the402 endpoint detail

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evm-canon-base.onrender.com checksum

https://evm-canon-base.onrender.com/checksum

payable

Normalize EVM addresses to EIP-55 checksum form in batches, flagging invalid entries instead of failing the batch

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
0x8797b596a56f8b2d46f428fca2e6ac2a62a353ee
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
214 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:13:58.675Z (1d ago)
Category
web-scraping

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fevm-canon-base.onrender.com%2Fchecksum"