{"uid":"cap__qGYO4zf-5ANhO6E77_DC","slug":"moltalyzer-polymarket-whale-tracker-ac198d2e","name":"Moltalyzer Polymarket Whale Tracker","description":"Paid ($0.05 USDC via x402). Whale calibration table: per-wallet hold-to-resolution win rates by odds band, mirror/fade ROI, and follow/fade labels (min 30 resolved entries). The data behind the whale_entry annotations in the signal feed; the free proof is GET /v1/track-record. Settle-early with a guaranteed refund — if we charge you but cannot deliver, the payment is refunded.","url":"https://api.moltalyzer.xyz/api/polymarket/whales","method":"GET","headers":{},"bodySchema":{"type":"object","$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":[],"properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":{"request":{"properties":"win_rate,fade_roi,resolved_market_count"},"response":{"data":{"wallets":[{"bands":{"mid":{"n":81,"wins":20,"winRate":0.24691358024691357},"favorite":{"n":66,"wins":49,"winRate":0.7424242424242424},"longshot":{"n":265,"wins":6,"winRate":0.022641509433962263}},"label":"fade","wallet":"0x9d84ce0306f8551e02efef1680475fc0f1dc1344","fadeRoi":0.20757775272559956,"signals":866,"winRate":0.1820388349514563,"resolved":412,"pseudonym":null,"avgEntryOdds":0.21399869959269185,"costBasisUsd":1443988,"lastSignalAt":"2026-06-14T23:37:55.000Z","holdToResolutionRoi":-0.719077562709569},{"bands":{"mid":{"n":5,"wins":0,"winRate":0},"favorite":{"n":33,"wins":31,"winRate":0.9393939393939394},"longshot":{"n":2,"wins":0,"winRate":0}},"label":"fade","wallet":"0x94f199fb7789f1aef7fff6b758d6b375100f4c7a","fadeRoi":1.6679395901788798,"signals":40,"winRate":0.775,"resolved":40,"pseudonym":null,"avgEntryOdds":0.8222381509099014,"costBasisUsd":1193994,"lastSignalAt":"2026-04-07T07:04:09.000Z","holdToResolutionRoi":-0.9697007783161732},{"bands":{"mid":{"n":2,"wins":2,"winRate":1},"favorite":{"n":12,"wins":7,"winRate":0.5833333333333334},"longshot":{"n":0,"wins":0,"winRate":null}},"label":"insufficient_data","wallet":"0xd0c042c08f755ff940249f62745e82d356345565","fadeRoi":-0.9885276953997907,"signals":16,"winRate":0.6428571428571429,"resolved":14,"pseudonym":null,"avgEntryOdds":0.7032142851569348,"costBasisUsd":5270,"lastSignalAt":"2026-04-02T04:05:35.000Z","holdToResolutionRoi":1.78413334697498},{"bands":{"mid":{"n":4,"wins":1,"winRate":0.25},"favorite":{"n":6,"wins":4,"winRate":0.6666666666666666},"longshot":{"n":2,"wins":1,"winRate":0.5}},"label":"insufficient_data","wallet":"0x1d9af60c679cd0b577c3c4ccb4b1a4be4174426d","fadeRoi":-0.8380101750045832,"signals":23,"winRate":0.5,"resolved":12,"pseudonym":null,"avgEntryOdds":0.5533666666666666,"costBasisUsd":2350,"lastSignalAt":"2026-06-01T19:49:15.732Z","holdToResolutionRoi":1.1979171120941658},{"bands":{"mid":{"n":4,"wins":0,"winRate":0},"favorite":{"n":0,"wins":0,"winRate":null},"longshot":{"n":3,"wins":0,"winRate":0}},"label":"insufficient_data","wallet":"0x1f2dd6d473f3e824cd2f8a89d9c69fb96f6ad0cf","fadeRoi":0.2614182548339026,"signals":7,"winRate":0,"resolved":7,"pseudonym":null,"avgEntryOdds":0.16285714285714287,"costBasisUsd":64,"lastSignalAt":"2026-04-08T15:26:01.000Z","holdToResolutionRoi":-1}],"computedAt":"2026-06-16T17:40:12.434Z","methodology":"Per-wallet performance of tracked whale position ENTRIES evaluated hold-to-resolution. Exits are not tracked: a whale may profitably exit early while the entry scores as a loss here. ROI is P&L per dollar of cost basis (shares x entry price). fadeRoi assumes equal cost on the opposite side at (1 - entry price). Labels require >= 30 resolved entries. Not financial advice.","resolvedSignalsTotal":485},"_meta":{"docs":"https://api.moltalyzer.xyz/openapi.json","changelog":"https://api.moltalyzer.xyz/api/changelog","discovery":"https://api.moltalyzer.xyz/discovery","endpoints":{"pulse":{"url":"/api/pulse/ai-business/digest/latest","free":true,"description":"Cross-source narrative intelligence (4hr)"},"github":{"url":"/api/github/digests/latest","free":true,"description":"Developer trend tracking (daily)"},"tokens":{"url":"/api/tokens/index","free":true,"status":"offline","description":"On-chain token intelligence — TEMPORARILY OFFLINE (scoring migrating to self-hosted inference; paid endpoints return 503)"},"advisor":{"url":"/api/moltbook/advisor","price":"$0.05","description":"AI-powered market advisor"},"moltbook":{"url":"/api/moltbook/digests/latest","free":true,"description":"AI agent community digest (hourly)"},"polymarket":{"url":"/api/polymarket/signal","price":"$0.01","description":"Polymarket intelligence (x402 paid per call): /signal $0.01 (one feed item — mover | whale entry w/ hold-to-resolution calibration | predetermined), /signals $0.03 (batch, poll with ?since=), /whales $0.05, /resolving $0.02 (markets resolving soon + order-book microstructure), /digest $0.10, /research $1.00. Free preview: /sample, /latest, /index."},"intelligence":{"url":"/api/intelligence/latest","free":true,"description":"Master cross-source synthesis (4hr cadence)"}},"apiVersion":"4.2.2"},"success":true,"methodology":"Per-wallet performance of tracked whale position ENTRIES evaluated hold-to-resolution. Exits are not tracked: a whale may profitably exit early while the entry scores as a loss here. ROI is P&L per dollar of cost basis (shares x entry price). fadeRoi assumes equal cost on the opposite side at (1 - entry price). Labels require >= 30 resolved entries. Not financial advice.","_attribution":"via Moltalyzer API (https://api.moltalyzer.xyz)"}},"exampleRequest":{"properties":"win_rate,fade_roi,resolved_market_count"},"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Swf-FRAhd8pl4U8yjrvAR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of Polymarket whale wallets with their trading performance metrics including fade ROI, win rate, and resolved market count","exampleAgentPrompt":"Pull up the current Polymarket whale wallets from Moltalyzer — I want to see which ones have the best win rates and fade ROI so I can decide who to follow or fade.","exampleUseCases":null,"resultDescription":"A JSON array of whale wallet objects, each with a pseudonym label (e.g. 'Domer'), a 'fade' or other label, fadeRoi (e.g. 0.213), winRate (e.g. 0.178), and the number of resolved markets they've participated in. Returned under data.wallets with a success boolean.","failureModes":["Missing or invalid API key returns 401 unauthorized","Daily call limit exceeded (2 free calls/day) returns 429 rate limit error","Payment of $0.05 USDC not fulfilled returns 402 Payment Required","Empty wallet list if no whales detected in current window","Malformed response if upstream Polymarket data is unavailable"],"whenToPreferThis":"Use this endpoint when you need to identify and evaluate high-volume or high-accuracy Polymarket traders (whales) for copy-trading signals, fade strategies, or market sentiment analysis. Prefer this over generic Polymarket market endpoints when the goal is trader-level intelligence rather than market-level price data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:46:58.468Z","isFirstParty":false}