{"uid":"cap_IlTp9OKvnRPeDvGj6Al0C","slug":"limitguard-agent-identity-reputation-check-23fb269d","name":"LimitGuard Agent Identity & Reputation Check","description":"MCP tool: verify AI agent identity and reputation score before inter-agent transactions.","url":"https://limitguard.ai/v1/mcp/check-agent","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["agent_id","agent_name"],"properties":{"agent_id":{"type":"string","description":"Unique agent identifier"},"agent_name":{"type":"string","description":"Human-readable agent name"}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}},"sandbox":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"curl":{"type":"string"},"note":{"type":"string"}}},"recovery":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"curl":{"type":"string"}}},"documentation_url":{"type":"string"}}},"responseSchema":{"example":{"risk_level":"low","agent_verified":true,"reputation_score":95}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hgLN768yMoSRsScPS6Rqt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies an AI agent's identity and returns a reputation score and risk level before inter-agent transactions","exampleAgentPrompt":"Before I let agent 'DataFetcherBot' (agent ID: agnt_0x9f23ab) run tasks on my behalf, can you verify its identity and reputation score through LimitGuard to make sure it's not a high-risk agent?","exampleUseCases":null,"resultDescription":"Returns a boolean agent_verified field, a numeric reputation_score (0–100, higher is better), and a risk_level string (e.g. 'low', 'medium', 'high') indicating how trustworthy and safe the queried AI agent is.","failureModes":["Unknown agent_id returns unverified status with no reputation data","Missing required agent_id or agent_name fields returns a 400 validation error","Payment failure (insufficient USDC balance) returns a 402 Payment Required response","Rate limiting or service unavailability returns 429 or 503 errors","Agent found but insufficient data for scoring may return a partial or low-confidence score"],"whenToPreferThis":"Use this endpoint when you need to verify the identity and trustworthiness of a specific AI agent before allowing it to participate in inter-agent transactions or delegated tasks. Prefer this over the entity check endpoints when the subject is specifically an AI agent (not a human or company), and over the wallet-check endpoint when you need identity verification beyond just on-chain activity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:36:12.432Z","isFirstParty":false}