{"uid":"cap_VS_dn4ZDFICo4K80dKqqH","slug":"limitguard-blockchain-wallet-verification-20cb0a56","name":"LimitGuard Blockchain Wallet Verification","description":"MCP tool: verify blockchain wallet address. Checks on-chain activity and risk flags.","url":"https://limitguard.ai/v1/mcp/verify-wallet?utm_source=zero.xyz","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":["wallet_address"],"properties":{"chain_id":{"type":"string","description":"CAIP-2 chain ID (default: eip155:8453)"},"wallet_address":{"type":"string","description":"Blockchain wallet address"}}},"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_flags":[],"wallet_valid":true,"activity_score":72}},"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_wyN3HaUCx3ec1MUo4uOdJ","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 a blockchain wallet address by checking on-chain activity and returning risk flags and an activity score","exampleAgentPrompt":"Before I send payment, check if this Ethereum wallet address 0x1234567890abcdef1234567890abcdef12345678 on Base (eip155:8453) is safe — I need the risk flags and activity score.","exampleUseCases":[{"title":"Vet supplier wallet before payment","prompt":"I'm about to send a large stablecoin transfer to a new supplier. Can you verify their wallet address 0x9876543210fedcba9876543210fedcba98765432 on Ethereum and let me know if there are any risk flags or if their activity score is decent?"},{"title":"Screen customer deposits for fraud","prompt":"A customer just submitted this wallet address 0xabcdef1234567890abcdef1234567890abcdef12 for receiving their payout. Run a quick check on the on-chain activity and risk flags — I need to know if it looks legitimate before processing the withdrawal."},{"title":"Validate counterparty in swap deal","prompt":"Before I execute this token swap with a counterparty, verify their wallet 0x5555555555555555555555555555555555555555 on Polygon. Give me the activity score and any red flags so I know if they're a trustworthy actor."}],"resultDescription":"Returns a JSON object with wallet_valid (boolean indicating if address is a valid wallet), activity_score (0-100 integer measuring on-chain activity level), and risk_flags (array of identified risk indicators such as sanctions associations, mixer usage, or unusual patterns)","failureModes":["Invalid wallet address format returns validation error","Unsupported chain_id returns error indicating chain not supported","Wallet with no on-chain history may return low activity_score with empty risk_flags","Payment failure (402) if USDC balance insufficient","Rate limiting if too many requests in short period","Network timeout if on-chain data provider is slow"],"whenToPreferThis":"Use this endpoint when you need a quick, automated risk check on a specific blockchain wallet address before executing a transaction or onboarding a counterparty. Prefer this over full entity compliance checks when you only have a wallet address (not a name/company), and need on-chain derived signals rather than off-chain KYC data. Ideal for agent-to-agent payment flows where wallet trust must be assessed programmatically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T06:41:06.105Z","isFirstParty":false,"canonicalSlug":"limitguard-blockchain-wallet-verification-20cb0a56"}