Perp Funding Rates — Binance, Bybit, OKX Live

Perpetual futures funding rate API for AI agents. Live funding rates across Binance, Bybit, and OKX for all major perpetual pairs. Includes open interest, predicted next rate, and annualized APY. Tools: perp_get_funding_rates. Use this for funding arbitrage opportunities, market sentiment analysis, or timing perp entries. IMPORTANT: For Hyperliquid-specific funding data, use hyperliquid_get_funding_rates instead. Returns: {rates[], openInterest, predicted, annualizedAPY}. No API key required — x402 micropayment $0.002/call on Base L2.