{"uid":"cap_YUALxpjriOWYuz5N4rPGj","slug":"x402-nsgoods-org-solana-settlement-verifier-504c7501","name":"x402.nsgoods.org Solana Settlement Verifier","description":"Signed Solana settlement verification (did tx credit amount of mint to payee). Free preview: GET /settle/preview","url":"https://x402.nsgoods.org/settle","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["tx","payee","amount"],"properties":{"tx":{"type":"string","description":"Solana transaction signature (base58)."},"mint":{"type":"string","description":"SPL mint (default USDC EPjFWdd5...)."},"payee":{"type":"string","description":"Solana address expected to be credited."},"payer":{"type":"string","description":"Optional: address expected to be a signer."},"amount":{"type":"string","description":"Expected atomic units of the mint credited to payee."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["schema_version","verdict","chain","signer","signature"],"properties":{"slot":{"type":["integer","null"]},"chain":{"type":"string"},"signer":{"type":"string"},"verdict":{"enum":["VERIFIED","REFUTED","UNCONFIRMED","NOT_FOUND","not_evaluated"],"type":"string"},"signature":{"type":"string"},"commitment":{"type":["string","null"]},"schema_version":{"type":"string"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_NhZydmvqmn0Q-G4pmk7CE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies whether a Solana transaction credited a specified amount of a given SPL token mint to a designated payee address","exampleAgentPrompt":"Can you verify that Solana transaction 5J3mBbAH5XeHX... actually credited 1000000 atomic units of USDC to the payee address 7Xk3mN...? I need a VERIFIED or REFUTED verdict before I release the order.","exampleUseCases":[{"title":"Release digital goods after payment","prompt":"Before I send the download link, can you confirm that Solana transaction 4xK9pLmQr... actually sent 5000000 atomic USDC units to my wallet address 9Abc1... and return the verdict?"},{"title":"Validate x402 payment in agent workflow","prompt":"My x402 payment flow just completed — can you verify that transaction signature 3TqWmNpR... credited 250000 atomic units of the USDC mint EPjFWdd5... to payee BzXc2... so I know the settlement is VERIFIED before continuing?"},{"title":"Audit historical Solana payment","prompt":"I need to audit whether transaction A8kLpY7... on Solana actually transferred the correct 1000000 USDC atomic units to address DqZ3m... — can you check and tell me the verdict and the slot it was confirmed in?"}],"resultDescription":"Returns a signed settlement verification object containing a verdict enum (VERIFIED, REFUTED, UNCONFIRMED, NOT_FOUND, or not_evaluated), the chain identifier, the signer address, the original transaction signature, and optionally the slot number and commitment level at which the transaction was observed.","failureModes":["Transaction not found on-chain returns NOT_FOUND verdict","Transaction found but amount or payee does not match returns REFUTED verdict","Transaction not yet confirmed returns UNCONFIRMED verdict","Invalid or malformed base58 transaction signature causes request error","Incorrect payee or amount format leads to REFUTED rather than an error","Network or RPC unavailability may cause timeout or error response"],"whenToPreferThis":"Use this endpoint when you need a signed, structured attestation that a specific Solana SPL token transfer (typically USDC) credited a precise atomic amount to a known payee address — especially in automated x402 payment workflows where a machine-readable VERIFIED/REFUTED verdict is required before releasing goods, services, or access. Prefer this over raw Solana RPC calls when you need a normalized, schema-versioned response with explicit verdict semantics rather than raw transaction data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:37:07.956Z","isFirstParty":false}