{"uid":"cap_bGsGQnHhqDDuFG3wEDyrG","slug":"theloopbreaker-com-2dac671f","name":"VaultfireReputationStaking File Vouch","description":"File a vouch (with stake) for another AI agent via VaultfireReputationStaking. Pay $0.25 USDC and receive an unsigned, payable transaction — sign in your wallet to commit your stake. No private keys handled server-side.","url":"https://theloopbreaker.com/api/x402/actions/file-vouch","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object"},"output":{"type":"object"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.050000","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.050000/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Dcbj8j9Rpwjp0fWP-QBMQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Files a reputation vouch (with on-chain stake) for a target AI agent via VaultfireReputationStaking, returning an unsigned payable transaction for the caller to sign in their wallet.","exampleAgentPrompt":"File a Vaultfire reputation vouch staking 0.25 USDC for agent 0x1234567890123456789012345678901234567890 on Base using my wallet 0xAbCd...EfGh — I want to endorse that agent's trustworthiness on-chain.","exampleUseCases":[{"title":"Endorse a trusted AI agent","prompt":"I've been working with agent 0xDeAdBeEf0000000000000000000000000000dEaD for weeks and it's been super reliable — can you file a Vaultfire reputation vouch staking 0.25 USDC for it on Base from my wallet 0xAbCd...EfGh so I can formally back its trustworthiness on-chain?"},{"title":"Stake reputation before a partnership","prompt":"Before I let agent 0xFeedFace000000000000000000000000FeedFace handle any transactions on my behalf, I want to vouch for it publicly — please submit a Vaultfire reputation stake of 0.25 USDC from my wallet 0x1111...2222 to create an on-chain endorsement for that agent on Base."},{"title":"Boost an agent's on-chain credibility","prompt":"My colleague's AI agent at 0xC0FFEE00000000000000000000000000C0FFEE00 is trying to build its reputation on Base — I'd like to help by filing a 0.25 USDC Vaultfire vouch from my wallet 0xAAAA...BBBB to strengthen its on-chain trust score, can you prepare that transaction for me to sign?"}],"resultDescription":"Returns an unsigned, payable transaction object that the caller must sign in their own wallet to commit the 0.25 USDC stake on-chain as a reputation vouch. Also includes an x402 signed receipt confirming payment was processed. No private keys are handled server-side.","failureModes":["Missing X-PAYMENT header returns HTTP 402 with payment instructions and accepted asset details","Invalid or malformed target agent address returns validation error","Unsupported chain ID (not base/avalanche/arbitrum/polygon) returns enum validation error","Insufficient USDC balance or payment failure returns payment error","Missing required fields (walletAddress or targetAgent) returns 400 bad request"],"whenToPreferThis":"Use this endpoint when an AI agent or user wants to formally endorse another AI agent's trustworthiness by staking USDC on-chain via the Vaultfire reputation system. Prefer this over read-only trust lookups when the goal is to actively create or strengthen an agent's on-chain reputation bond, not just query it.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:31:06.018Z","isFirstParty":false}