the402 endpoint detail

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intent402.dylan-caponi.workers.dev approve-check

https://intent402.dylan-caponi.workers.dev/approve-check

answers 402

Check if a token approval is needed and return the approval transaction if so.

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
0x309Fd902B4b29905c8493c94a569673e1D6DC0D3
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
54 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:19:36.106Z (26d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fintent402.dylan-caponi.workers.dev%2Fapprove-check"