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Base USDC Payment Verifier

Verify a Base (mainnet, default) or Base Sepolia transaction is a successful, confirmed transfer of native Circle USDC (not a look-alike token) to an expected recipient for an exact or minimum amount. Checks receipt status, canonical block, confirmations, optional payer, notBefore/maxAge windows; returns verdict valid|invalid|pending|not_found with machine-readable reasons and the matched Transfer log. Not charged on 4xx/5xx errors.

Resource URL

https://x402-usdc-verify.onrender.com/verify

Payment options

exactBase (8453)

$0.01 USDC

Max amount

Pay to
0x64eB63904Cf9688AC5B3087A72AcF9C31a273169
Timeout
300s

Tags

usdcbasepayment-verificationonchainx402

For agents

Prompt snippet for AI agents

Find and pay for this x402 resource:
URL: https://x402-usdc-verify.onrender.com/verify
Type: http
Sources: payai

Developer