Polymarket MCP Server

import { z } from "zod"; import { getOpenInterest } from "../services/data-api.js"; const schema = z.object({ market: z.string().describe("Market condition ID (0x...)"), }); export const getOpenInterestTool = { name: "get_open_interest", description: "Get open interest for a market. Source: market conditionId from list_markets. Example: market=0x...", parameters: schema, execute: async (args: z.infer<typeof schema>) => { try { const data = await getOpenInterest(args); return JSON.stringify(data, null, 2); } catch (error) { return JSON.stringify({ error: error instanceof Error ? error.message : String(error) }); } }, };