{"success":true,"data":{"markets":[{"coin":"BTC","venues":[{"venue":"binance","symbol":"BTCUSDT","funding_rate":-0.00000739,"interval_hours":8,"apr_pct":-0.81,"mark_price":83128.1,"open_interest_usd":7937613066,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"bybit","symbol":"BTCUSDT","funding_rate":0.00001452,"interval_hours":8,"apr_pct":1.59,"mark_price":83136.8,"open_interest_usd":4823279221,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"okx","symbol":"BTC-USDT-SWAP","funding_rate":0.0000113604190666,"interval_hours":8,"apr_pct":1.24,"mark_price":83139.2,"open_interest_usd":2518056570,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"hyperliquid","symbol":"BTC","funding_rate":0.0000125,"interval_hours":1,"apr_pct":10.95,"mark_price":83132,"open_interest_usd":3318277898,"next_funding_time":"2026-10-07T19:00:00.000Z"}],"venues_ok":4,"avg_apr_pct":3.24,"total_open_interest_usd":18597226755,"max_apr":{"venue":"hyperliquid","apr_pct":10.95},"min_apr":{"venue":"binance","apr_pct":-0.81},"spread_apr_pct":11.76,"arbitrage_hint":"Short perp on hyperliquid, long perp on binance to collect about 11.76% APR before fees, if rates persist"},{"coin":"ETH","venues":[{"venue":"binance","symbol":"ETHUSDT","funding_rate":0.00000743,"interval_hours":8,"apr_pct":0.81,"mark_price":2550.99,"open_interest_usd":6164145403,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"bybit","symbol":"ETHUSDT","funding_rate":0.00003191,"interval_hours":8,"apr_pct":3.49,"mark_price":2550.91,"open_interest_usd":2080879221,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"okx","symbol":"ETH-USDT-SWAP","funding_rate":0.0000654037440688,"interval_hours":8,"apr_pct":7.16,"mark_price":2551.09,"open_interest_usd":1723497921,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"hyperliquid","symbol":"ETH","funding_rate":0.0000125,"interval_hours":1,"apr_pct":10.95,"mark_price":2550.9,"open_interest_usd":3019727793,"next_funding_time":"2026-10-07T19:00:00.000Z"}],"venues_ok":4,"avg_apr_pct":5.6,"total_open_interest_usd":12988250338,"max_apr":{"venue":"hyperliquid","apr_pct":10.95},"min_apr":{"venue":"binance","apr_pct":0.81},"spread_apr_pct":10.14,"arbitrage_hint":"Short perp on hyperliquid, long perp on binance to collect about 10.14% APR before fees, if rates persist"},{"coin":"SOL","venues":[{"venue":"binance","symbol":"SOLUSDT","funding_rate":-0.00000455,"interval_hours":8,"apr_pct":-0.5,"mark_price":116.28,"open_interest_usd":989545466,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"bybit","symbol":"SOLUSDT","funding_rate":-0.00001355,"interval_hours":8,"apr_pct":-1.48,"mark_price":116.28,"open_interest_usd":698344726,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"okx","symbol":"SOL-USDT-SWAP","funding_rate":-0.0000188588310027,"interval_hours":8,"apr_pct":-2.07,"mark_price":116.26,"open_interest_usd":363717593,"next_funding_time":"2026-10-08T00:00:00.000Z"},{"venue":"hyperliquid","symbol":"SOL","funding_rate":0.0000125,"interval_hours":1,"apr_pct":10.95,"mark_price":116.29,"open_interest_usd":669143552,"next_funding_time":"2026-10-07T19:00:00.000Z"}],"venues_ok":4,"avg_apr_pct":1.73,"total_open_interest_usd":2720751337,"max_apr":{"venue":"hyperliquid","apr_pct":10.95},"min_apr":{"venue":"okx","apr_pct":-2.07},"spread_apr_pct":13.02,"arbitrage_hint":"Short perp on hyperliquid, long perp on okx to collect about 13.02% APR before fees, if rates persist"}],"note":"funding_rate is per interval; positive means longs pay shorts. APR = rate x intervals per year.","checked_at":"2026-10-07T18:00:06.098Z"},"trial":{"free":true,"used_example_input":true,"input_used":{"coins":["BTC","ETH","SOL"]},"remaining_today":2,"resets_at":"2026-10-08T00:00:00.000Z","note":"Real output for the example input. The paid endpoint returns the same format for your own input."},"paid_endpoint":"https://agentsvc.io/api/v1/proxy/perp-funding","price_usdc":0.006,"payment":"x402, USDC on Base or Solana mainnet, no account needed","docs":"https://agentsvc.io/docs"}