the402 endpoint detail

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apiacre.com crypto base-transaction-inspect

https://apiacre.com/v1/crypto/base-transaction-inspect

answers 402

Inspect Base transaction status and receipt evidence in one call, including success, revert, or pending state, confirmations, actual gas fee, recognized calldata, bounded ERC-20-shaped transfers, and official Base USDC recognition for payment confirmation.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.005
Network
base
Pay to
0xa0BFa4f07281c9b248DC3AED2217836BcA24869B
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
418 ms
Payment options
2 usable of 2
Last checked
2026-09-06T01:13:57.014Z (23d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapiacre.com%2Fv1%2Fcrypto%2Fbase-transaction-inspect"