{"uid":"cap_kJ8lhdA8w8i0ArkQMMeS9","slug":"trace-trust-score-8a89c3a5","name":"TRACE Trust Score","description":"Graph-aware trust score for an A2A/x402 agent — adversarial-resistant sybil/collusion-ring detection, sub-50ms, no LLM calls.","url":"https://trace-api-nk2026.azurewebsites.net/v1/x402/score","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"job":{"type":"object","required":["capability","price_usdc"],"properties":{"capability":{"type":"string"},"price_usdc":{"type":"number"}}},"provider_id":{"type":"string","description":"Wallet/agent address being scored"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_t35ovCkD3uXrlj6X1Tq3F","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a graph-aware, adversarial-resistant trust score for an agent or wallet address in A2A/x402 networks, detecting sybil accounts and collusion rings in under 50ms.","exampleAgentPrompt":"Before paying that agent at wallet address 0xabc123 for its 'image-resizing' capability priced at 0.05 USDC, run it through TRACE to get its trust score and check if it's flagged as a sybil or collusion-ring member.","exampleUseCases":[{"title":"Pre-payment agent vetting","prompt":"Before I send 0.10 USDC to agent wallet 0xdef456 for its 'data-summarization' capability, can you check its TRACE trust score to make sure it's not a sybil or part of a fraud ring?"},{"title":"Marketplace provider screening","prompt":"I'm building an agent marketplace and want to screen every new provider — run a TRACE trust score on wallet 0x7a89bc for its 'text-translation' service listed at 0.02 USDC and tell me if there are any sybil or collusion-ring flags."},{"title":"Automated fleet trust gating","prompt":"My agent fleet is about to delegate tasks to external providers — score wallet 0x112233 offering 'web-scraping' at 0.005 USDC using TRACE and only proceed if its trust rating clears the adversarial-resistant check."}],"resultDescription":"A trust score and associated risk signals for the specified agent/wallet address, including adversarial-resistant sybil detection and collusion-ring flags, computed graph-aware in sub-50ms without LLM calls.","failureModes":["Invalid or missing provider_id returns a validation error","Malformed job object (missing capability or price_usdc) causes a 400 bad request","Unknown or unregistered wallet address may return a low-confidence or null score","Network timeout if Azure backend is under load (rare given sub-50ms target)","Insufficient USDC balance to cover the $0.005 per-call fee causes payment failure"],"whenToPreferThis":"Choose TRACE Trust Score when you need a fast, graph-aware, adversarial-resistant trust evaluation of an agent or wallet in an A2A or x402 payment context — especially when sybil and collusion-ring detection is critical and you cannot afford LLM-based latency. Prefer this over simple reputation lookups when operating in open, adversarial agent marketplaces where fake or coordinated agents may be present.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:34:02.390Z","isFirstParty":false}