{"uid":"cap_lUMwEKkSpDt5GMAdOxiR3","slug":"blockchain-wallet-activity-lookup-861ea3a1","name":"Blockchain Wallet Activity Lookup","description":"Machine-payable x402 utilities for hashing, Base64, UUID generation, unit and timezone conversion, realtime crypto market data, webpage/document extraction, URL-to-Markdown, metadata, RAG ingestion and deterministic website change detection.","url":"https://x402-gateway-production-1f21.up.railway.app/chain/wallet-activity?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","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["address"],"properties":{"cursor":{"type":"integer","minimum":0},"address":{"type":"string"},"network":{"enum":["base","ethereum"],"type":"string","default":"base"},"contract":{"type":"string","description":"ERC-20 contract; defaults to USDC on the selected network."},"lookback_blocks":{"type":"integer","default":1000,"maximum":5000,"minimum":1}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"status":"ready"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y-wJeIqbRiNlegIjBY4oG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves recent ERC-20 token transaction activity for a given wallet address on Base or Ethereum networks, defaulting to USDC transfers.","exampleAgentPrompt":"Can you pull the last 500 blocks of USDC activity on Base for wallet address 0xAbc123...? I want to see what transactions came in or out recently.","exampleUseCases":[{"title":"Audit incoming USDC payments for a wallet","prompt":"Show me all USDC transfers into wallet 0xDef456... on the Base network over the last 2000 blocks — I need to verify a payment came through."},{"title":"Monitor Ethereum ERC-20 activity for a contract","prompt":"Fetch the recent token activity for wallet 0x789Ghi... on Ethereum for the USDT contract 0xdAC17F..., going back 1000 blocks."},{"title":"Paginate through historical wallet transactions","prompt":"I already queried wallet 0xJkl012... on Base and got a cursor back — can you continue from cursor position 50 and get the next batch of USDC transactions?"}],"resultDescription":"Returns a JSON object with the wallet's recent ERC-20 token transfer events on the specified network (Base or Ethereum), including transaction details such as sender, recipient, amount, and block information for USDC or a specified contract, paginated via cursor.","failureModes":["Invalid wallet address format returns an error","Unsupported network value (not 'base' or 'ethereum') causes validation failure","lookback_blocks exceeding 5000 is rejected by schema validation","No transactions found returns an empty result set","RPC node unavailability may cause timeout or partial data","Missing required 'address' field returns a 400-level error"],"whenToPreferThis":"Use this endpoint when you need on-chain ERC-20 (especially USDC) transaction history for a specific wallet on Base or Ethereum, and want machine-payable per-call pricing without API key setup. Prefer it over block explorers when you need programmatic, agent-friendly access to wallet activity with cursor-based pagination and network selection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:37:53.700Z","isFirstParty":false,"canonicalSlug":"blockchain-wallet-activity-lookup-861ea3a1"}