the402 endpoint detail

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gateway.spraay.app batch estimate

https://gateway.spraay.app/api/v1/batch/estimate

payable

Estimate batch gas.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.001
Network
base
Pay to
0xAd62f03C7514bb8c51f1eA70C2b75C37404695c8
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
253 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:17:55.578Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fgateway.spraay.app%2Fapi%2Fv1%2Fbatch%2Festimate"