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Kwery vs Alpha Vantage
Alpha Vantage provides APIs for stocks, forex, crypto, and technical indicators. Kwery is built for prediction markets (Polymarket, Kalshi) and crypto derivatives: Binance spot/perps, Hyperliquid, Chainlink oracles, with full order book and OHLCV in one normalized API.
Kwery
Alpha Vantage
Polymarket and Kalshi historical data and order book
Stocks, forex, crypto; no prediction markets
Full-depth order book + snapshot-at-timestamp
OHLCV and technical indicators
Binance funding, OI, liquidations, 1s ticker
Crypto prices and fundamentals
Single REST API, one schema
Multiple endpoints and formats
Free tier for prediction market + CEX + oracle
Free tier for stocks and crypto
Use Kwery for prediction market data (Polymarket, Kalshi), Binance liquidations, and unified crypto/perp/oracle data. Use Alpha Vantage for traditional equities, forex, and broader fundamental data.