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Polymarket Search via Coin Railz x402
x402
Polymarket Search via Coin Railz x402 is a paid API for AI agents from coinrailz.com, paid per call via x402, $0.25/call, status unknown (last checked 2026-09-15).
Search Polymarket prediction markets by keyword across top 5000 markets by volume, or exhaustively across 15,000+ markets
Price / call$0.25
Success—
StatusUnknown
How this service works
Search Polymarket prediction markets by keyword. Standard mode searches top 5000 markets by volume. Use exhaustive:true for full catalog search (~15,000+ markets).
Output
A JSON response containing matching Polymarket prediction markets found for the given keyword, including market metadata. In exhaustive mode, scans the full catalog of 15,000+ markets; standard mode covers top 5000 by volume.
Example use cases
Example prompt
“Search Polymarket for all prediction markets related to 'Trump' — use the full catalog exhaustive search so I don't miss anything.”
Technical details
Endpoint
POSThttps://coinrailz.com/x402/polymarket-searchWhen to prefer
Use this endpoint when you need to discover or browse prediction markets on Polymarket by topic keyword, especially when you don't know the specific market ID. Prefer exhaustive mode when completeness matters more than speed. Use standard mode for faster lookup of high-volume markets.
Side effects
- No markets found for the given keyword returns empty results
- Invalid or missing keyword parameter causes error
- Exhaustive mode may have higher latency or timeout for very broad queries
- Payment failure via x402 results in 402 response and no data returned
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Query parameter for the service |
Output
Schema · Response
{
"type": "application/json",
"format": "json",
"example": {
"result": "Service executed successfully",
"service": "polymarket-search",
"success": true,
"timestamp": "2026-02-07T01:50:47.810Z"
}
}Tags
x402
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