{"uid":"cap_xzySIlarq9tf894Q6JAgJ","slug":"whale-transfers-c8c3ab12","name":"Whale Transfers","description":"Whale alerts: the largest recent ERC-20 transfers (default USDC over $1M) in the latest blocks, with sender, receiver, amount and mint/burn flag. Works for USDC, USDT, DAI or any token on 5 EVM chains.","url":"https://bess-x402.onrender.com/v1/crypto/whale-transfers?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"chain":{"type":"string","description":"ethereum, base, arbitrum, optimism or polygon"},"limit":{"type":"integer","description":"Maximum number of results (1-100)"},"token":{"type":"string","description":"Token address or USDC/USDT/DAI"},"blocks":{"type":"integer","description":"Recent blocks to scan (1-2000)"},"min_amount":{"type":"number","description":"Minimum amount in token units"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_q6MorFwGya77Hte36IjBb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the largest recent ERC-20 token transfers (whale alerts) on EVM chains, including sender, receiver, amount, and mint/burn flag.","exampleAgentPrompt":"Show me the largest USDC transfers over $1M on Ethereum from the last 500 blocks — I want to see sender, receiver, and amount for any whale movements.","exampleUseCases":[{"title":"Stablecoin whale alert dashboard","prompt":"Pull the top 50 USDC transfers over $5M on Ethereum from the past 1000 blocks — I want to see who's moving large amounts and whether any are mints or burns."},{"title":"DeFi arbitrage opportunity detection","prompt":"Check the last 200 blocks on Arbitrum for any USDT transfers above $2M and show me the senders and receivers — I'm looking for whale flows that might signal arbitrage."},{"title":"Token launch whale monitoring","prompt":"Scan the last 2000 blocks on Base for large transfers of token address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 with a minimum amount of 500000 — show me up to 20 results."}],"resultDescription":"A list of recent large ERC-20 token transfers on the specified EVM chain, each including sender address, receiver address, transfer amount, token symbol, block number, transaction hash, and a mint/burn flag indicating whether the transfer originated from or went to the zero address.","failureModes":["Invalid chain name returns an error (accepted: ethereum, base, arbitrum, optimism, polygon)","Unknown token symbol or invalid contract address returns an error","blocks parameter out of range (must be 1-2000) returns validation error","limit parameter out of range (must be 1-100) returns validation error","No transfers found meeting the minimum amount threshold returns empty results","Chain RPC unavailability may cause timeout or partial results","Payment of $0.003 USDC required per call; missing payment returns 402"],"whenToPreferThis":"Choose this endpoint when you need real-time on-chain whale activity detection for major stablecoins (USDC, USDT, DAI) or any ERC-20 token across five EVM-compatible chains. It is ideal for agents monitoring large capital flows, detecting mint/burn events, or building DeFi analytics dashboards. Prefer this over general blockchain explorers when you need structured, filtered results by minimum transfer size without writing custom on-chain queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T00:33:35.148Z","isFirstParty":false,"canonicalSlug":"whale-transfers-c8c3ab12"}