{"uid":"cap_PIoPzQtdJTMYw16Msyybr","slug":"arkham-x402-polymarket-wallet-tags-3ddb75b6","name":"Arkham x402 – Polymarket Wallet Tags","description":"Get Arkham Polymarket wallet tags. $0.40 per call.","url":"https://api.arkm.com/x402/polymarket/wallet/tags","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"addr":{"anyOf":[{"type":"string"},{"type":"number"},{"type":"boolean"},{"type":"array","items":{"anyOf":[{"type":"string"},{"type":"number"},{"type":"boolean"}]}}],"description":"Required. Polymarket trade address (0x + 40 hex chars)."},"limit":{"anyOf":[{"type":"string"},{"type":"number"},{"type":"boolean"},{"type":"array","items":{"anyOf":[{"type":"string"},{"type":"number"},{"type":"boolean"}]}}],"description":"Max tags to return, ranked by gross volume. Default 10, max 50."}}},"responseSchema":{"type":"json","example":{"tags":[{"tag":"sports","label":"Sports","events":395308,"volume":"89223593.175383"},{"tag":"games","label":"Games","events":186969,"volume":"84209306.842161"},{"tag":"nba","label":"Nba","events":121481,"volume":"53470343.90196"}],"userAddress":"0xBDDF61Af533fF524D27154e589d2D7A81510C684"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.4","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":"$0.4/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.4","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.4","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__mkxYG_JW3iZeWo4NUQmp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.4","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Polymarket prediction-market category tags and trading volume statistics associated with a given wallet address.","exampleAgentPrompt":"Can you pull up the Polymarket category tags and trading volumes for wallet 0xBDDF61Af533fF524D27154e589d2D7A81510C684 — I want to see which prediction market topics they trade most?","exampleUseCases":[{"title":"Profile a whale's Polymarket interests","prompt":"Look up the Polymarket tags for wallet 0xBDDF61Af533fF524D27154e589d2D7A81510C684 — I want to know which categories like sports, politics, or crypto they trade in and how much volume they've done in each."},{"title":"Competitive research on a prediction market trader","prompt":"I'm tracking a rival Polymarket trader at 0x1234abcd5678ef901234abcd5678ef901234abcd — can you fetch their category tags so I can see what topics they focus on and how active they are?"},{"title":"Due diligence on a wallet before copying trades","prompt":"Before I follow this wallet's Polymarket positions, can you check what prediction market categories they actually trade and how much volume they've placed in each tag?"}],"resultDescription":"A JSON object containing the wallet address queried and an array of tag objects, each with a machine-readable tag key (e.g. 'sports'), a human-readable label, the number of prediction market events participated in, and cumulative trading volume in USD.","failureModes":["Invalid or malformed wallet address returns an error or empty tag list","Wallet has no Polymarket activity — returns empty tags array","Payment failure via x402 protocol blocks the request","Rate limiting if payment is not correctly attached","Wallet address not found on Polymarket returns no results"],"whenToPreferThis":"Use this endpoint when you need to categorize or profile a specific wallet's Polymarket trading behavior by topic — particularly to understand which prediction market verticals (sports, politics, crypto, etc.) the wallet is active in and at what volume. Prefer this over generic blockchain explorers when you want Arkham's curated intelligence layer applied to Polymarket-specific activity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:01:20.243Z","isFirstParty":false}