{"uid":"cap_qENWIOM3oGkGbkUQTek2I","slug":"x402-crypto-wallet-validator-9872518f","name":"x402 Crypto Wallet Validator","description":"Paid cryptocurrency API endpoints via x402 micropayments","url":"https://x402-crypto.vercel.app/api/wallet-validator/%7Bpath%7D","method":"POST","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"chain":{"type":"string","description":"Blockchain name (e.g. ethereum, bitcoin, solana)"},"query":{"type":"string","description":"Wallet address to validate"}}},"responseSchema":{"type":"object","properties":{"data":{"type":"object","description":"Response payload from the upstream API (structure varies by endpoint)"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.143043","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.143043/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.143043","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.143043","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_k1l5WFq83Ru6z10Hb7bgd","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.143043","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a cryptocurrency wallet address for a given blockchain, returning validity status via x402 micropayment-gated API","exampleAgentPrompt":"Can you check whether this wallet address is valid on Ethereum: 0x742d35Cc6634C0532925a3b844Bc454e4438f44e?","exampleUseCases":[{"title":"Pre-transfer wallet address check","prompt":"Before I send any funds, can you validate that 0xAbC123...def456 is a real, properly formatted Ethereum wallet address?"},{"title":"Solana address format verification","prompt":"I got this Solana address from a vendor: 7EcDhSYGxXyscszYEp35KHN8vvw3svAuLKTzXwCFLtV — can you verify it's a valid Solana wallet address?"},{"title":"Multi-chain address audit","prompt":"I have a Bitcoin address 1A1zP1eP5QGefi2DMPTfTL5SLmv7Divf — can you confirm it's a valid Bitcoin address so I know it's safe to proceed?"}],"resultDescription":"Returns a JSON object with a data payload indicating whether the provided wallet address is valid for the specified blockchain, including validation status and potentially address format details. The exact structure varies by chain.","failureModes":["Invalid or malformed wallet address returns a negative validation result","Unsupported blockchain name may return an error or unexpected result","Missing required 'query' field causes a 400-level error","Payment failure via x402 protocol results in 402 Payment Required response","Network timeout or upstream API unavailability returns a 5xx error"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a cryptocurrency wallet address is valid for a specific blockchain before executing a transfer, storing user-provided addresses, or auditing address lists. It is particularly useful for agents handling payments or onboarding flows where address correctness is critical. The x402 micropayment model makes it cost-effective for per-call validation without subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:50:33.803Z","isFirstParty":false}