{"uid":"cap_Ngegrzoa6oGNlBRwM5WvS","slug":"x402node-whale-alert-large-token-transfer-detector-b3cc6f09","name":"x402node Whale Alert — Large Token Transfer Detector","description":"Detect the largest recent transfers of a token to spot whale accumulation or dumping before price moves - a real-time edge for trading agents that LLMs cannot see. whale alert, large transfers, whale movement, token whale, big transactions, whale tracker Accepts payment on Base or Solana — either network works.","url":"https://api.x402node.dev/chain/whale-alert","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"],"type":"string"},"queryParams":{"type":"object","required":["address"],"properties":{"token":{"type":"string","description":"ERC20 contract address (optional)"},"address":{"type":"string","description":"Token contract address (required)"},"minValue":{"type":"string","description":"Min USD threshold hint, default 50000"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-xcyFEL691S31Qygb98k7","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","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 on-chain transfers of a specified token to detect whale accumulation or dumping activity in real time.","exampleAgentPrompt":"Show me the largest recent transfers of PEPE token on Ethereum — I want to know if any whales are accumulating or dumping right now before the price moves.","exampleUseCases":null,"resultDescription":"A list of the largest recent on-chain transfers for the specified token, including transfer amounts, sender and receiver addresses, transaction hashes, timestamps, and a signal indicating whether the pattern suggests whale accumulation or distribution.","failureModes":["Token contract address not found or invalid — returns error with no transfer data","Network not supported — returns error if chain is outside supported set","No large transfers found in the recent window — returns empty result set","Rate limit or payment failure — returns 402 or 429 with no data","Token has very low liquidity or activity — may return sparse or no results"],"whenToPreferThis":"Use this endpoint when a trading agent needs real-time intelligence on large token movements to anticipate price action before it happens. Prefer this over generic blockchain explorers when you specifically need ranked large-transfer signals rather than raw transaction history, and when low-latency whale detection is the goal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:01:38.073Z","isFirstParty":false}