the402 endpoint detail

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402.com.tr x402 revoke-builder

https://402.com.tr/api/x402/revoke-builder

answers 402

approval-advisor tells you WHAT to revoke; this builds the HOW: the ready-to-sign transaction (to + calldata) for approve(spender, 0) on a token, plus the live current allowance read from Base (flags unlimited, or 'already revoked'). Hand the result straight to a wallet or agent signer — the action half of approval hygiene.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.02
Network
base
Pay to
0x973a31858f4d2125f48c880542da11a2796f12d6
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
296 ms
Payment options
2 usable of 2
Last checked
2026-09-06T01:16:02.241Z (19d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2F402.com.tr%2Fapi%2Fx402%2Frevoke-builder"