PredictIt

live Utility

PredictIt MCP.

3 tools
0ms auth
free tier 50 calls/day

Tools

list_markets

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

No parameters required.

▶ Try it
get_market

Get one PredictIt market by id with ALL of its contracts. Contract prices are implied probabilities (0–100%). Keyless. Example id: 7589 (2026 Republican House seats). Use list_markets or search_market

No parameters required.

▶ Try it
search_markets

Search PredictIt markets by name (client-side over all ~250 markets; PredictIt has no search endpoint). US-politics-focused. Contract prices are implied probabilities (0–100%). Keyless.

No parameters required.

▶ Try it

Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash 
curl -X POST https://gateway.pipeworx.io/predictit/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash 
curl -X POST https://gateway.pipeworx.io/predictit/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"list_markets","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript 
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("list_markets", {});
ask_pipeworx 
// Or ask in plain English:
const answer = await px.ask("predictit mcp");