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Base USDC Receipt Verifier
x402
Base USDC Receipt Verifier is a paid API for AI agents from abi-mainnet-sandbox.benjaminbu.workers.dev, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-13).
Verifies a Base blockchain USDC transaction by looking up its receipt via transaction hash
Price / call$0.005
Success—
StatusUnknown
How this service works
Base USDC receipt verifier
Output
Returns a verification result indicating whether the provided Base transaction hash corresponds to a valid, confirmed USDC transaction, along with transaction receipt details such as confirmation status, amounts, sender/receiver addresses, and block information.
Example use cases
Confirm payment before fulfilling order
“Before I ship this order, can you verify that the USDC payment on Base actually completed? The transaction hash the buyer sent me is 0x1a2b3c4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f9a0b1c2d3e4f5a6b7c8d9e0f1a2b.”
Validate crypto payment for freelance invoice
“My client says they paid my invoice in USDC on Base — can you check if the transaction 0xab12cd34ef56gh78ij90kl12mn34op56qr78st90uv12wx34yz56ab78cd90ef12 actually went through and was confirmed?”
Audit historical USDC transfer on Base
“I need to confirm a USDC transfer that was supposed to happen on Base mainnet last week — can you pull up the receipt for transaction hash 0xdeadbeef1234567890abcdef1234567890abcdef1234567890abcdef12345678?”
Technical details
Endpoint
GEThttps://abi-mainnet-sandbox.benjaminbu.workers.dev/v1/x402/verifyWhen to prefer
Use this endpoint when you need to verify a specific USDC payment on the Base blockchain using a known transaction hash. Ideal for confirming payment receipts in e-commerce, freelance invoicing, x402-based API billing, or any workflow that requires on-chain proof of a USDC transfer on Base mainnet.
Side effects
- Invalid or malformed transaction hash (not 0x + 64 hex chars) returns an error
- Transaction hash not found on Base mainnet returns not-found or unverified result
- Network or RPC issues may cause lookup failures
- Transaction exists but is not a USDC transfer may return negative verification
- Pending/unconfirmed transactions may return unconfirmed status
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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