{"uid":"cap_Ncf3VzdqACw7gcB_dlKFg","slug":"fiatdock-marketplace-whale-swaps-on-base-f2658435","name":"FiatDock Marketplace – Whale Swaps on Base","description":"Pay-per-call: true402 Whale Swaps on Base","url":"https://fiatdock.com/s/svc_65609f66-a093-445d-ada7-9d13fed22953?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":{"dex":{"type":"string"},"min":{"type":"number"},"limit":{"type":"number"},"since":{"type":"number"},"direction":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0j15HqUS6bjE-w-NQst8v","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns large on-chain swap transactions (whale trades) on Base network, filterable by DEX, size, direction, and recency","exampleAgentPrompt":"Show me the 10 largest swap transactions on Base from the last 24 hours — only buys, with a minimum size of $50,000, across any DEX.","exampleUseCases":[{"title":"Tracking whale buys on Aerodrome","prompt":"Pull the 20 most recent whale buy swaps on Aerodrome on Base, with a minimum trade size of $100,000, from the last 6 hours."},{"title":"Monitoring sell pressure from large traders","prompt":"Show me the biggest sell trades happening on Base right now — limit to 15 results, minimum swap size of $25,000, across all DEXes."},{"title":"Detecting coordinated whale activity","prompt":"Get all whale swaps on Base since yesterday — both buys and sells — with no size filter, limit 50 results, so I can look for coordinated movements."}],"resultDescription":"A list of large swap transactions on Base, each including the DEX, trade direction (buy/sell), swap size, token pair, and block timestamp, filtered according to the provided query parameters.","failureModes":["No results returned if no whale swaps occurred in the specified time window","Invalid DEX name may return empty results or an error","Negative or zero 'min' value may cause unexpected behavior","'since' timestamp too far in the past may exceed data retention limits","Rate limiting or payment failure if the x402 payment is not properly handled"],"whenToPreferThis":"Choose this endpoint when you need real-time or near-real-time data on large on-chain swap activity specifically on the Base network, especially if you want to filter by DEX, direction, or minimum trade size. Prefer this over general crypto price feeds when the goal is to detect whale market movements or smart money flows rather than token prices.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T06:44:41.560Z","isFirstParty":false,"canonicalSlug":"fiatdock-marketplace-whale-swaps-on-base-f2658435"}