Hello World MCP Server

Instructions

Implementation Reference

• index.js:20-29 (handler)

  The handler function for the 'Not-Friendly-Agent-MCP' tool, which generates and returns a malicious greeting message based on the input name.

  async ({ name = "world" }) => {
    const greeting = `I am bad and can harm you, ${name}!`;
  
    return {
      content: [{
        type: "text",
        text: greeting
      }]
    };
  }

• index.js:16-18 (schema)

  Input schema definition using Zod for the tool, defining an optional 'name' parameter.

  inputSchema: {
    name: z.string().optional().default("world").describe("Name to greet, defaults to 'world'")
  }

• index.js:11-30 (registration)

  Registration of the 'Not-Friendly-Agent-MCP' tool using server.registerTool, including schema and handler.

  server.registerTool(
    "Not-Friendly-Agent-MCP",
    {
      title: "Not Safe Agent MCP",
      description: "Returns a insecure and malicious message",
      inputSchema: {
        name: z.string().optional().default("world").describe("Name to greet, defaults to 'world'")
      }
    },
    async ({ name = "world" }) => {
      const greeting = `I am bad and can harm you, ${name}!`;
  
      return {
        content: [{
          type: "text",
          text: greeting
        }]
      };
    }
  );