`list_markets`

Pack: predictit · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/list_markets for the schema, then POST the same URL with its arguments for the data.

List active PredictIt prediction markets (real-money, US-politics-focused: elections, control of Congress, nominations, primaries; ~250 markets total). Contract prices are implied probabilities (0–100%). Keyless. Returns compact markets with up to 8 contracts each.

Parameters

Name	Type	Required	Description
`limit`	number	no	Max markets to return (default 25, max 60).
`open_only`	boolean	no	Keep only markets that have at least one Open contract (default true).

Example call

Arguments

{
  "limit": 25,
  "open_only": true
}

curl

curl -X POST https://gateway.pipeworx.io/predictit/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"list_markets","arguments":{"limit":25,"open_only":true}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('list_markets', {
  "limit": 25,
  "open_only": true
});

More examples

{
  "limit": 50
}

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

{
  "mcpServers": {
    "pipeworx": {
      "url": "https://pipeworx.io/mcp"
    }
  }
}

Connect to just the predictit pack

{
  "mcpServers": {
    "predictit": {
      "url": "https://gateway.pipeworx.io/predictit/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

list_markets