Payman AI MCP Server

Implementation Reference

• payman-server.ts:23-33 (handler)

  Handler function for set-api-key tool that stores the provided API key in the global paymanApiKey variable and returns a success message.

  async ({ apiKey }) => {
    paymanApiKey = apiKey;
    return {
      content: [
        {
          type: "text",
          text: "Payman API key has been set successfully.",
        },
      ],
    };
  }

• payman-server.ts:20-22 (schema)

  Input schema for set-api-key tool using Zod, defining apiKey as string.

  {
    apiKey: z.string().describe("The Payman API key to use for authentication"),
  },

• payman-server.ts:18-34 (registration)

  Registration of the set-api-key tool on the MCP server.

  server.tool(
    "set-api-key",
    {
      apiKey: z.string().describe("The Payman API key to use for authentication"),
    },
    async ({ apiKey }) => {
      paymanApiKey = apiKey;
      return {
        content: [
          {
            type: "text",
            text: "Payman API key has been set successfully.",
          },
        ],
      };
    }
  );

• payman-server.ts:15-15 (helper)

  Global variable to store the Payman API key, used by set-api-key and other tools.

  let paymanApiKey = "";