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apiacre.com crypto calldata-decode
https://apiacre.com/v1/crypto/calldata-decode
answers 402
Resolve 29 common ERC-20, ERC-165, ERC-721, ERC-1155, ERC-2612, and ERC-3009 selectors without a network lookup, or strictly decode arbitrary Ethereum or EVM calldata using a supplied Solidity signature.
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
- 0xa0BFa4f07281c9b248DC3AED2217836BcA24869B
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 136 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-09-06T01:13:51.166Z (20d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapiacre.com%2Fv1%2Fcrypto%2Fcalldata-decode"