{"currency":"USDC","protocol":"x402","pricing_page":"https://cryptodataapi.com/ai-pricing","subscriptions":{"monthly":{"price_usd":39.0,"tier":"pro","duration_days":30,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"monthly"}},"monthly_plus":{"price_usd":129.0,"tier":"pro_plus","duration_days":30,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"monthly_plus"}},"annual":{"price_usd":348.0,"tier":"pro","duration_days":365,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"annual"}},"annual_plus":{"price_usd":1188.0,"tier":"pro_plus","duration_days":365,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"annual_plus"}}},"passes":{"pass_1h":{"price_usd":1.5,"tier":"pro","duration_hours":1,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_1h"}},"pass_1d":{"price_usd":5.0,"tier":"pro","duration_hours":24,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_1d"}},"pass_7d":{"price_usd":15.0,"tier":"pro","duration_hours":168,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_7d"}},"pass_1h_plus":{"price_usd":4.0,"tier":"pro_plus","duration_hours":1,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_1h_plus"}},"pass_1d_plus":{"price_usd":15.0,"tier":"pro_plus","duration_hours":24,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_1d_plus"}},"pass_7d_plus":{"price_usd":45.0,"tier":"pro_plus","duration_hours":168,"endpoint":"POST /api/v1/payments/agent-subscribe","body":{"plan":"pass_7d_plus"}}},"per_request":{"whales":{"method":"GET","path":"/api/v1/quant/whales","price_usd":0.03,"description":"Classified Hyperliquid whale positioning: net bias, total net USD, long/short ratio across every account >= $100k, with per-coin gross/long/short/net."},"market":{"method":"GET","path":"/api/v1/quant/market","price_usd":0.015,"description":"HMM regime nowcast (6 states) with directional, volatility, funding and liquidation-risk probabilities for the next 24h."},"regimes_current":{"method":"GET","path":"/api/v1/regimes/current","price_usd":0.01,"description":"The committed long-horizon cycle regime (14-basket framework) with rationale."},"liquidations":{"method":"GET","path":"/api/v1/market-intelligence/liquidations","price_usd":0.01,"description":"24h long/short liquidation totals per symbol, merged across venues, full universe."},"event_calendar":{"method":"GET","path":"/api/v1/event/calendar","price_usd":0.008,"description":"Dated crypto catalysts (unlocks, mints, listings, macro) with a long/short bias and 0-1 magnitude each."},"etf_flows":{"method":"GET","path":"/api/v1/market-intelligence/etf/{asset}/flows","price_usd":0.01,"description":"Issuer-aggregated daily spot ETF net flows for btc, eth or sol."}},"resources":{"klines":{"price_usd":0.25,"unit":"one exchange/symbol/day Parquet","params":["exchange","symbol","date"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=klines"},"funding":{"price_usd":0.25,"unit":"one exchange/symbol/day Parquet","params":["exchange","symbol","date"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=funding"},"liquidations":{"price_usd":0.25,"unit":"one symbol/day Parquet","params":["symbol","date"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=liquidations"},"hl_liquidations":{"price_usd":1.0,"unit":"one day, all Hyperliquid coins","params":["date"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=hl_liquidations"},"daily":{"price_usd":2.0,"unit":"one consolidated day bundle (klines or funding, one exchange)","params":["date","bundle","exchange"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=daily"},"snapshots":{"price_usd":0.25,"unit":"one snapshot type for one day (JSON)","params":["snapshot_type","date"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=snapshots"},"klines_deep":{"price_usd":3.0,"unit":"one exchange/interval/symbol/month Parquet","params":["exchange","interval","symbol","month"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=klines_deep"},"funding_deep":{"price_usd":3.0,"unit":"one exchange/symbol/month Parquet","params":["exchange","symbol","month"],"endpoint":"GET /api/v1/backtesting/archives/purchase?data_type=funding_deep"}},"how_to_pay":["1. GET the endpoint with no X-API-Key. You receive HTTP 402 with a Payment-Required header and a JSON body whose `accepts[]` lists the USDC amount, network (Base recommended) and payTo address.","2. Sign that amount with your wallet (EIP-3009 transferWithAuthorization on Base; the x402 client libraries do this) — no gas is spent by you.","3. Repeat the request with the signed payload in the `x-payment` header. The facilitator settles on-chain and the response is the data (per request), a key (pass or subscription) or a download URL (resource).","4. Polling? Buy a pass or subscribe instead — one feed polled every 5 minutes is 8,640 calls a month, which costs more per-request than a month of Pro."],"notes":["Per-request responses are never cached and carry Cache-Control: private, no-store.","A Pro Plus key downloads archives free via /api/v1/backtesting/archives/download; /purchase is the keyless x402 path.","Passes and subscriptions return a cdk_live_ key once; per-request payments do not."]}