Query live Polymarket prediction markets — question, outcomes, live prices, best
Query live Polymarket prediction markets — question, outcomes, live prices, bestBid/bestAsk/spread, volume24hr/volume1wk, oneDayPriceChange, clobTokenIds, conditionId, category tags, liquidity, end date. Ranked by volume24hr; filter by keyword.
Answeringour last check, 2026-10-19
1 of 1checks answered this week
43 msmedian answer time
$0.005listed price per call
$0.005price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://x402-data-api.sigrunner.workers.dev/pm/markets
| Category | Market data |
|---|---|
| Provider host | x402-data-api.sigrunner.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-19 | valid payment request | 402 | $0.005 | 43 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"limit": "20",
"query": "bitcoin"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"limit": {
"description": "Max markets to return (default 20, max 100)",
"type": "string"
},
"query": {
"description": "Optional keyword filter matched against the market question",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"active": {
"type": "boolean"
},
"bestAsk": {
"type": "number"
},
"bestBid": {
"type": "number"
},
"clobTokenIds": {
"items": {
"type": "string"
},
"type": "array"
},
"conditionId": {
"type": "string"
},
"endDate": {
"type": "string"
},
"liquidity": {
"type": "number"
},
"oneDayPriceChange": {
"type": "number"
},
"outcomePrices": {
"items": {
"type": "number"
},
"type": "array"
},
"outcomes": {
"items": {
"type": "string"
},
"type": "array"
},
"question": {
"type": "string"
},
"slug": {
"type": "string"
},
"spread": {
"type": "number"
},
"tags": {
"items": {
"type": "string"
},
"type": "array"
},
"volume": {
"type": "number"
},
"volume1wk": {
"type": "number"
},
"volume24hr": {
"type": "number"
}
},
"required": [
"question",
"slug",
"outcomes",
"outcomePrices",
"volume",
"volume24hr",
"volume1wk",
"liquidity",
"endDate",
"active",
"bestBid",
"bestAsk",
"spread",
"oneDayPriceChange",
"clobTokenIds",
"conditionId",
"tags"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}