the402 endpoint detail

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api.node4all.com v1 x402-test

https://api.node4all.com/v1/x402-test

payable

Node4All Fortune — deterministic fortune reading derived from the x402 payment authorization nonce. Flagship demo of the Node4All x402 v2 payment flow. Operator: Node4All (https://node4all.com). Currency: USDC on Base.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0xd275612Bf0BB35638432c4D95eAA8D5d22346Ca6
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
172 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:09:25.340Z (1d ago)
Category
identity

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.node4all.com%2Fv1%2Fx402-test"