{"uid":"cap_3QNxQdYRpTVdjm0HYa-oW","slug":"ledgerpost-usdc-transfer-history-cf690378","name":"Ledgerpost — USDC Transfer History","description":"Recent USDC transfers in and out of any address on Base, read live from the chain (Transfer event logs over roughly the last ~600 blocks, about 20 minutes; the window narrows automatically if the public node rejects a wider range). Pass ?address=0x... . Returns up to 50 entries with block, tx hash, from, to, amount. No third-party API, no cache.","url":"https://oraclepost.higgsfield.app/api/transfers","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"const":"http"},"method":{"const":"GET"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","description":"EVM address on Base, 0x-prefixed"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9iLr5ltCLmGoYb4Aivebx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the most recent USDC Transfer events (in and out) for any Base address, read live from on-chain event logs over the last ~600 blocks (~20 minutes).","exampleAgentPrompt":"Pull the recent USDC transfer history for 0xAbC123...def456 on Base — I want to see all inbound and outbound transfers from roughly the last 20 minutes.","exampleUseCases":[{"title":"Verify incoming payment on Base","prompt":"Check if wallet 0xRecipient123... received any USDC in the last 20 minutes on Base — I'm waiting on a payment and want to confirm it landed."},{"title":"Audit recent outgoing USDC transfers","prompt":"Show me all the USDC that went out of 0xSender456... on Base over the last 600 blocks so I can reconcile what was sent."},{"title":"Monitor wallet for suspicious activity","prompt":"Has 0xWallet789... had any unusual USDC transfers in the last 20 minutes on Base? I want to see who sent to or from it recently."}],"resultDescription":"Returns up to 50 USDC Transfer log entries from the last ~600 Base blocks (~20 minutes), each containing: block number, transaction hash, sender address (from), recipient address (to), and USDC amount transferred. Results are read directly from on-chain event logs with no caching or third-party API intermediary.","failureModes":["Missing or malformed address parameter returns an error — address must be 0x-prefixed and 42 characters","Public node rejects wide block range — the window narrows automatically but may return fewer than expected results","Address with no USDC activity in the window returns an empty array","Non-Base addresses or invalid EVM addresses will fail validation","Node rate limits or downtime may cause intermittent failures"],"whenToPreferThis":"Choose this endpoint when you need live, uncached on-chain USDC transfer history for a specific Base address with no dependency on third-party data providers or indexers. It is ideal for payment verification, recent activity auditing, and monitoring use cases where freshness (last ~20 minutes) matters more than deep historical data. Prefer alternatives if you need historical data beyond 600 blocks or transfers of tokens other than USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T12:50:03.418Z","isFirstParty":false}