the402 endpoint detail

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api.agentstools.dev farcaster resolve

https://api.agentstools.dev/farcaster/resolve

payable

Bidirectional Farcaster identity and wallet resolver. Give an address to get the FID it belongs to (custody address resolves keyless; a verified address needs the optional enrichment), or give a fid or username to get the canonical identity (fid, username, custody address and verified wallets). Crypto-native reconciliation of social identity and wallet.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.005
Network
base
Pay to
0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
157 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:13:01.785Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.agentstools.dev%2Ffarcaster%2Fresolve"