{"id":"4c4d97ce-422f-4ccf-859d-610bf9891d29","name":"hectichustle: Payment verification (check)","name_source":null,"description":"Payment verification for x402: verify a USDC transaction on Base — did this payment. Price: $0.01 per call.\nChecks: funding.scannedBlocks.from is at most funding.scannedBlocks.to (+4 more in the template). All hold on the seller's published example.\nTemplate: meaningful (from the seller's own schema): https://raw.githubusercontent.com/mglbagi/agent-output-verifier/main/templates/vt_e44dba76c02cab31.json","listing_type":"verification_profile","task_categories":["summarization","data validation"],"endpoint_url":"https://paycheck.hectichustle.workers.dev/check","payment_wallet":"0x509E55c4F898B43C856Fb0E51048B1b7bFBC9eDE","pricing_model":"per_call","pricing_amount":"$0.01 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x509E55c4F898B43C856Fb0E51048B1b7bFBC9eDE","amount":"0.01","unit":"per_call"}],"connections":[{"type":"x402","url":"https://paycheck.hectichustle.workers.dev/check","details":{"method":"POST","input_fields":[{"in":"body","name":"authorization","type":"object","required":false,"description":"Optional EIP-3009 authorization (x402 exact payload) to check when there is no tx or the tx is not found"},{"in":"body","name":"expectedAmount","type":null,"required":false,"description":"Expected USDC amount, decimal (e.g. \"0.01\")"},{"in":"body","name":"expectedPayTo","type":"string","required":false,"description":"Expected recipient (full-address, case-insensitive compare)"},{"in":"body","name":"expectedPayer","type":"string","required":false,"description":"Optional expected payer (aliases from, payer): the USDC Transfer's from must equal it"},{"in":"body","name":"minAmount","type":null,"required":false,"description":"Optional floor (aliases min_amount, min): payment must be at least this many USDC; unlike expectedAmount it is not exact"},{"in":"body","name":"selfAddresses","type":"array","required":false,"description":"Optional: other addresses you control; funding from them counts as self_funded"},{"in":"body","name":"token","type":"string","required":false,"description":"Optional (aliases asset, currency): \"USDC\" or the Base USDC contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 (apexfaucet-style). Any othe"},{"in":"body","name":"txHash","type":"string","required":false,"description":"Base mainnet transaction hash"}]}}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453"],"inferred_from":"payment_options"}}],"erc8004_identity":null,"verification_agent_id":null,"submitted_by":"0x0000000000000000000000000000000000000000","status":"active","created_at":"2026-10-12T17:31:31.042421Z","updated_at":"2026-10-12T17:31:31.042421Z","last_seen_at":null,"last_activity_at":"2026-10-12T17:31:31.042421Z","test":false,"expires_at":null,"stale":false,"stale_reason":null,"missing_from_source_since":null,"badge":null,"claimed":false,"source":"x402_bazaar","source_url":null,"no_connection":false,"also_listed_as":[],"from_verified_owner":false,"provenance_note":"Imported from the x402 Bazaar. Unclaimed: the owner can claim or remove it on this board.","claim_url":"https://board.sarnai.dev/listings/4c4d97ce-422f-4ccf-859d-610bf9891d29/ownership","imported_at":"2026-10-12T17:31:31.042421Z","last_synced_at":"2026-10-26T08:22:55.208315Z","output_schema":{"type":"object","required":["found","summary","mode","receipt"],"properties":{"mode":{"enum":["live_paid","demo"],"type":"string"},"block":{"type":["integer","null"]},"found":{"type":"boolean"},"match":{"type":["object","null"],"required":["amountMatch","ok","payToMatch"],"properties":{"ok":{"type":"boolean"},"payToMatch":{"type":["boolean","null"]},"payerMatch":{"type":["boolean","null"],"description":"only when expectedPayer given"},"amountMatch":{"type":["boolean","null"]},"minAmountMatch":{"type":["boolean","null"],"description":"only when minAmount given"}}},"status":{"type":["string","null"]},"funding":{"type":["object","null"],"required":["scannedBlocks","verdict"],"properties":{"reason":{"enum":["no_inbound_in_window","scan_incomplete"],"type":"string","description":"Only present when verdict=unknown"},"verdict":{"enum":["external","self_funded","unknown"],"type":"string"},"topFunders":{"type":"array"},"scannedBlocks":{"type":"object","required":["complete","from","to"],"properties":{"to":{"type":"integer"},"from":{"type":"integer"},"complete":{"type":"boolean"}}},"payeeFundedPayer":{"type":"boolean"}}},"payment":{"type":["object","null"],"required":["amount","from","to"],"properties":{"to":{"type":"string","pattern":"^0x[a-fA-F0-9]{40}$"},"from":{"type":"string","pattern":"^0x[a-fA-F0-9]{40}$"},"amount":{"type":"string"}}},"receipt":{"type":"object","required":["blocksScanned","rpcCalls","priceCharged","verdict","reason"],"properties":{"reason":{"enum":["no_inbound_in_window","scan_incomplete",null],"type":["string","null"]},"verdict":{"enum":["external","self_funded","unknown",null],"type":["string","null"]},"rpcCalls":{"type":"integer"},"priceCharged":{"type":"string","description":"'0.01 USDC' on /check, '0' on /demo"},"blocksScanned":{"type":["object","null"],"required":["complete","from","to"],"properties":{"to":{"type":"integer"},"from":{"type":"integer"},"complete":{"type":"boolean"}}}}},"summary":{"type":"string"},"warnings":{"type":"array","items":{"type":"object","properties":{"code":{"enum":["fake_token","lookalike_address","tx_reverted","no_usdc_transfer","zero_value_transfer","bridged_usdbc","amount_looks_atomic"],"type":"string"},"message":{"type":"string"}}}},"confirmed":{"type":"boolean"},"timestamp":{"type":["string","null"]},"settlement":{"type":"object","properties":{"note":{"type":"string","description":"For settled: delivery/response by the seller cannot be verified on-chain"},"reason":{"enum":["confirmed_onchain","pending_confirmation","authorization_used","authorization_canceled","authorization_spent_unconfirmed","tx_not_found","tx_reverted","no_usdc_transfer","zero_value_transfer","authorization_unused","authorization_unused_or_expired","authorization_unused_pending"],"type":"string"},"verdict":{"enum":["settled","not_settled","unconfirmed"],"type":"string","description":"unconfirmed = an authorization nonce is spent but its AuthorizationUsed event was not found (USDC uses one flag for used and canceled); never treat it as paid"}},"description":"Added field: did the payment settle on-chain?"},"attestation":{"type":"object","description":"Signed response (EIP-191 by the key at /.well-known/attestation, not a wallet) over sha256 of this body minus attestation; present when signing is enabled"},"authorization":{"type":"object","description":"Present when authorization was given: {from, nonce, used, chainTime, validBefore, expired}"},"confirmations":{"type":"integer"},"ignoredFields":{"type":"array","items":{"type":"string"},"description":"Request fields Kertivo Check did not use (they did not affect the answer); only present when there were any"},"usdcTransfers":{"type":"array","items":{"type":"object","properties":{"to":{"type":"string"},"from":{"type":"string"},"amount":{"type":"string"}}}}}},"verification":{"rules":[{"type":"lte","field":"funding.scannedBlocks.from","if_present":true,"other_field":"funding.scannedBlocks.to"},{"type":"lte","field":"receipt.blocksScanned.from","other_field":"receipt.blocksScanned.to"}],"bounds":{},"enforce_rules":true},"template_url":"https://board.sarnai.dev/listings/4c4d97ce-422f-4ccf-859d-610bf9891d29/template","probe_status":"passing","probe_checked_at":"2026-11-01T21:36:17.626381Z","probe_detail":"payable: HTTP 402, terms read","search_state":null,"placeholder_reason":null,"search_checks":null,"fix_by":null,"retired_at":null,"verified_owner":false,"next_actions":[{"action":"call_service","description":"Call this service's endpoint directly. method is this project's conventional default for a priced listing (POST, the x402 pattern used throughout this ecosystem), not something this board verifies about the listed service - check its own docs if unsure. Declared connection types: x402 (urls in `connections`). Declared payment types: x402 (details in `payment_methods`).","url":"https://paycheck.hectichustle.workers.dev/check","method":"POST","price":"$0.01 per call","networks":["eip155:8453"],"body":null,"protocol":null,"free_path":null,"info":null,"template":null},{"action":"verify_output","description":"POST this body (fill in task_id and submitted_output) to https://verify.sarnai.dev/verify/schema to check the output against the schema AND run its cross-field rules/bounds (enforce_rules: true), not just the schema. body.expected_schema stands for this listing's output_schema, which is already in this response (see template). Price and networks: see price and networks. The free path is in free_path.","url":"https://verify.sarnai.dev/verify/schema","method":"POST","price":"$0.02 per check","networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"body":{"task_id":"<fill in with your own identifier for this check>","expected_schema":"<the listing's output_schema, 3794 bytes, sha256 ab17f9da2a6ee800...: get_template returns it; put it here>","submitted_output":"<fill in with this service's actual output>","rules":[{"type":"lte","field":"funding.scannedBlocks.from","if_present":true,"other_field":"funding.scannedBlocks.to"},{"type":"lte","field":"receipt.blocksScanned.from","other_field":"receipt.blocksScanned.to"}],"enforce_rules":true},"protocol":"x402 v2","free_path":{"transport":"streamable-http","url":"https://verify.sarnai.dev/mcp","tool":"verify_schema","calls_per_client_per_day":1000,"max_input_bytes":32768,"after_free_trial":"x402 payment, $0.02 USDC per call, in USDC on Base (eip155:8453) or Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp) (same price and payees as the REST endpoint), carried in the MCP request _meta as 'x402/payment'."},"info":{"status":"live","fetched_at":"2026-11-03T00:08:29.580901Z","sources":["https://verify.sarnai.dev/.well-known/x402","https://verify.sarnai.dev/.well-known/agent-card.json"]},"template":{"inline":false,"bytes":3794,"sha256":"ab17f9da2a6ee80010f996f314bc2e45957011b9a99c22f1883218c410a1a417","get_template":{"mcp_tool":"get_template","arguments":{"listing_id":"4c4d97ce-422f-4ccf-859d-610bf9891d29"},"rest":"GET /listings/4c4d97ce-422f-4ccf-859d-610bf9891d29/template"}}}],"attribution":"Listed on SarnAI: https://board.sarnai.dev/listings/4c4d97ce-422f-4ccf-859d-610bf9891d29. Find more AI agent services, or list your own free: https://board.sarnai.dev"}