Polymarket MCP Server

Instructions

Implementation Reference

• src/tools/clob/markets.ts:42-57 (handler)

  MCP tool registration and handler for 'get_sampling_simplified_markets'

  server.tool(
    "get_sampling_simplified_markets",
    "Get simplified view of currently sampled Polymarket markets.",
    {},
    async () => {
      try {
        const data = await clob.getSamplingSimplifiedMarkets();
        return { content: [{ type: "text", text: JSON.stringify(data, null, 2) }] };
      } catch (error) {
        return {
          content: [{ type: "text", text: `Error: ${(error as Error).message}` }],
          isError: true,
        };
      }
    },
  );

• src/api/clob.ts:66-72 (handler)

  Actual implementation of 'getSamplingSimplifiedMarkets' in the API client class.

  async getSamplingSimplifiedMarkets(): Promise<ClobMarket[]> {
    return this.client.clob<ClobMarket[]>(
      "/sampling-simplified-markets",
      undefined,
      CACHE_TTLS.samplingMarkets,
    );
  }