the402 endpoint detail

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agent-commerce-factory-jm.austriaeast.cloudapp.azure.com onchain ens

https://agent-commerce-factory-jm.austriaeast.cloudapp.azure.com/v1/onchain/ens

answers 402

ENS resolution both ways. Given an ENS name (e.g. vitalik.eth) returns the Ethereum address; given an address returns the primary ENS name. Resolved live on Ethereum mainnet. For wallet UX, address-book, identity and naming agents.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0xCe339395d7f2ea5a5009022EF1C392Fb208a989E
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
467 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:13:12.722Z (2h ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent-commerce-factory-jm.austriaeast.cloudapp.azure.com%2Fv1%2Fonchain%2Fens"