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Arkham x402 Polymarket Top Holders
x402
Arkham x402 Polymarket Top Holders is a paid API for AI agents from api.arkm.com, paid per call via x402, $0.6/call, status unknown (last checked 2026-09-14).
Returns the top holders for a given Polymarket prediction market condition, with wallet intelligence from Arkham.
Price / call$0.6
Success—
StatusUnknown
How this service works
Get Arkham Polymarket top holders. $0.60 per call.
Output
A JSON object containing a list of top holder wallet addresses and their positions for the specified Polymarket conditionId, along with the conditionId itself for reference.
Example use cases
Whale tracking on prediction market
“Show me the top wallets holding positions on Polymarket condition 0x9be56371f6a29d12769b2f196847ee825b9585ebb8bfa042136be031b081eba1 — I want to know if any big players are heavily exposed.”
Smart money signal for trading
“Before I take a position, can you pull the top holders for Polymarket condition 0xabc123... so I can see if any known smart money wallets are already in this market?”
Research report on market concentration
“I'm writing a report on prediction market concentration — can you fetch the top holders list for Polymarket condition 0xdef456... so I can see how distributed the positions are?”
Technical details
Endpoint
POSThttps://api.arkm.com/x402/polymarket/top-holdersWhen to prefer
Use this endpoint when you need on-chain wallet-level intelligence for a specific Polymarket prediction market, especially when you want to identify whale positions or smart money exposure. Prefer this over generic blockchain explorers when you need ranked, structured holder data enriched with Arkham's wallet identity layer.
Side effects
- Invalid or unknown conditionId returns empty holders array
- Malformed conditionId format causes request error
- Insufficient USDC balance for x402 pay-per-request fails the call
- Rate limiting or quota exceeded returns an error
- Market condition not indexed by Arkham returns no data
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| limit | — | Max entries to return (1-100). Default: 20. |
| outcome | — | Optional. 0 for Yes token, 1 for No token. Omit for all tokens. |
| conditionId | — | Required. Polymarket condition ID for the market. |
Output
Schema · Response
{
"type": "json",
"example": {
"holders": [],
"conditionId": "0x9be56371f6a29d12769b2f196847ee825b9585ebb8bfa042136be031b081eba1"
}
}Tags
x402
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