{"uid":"cap_TiSGwC_aCFiRHMPFp7H80","slug":"trustagent-funding-provenance-chain-840979eb","name":"TrustAgent Funding Provenance Chain","description":"Where did this address get its money? Walks the funding chain upward and returns the account that ultimately paid for the wallet, plus a cluster id. Two addresses funded from the same account are not independent parties, however new and unremarkable each looks alone — the strongest cheap signal there is that an identity was manufactured. Works on any address, not only registered agents. Free alternative: GET /v1/provenance. Or 3 free calls of this endpoint per wallet per 24h: https://trust-agent.io/v1/trial.","url":"https://trust-agent.io/v1/provenance/chain","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"],"type":"string"},"queryParams":{"type":"object","required":["address"],"properties":{"chain":{"type":"string","description":"OPTIONAL. Only \"base\" is served. Defaults to base."},"address":{"type":"string","description":"REQUIRED. EVM address whose funding to trace."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"chain":{"description":"the funding chain walked upward, nearest first"},"funder":{"description":"the address that first sent this one native tokens; null when unresolvable"},"origin":{"description":"furthest resolved ancestor — where the money came from"},"cluster":{"description":"fund:<funder>; addresses sharing it were paid for from the same account"},"resolved":{"description":"false means no funder exists for this address"},"measurable":{"description":"false means the provider could not be examined at all (outage, rate limit) — nothing in the response is a statement about the address"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.010002","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":"$0.010002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.010002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.010002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nEFcmYLREHtlMxAV6lN02","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.010002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Traces the funding chain of an EVM address upward to its ultimate funding source and returns a cluster ID to detect manufactured identities","exampleAgentPrompt":"Trace the funding chain for the Base address 0x4a8b...3f2d — walk it all the way back to its original funder and give me the cluster ID so I can check if it shares a funding source with any other addresses I'm looking at.","exampleUseCases":[{"title":"Sybil detection in DAO voting","prompt":"Before counting these votes, trace the funding origin of each voter address — specifically 0xA1b2...C3d4 and 0xF9e8...D7c6 — and tell me if they share a cluster ID, because I need to know if they were funded from the same account."},{"title":"Vetting a new agent counterparty","prompt":"I'm about to send payment to this agent at 0x7f3a...9b1e on Base — can you trace its funding chain back to the original source so I know it's not a freshly manufactured wallet tied to a known bad actor?"},{"title":"Marketplace identity fraud check","prompt":"We have two seller accounts that just registered, 0xC4d5...E6f7 and 0x1A2b...3C4d — walk their funding chains and see if they share a common funder, because if so they're the same person gaming our platform."}],"resultDescription":"Returns the full funding chain walked upward from the queried address (nearest funder first), the immediate funder address, the furthest resolved ancestor (origin), a cluster ID of the form 'fund:<funder_address>' for grouping addresses with shared funders, and the chain name. A 'resolved: false' flag indicates the provider could not answer — not that the address is independent.","failureModes":["Address not resolvable — returns resolved:false, meaning chain could not be walked (not that the address is independent)","Invalid or malformed EVM address returns an error","Only Base chain is supported; other chains return an error or unsupported response","Address with no on-chain funding history may return null funder","Network or provider timeout resulting in an unresolved trace","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Choose this endpoint when you need to determine the ultimate funding origin of a single EVM address on Base, especially to detect manufactured or Sybil identities by comparing cluster IDs across addresses. Prefer it over generic blockchain explorers when you need a structured, machine-readable provenance chain and cluster ID rather than raw transaction history. It is especially valuable as a cheap pre-screening signal before approving payments, onboarding counterparties, or validating DAO participants.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:35:38.736Z","isFirstParty":false}