{"uid":"cap_7Mwc5Hwfv1ZC7jy1-6fPC","slug":"voltplayground-sybil-score-api-bfbf580f","name":"VoltPlayground Sybil Score API","description":"Deploy smart contracts across multiple EVM networks with VoltPlayground's fast, retro-inspired terminal and launch dashboard.","url":"https://voltplayground.xyz/api/v1/sybil-score","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","pattern":"^0x[a-fA-F0-9]{40}$","description":"EVM wallet address."},"network":{"enum":["BASE"],"type":"string","default":"BASE"}},"additionalProperties":false},"discoverable":{"type":"boolean"}},"additionalProperties":false},"output":{"type":"object","required":["type","example"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["address","totalScore"],"properties":{"_tx":{"type":"string"},"label":{"type":"string"},"address":{"type":"string"},"_network":{"type":"string"},"totalScore":{"type":"number","maximum":100,"minimum":0},"calculatedAt":{"type":"string"}},"additionalProperties":true}},"additionalProperties":false}},"additionalProperties":false},"responseSchema":{"type":"json","example":{"label":"TRUSTED","address":"0x136d289c9c586d7c7fd3a39635a4877796845312","_network":"eip155:8453","totalScore":69}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/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_2D8EWWyuWkYD5V74vSVWs","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 a sybil risk score (0–100) and trust label for an EVM wallet address on the Base network","exampleAgentPrompt":"Can you check the sybil score for the wallet 0x136d289c9c586d7c7fd3a39635a4877796845312 on Base and tell me if it's trusted?","exampleUseCases":[{"title":"Airdrop sybil screening","prompt":"Before we distribute tokens, check if 0xAbc1234567890abcdef1234567890abcdef1234 is flagged as a sybil address on Base — I need to know if it's trusted or not."},{"title":"DAO voting fraud prevention","prompt":"We're running a governance vote and I want to verify that 0xDeadBeef1234567890abcdef1234567890abcdef isn't a bot or sybil wallet — can you pull its trust score on Base?"},{"title":"DeFi protocol risk assessment","prompt":"Before onboarding this user, what's the sybil risk score for their Base wallet 0x9999888877776666555544443333222211110000? Flag it if the score is low."}],"resultDescription":"A JSON object containing the wallet address, a numeric totalScore between 0 and 100 (higher = more trusted), a human-readable label (e.g. 'TRUSTED'), the network identifier (e.g. 'eip155:8453' for Base), and a calculatedAt timestamp. May also include internal metadata fields like _tx and _network.","failureModes":["Invalid or malformed wallet address (not matching 0x + 40 hex chars) returns an error","Unsupported network (only BASE is currently supported) may return an error or default to BASE","Wallet with no on-chain history may return a low score or incomplete data","Payment failure (x402 protocol) prevents the call from completing","Rate limiting or quota exhaustion returns a 429 error"],"whenToPreferThis":"Choose this endpoint when you need a fast, on-chain sybil risk score for an EVM wallet on the Base network — especially useful for airdrop screening, DAO voting integrity, DeFi onboarding, or any context where distinguishing real users from bot/sybil wallets matters. Prefer this over generic wallet analytics APIs when you specifically need a normalized 0–100 trust score with a label, and when your target chain is Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:37:59.001Z","isFirstParty":false}