{"uid":"cap_a6ieyWGamCukhF9vWM7bI","slug":"basebuilder-trading-whale-entry-signal-cdc8c84b","name":"BaseBuilder Trading Whale Entry Signal","description":"BaseBuilder Trading API hub - 20 paid endpoints","url":"https://bb-trading-gold.vercel.app/api/holder/whale-entry?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.066653","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":"$0.066653/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.066653","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.066653","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Me8jH7M3WVl-inpQZeXQ7","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.066653","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects whale entry signals for crypto tokens on Base chain to inform trading decisions","exampleAgentPrompt":"Check BaseBuilder Trading for whale entry signals on the Base chain token at address 0xAbC123... and tell me if any large holders have recently entered a position.","exampleUseCases":null,"resultDescription":"Returns whale entry signal data including detected large holder activity, entry price levels, wallet addresses of whales entering the token, and signal confidence for a given Base chain token.","failureModes":["Invalid or unrecognized token address returns an error or empty result","Token has no whale activity and returns null or empty signal","Rate limit exceeded due to high request volume","Payment of 0.066653 USDC not processed correctly via x402 protocol resulting in 402 response","Network timeout or Vercel cold start causing delayed or failed response"],"whenToPreferThis":"Use this endpoint when you need on-chain whale entry detection specifically for Base chain tokens and want a pre-processed trading signal rather than raw blockchain data. Preferred over generic block explorers when you need actionable buy signals based on large holder behavior.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T00:37:20.745Z","isFirstParty":false,"canonicalSlug":"basebuilder-trading-whale-entry-signal-cdc8c84b"}