{"uid":"cap_8LTieXbQvp8MoPq_FxfeW","slug":"proxy-suverse-io-70bc57f5","name":"Base Chain ERC20 Token Holder Distribution & Concentration Analyzer","description":"Top ERC20 token holders on Base mainnet with concentration metrics. Returns holder addresses, balance, % of supply, holder count, top10 concentration, whale flags >1%. AI agent token risk scan, whale tracking, distribution analysis, pump-and-dump detection, Base L2 token holders API.","url":"https://proxy.suverse.io/v1/data/base-token-holders","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"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":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_wYiorMuUjrPqqaweCRu1Y","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns top token holders, balances, supply percentages, concentration metrics, and whale flags for any ERC20 contract on Base chain","exampleAgentPrompt":"Can you pull the top holder distribution for this Base chain token at contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — I want to see the concentration ratio, whale flags, and unique holder count to assess pump-and-dump risk.","exampleUseCases":null,"resultDescription":"Returns a list of top token holder addresses with their balances and percentage of total supply, along with aggregate metrics including unique holder count, top-10 concentration ratio, and boolean whale flags for any wallet holding more than 1% of supply.","failureModes":["Invalid or non-ERC20 contract address returns an error","Contract not deployed on Base chain returns not found error","Rate limiting or payment failure via x402 protocol returns 402 status","Token with no on-chain holder data returns empty results","Network congestion may cause timeout on large holder datasets"],"whenToPreferThis":"Use this endpoint when you need on-chain holder distribution data specifically for ERC20 tokens on the Base chain, especially for risk assessment workflows involving supply concentration, whale detection, or pump-and-dump screening. Prefer this over generic blockchain explorers when you need structured concentration metrics and whale flags in a single API response.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:59:30.470Z","isFirstParty":false}