the402 endpoint detail

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cryptyx.ai api funding-rate

https://cryptyx.ai/api/funding-rate

answers 402

Aggregated-exchange daily perpetual funding rate per asset, last N days. Raw feed — no annualisation, no z-score. Cheap historical input for carry-trade backtests and crowding diagnostics. Coverage: pass any asset in the CRYPTYX 200+ tracked universe (BTC, ETH, SOL, top-cap + long-tail).

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0x0cD2c9724F185a029101b4AEACf3F114415c394f
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
250 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:09:38.932Z (31d ago)
Category
ai-inference

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fcryptyx.ai%2Fapi%2Ffunding-rate"