the402 endpoint detail

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api.hyperextend.xyz liquidations BTC

https://api.hyperextend.xyz/v1/liquidations/BTC

payable, partial

Forced-liquidation tape over a time window, reconstructed from the node-fills archive (Hyperliquid has no public liquidations feed). Each row is a trade row (coin, side, px, sz, time, hash, tid, users:[buyer, seller]) plus the liquidation markers (method market|backstop, markPx, liquidatedUser, dir). Priced per asset-hour ($0.005 base, $0.01 HIP-3/HIP-4) plus $0.05 per uncached archive hour pulled

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse. It advertises 2 ways to pay and only 1 of them are usable.
Price
$0.11
Network
base
Pay to
0x548fC289526ab2F0391D562a723cdA64Bbf1abc4
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
578 ms
Payment options
1 usable of 2
Last checked
2026-08-10T09:08:57.271Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.hyperextend.xyz%2Fv1%2Fliquidations%2FBTC"