid blocks | Crypto API; websocket on a higher block | Basic $29; other prices up to $999 | Call credits and per-minute rate limits |
| Databento | CME, CBOT, NYMEX, COMEX | OHLCV, trades, L1, L2, L3 | Python, C++, Rust, raw TCP | Usage-based; Plus $1,750; Unlimited $4,500 | Publisher licenses pass through |
| Finnhub | Stocks, ETFs, forex, bonds, funds | OHLC, ticks, fundamentals, filings | REST and websocket | Free, or $3,500 per month | Personal use; LSE is 15 minutes delayed |
| Tiingo | US and Chinese stocks, ETFs, funds, crypto | 30+ years of prices; fundamentals; news | Tiingo API | $0, or $30 individual / $50 commercial | Listed prices are internal use only |
| Twelve Data | Stocks, ETFs, forex, crypto, funds, commodities | Real-time US on Basic; more markets on paid plans | REST and WebSocket | $0, $79, $229, or $999 per month | Basic cannot be used in production |
Checked 2026-10-17. Unknown means the source page did not state it. These rows are not production database records.
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Alpha Vantage
Premium from $49.99 per month; free tier is 25 requests per day · stocks, options
Premium API plans from $49.99 per month. The free tier is 25 requests per day, and premium plans remove the daily limit.
No community ratings yetCoinGecko
Basic $29; other displayed prices include $129, $499, and $999 · crypto
API pricing page: a Basic plan at $29, with other displayed prices of $129, $499, and $999.
No community ratings yetDatabento
Usage-based, or Plus $1,750 per month and Unlimited $4,500 per month · futures
Pricing page: usage-based historical data, plus Plus at $1,750 per month and Unlimited at $4,500 per month on annual contracts.
No community ratings yetFinnhub
Free at $0 per month; all-in-one at $3,500 per month · stocks, etfs
Pricing page: a free plan at $0 per month and an all-in-one plan at $3,500 per month.
No community ratings yetTiingo
$0 starter, or $30 per month for individuals · stocks, etfs
Pricing page: a $0 starter plan and a $30 per month individual power plan, or $50 per month for internal commercial use.
No community ratings yetTwelve Data
Basic $0; Grow $79; Pro $229; Ultra $999 per month · stocks, etfs
Personal pricing: Basic at $0, Grow at $79 per month, Pro at $229, and Ultra at $999.
No community ratings yet