MCP Demo Project

Instructions

Implementation Reference

• src/server.ts:90-92 (handler)

  Core handler function executing the reverse_word tool logic: splits the word into characters, reverses the array, and joins back into a string.

  private reverseWord(word: string): string {
    return word.split("").reverse().join("");
  }

• src/server.ts:12-14 (schema)

  Zod schema for validating input to the reverse_word tool, requiring a 'word' string.

  const ReverseWordSchema = z.object({
    word: z.string().describe("The word to reverse"),
  });

• src/server.ts:39-52 (registration)

  Registration of the reverse_word tool in the ListToolsRequestHandler, including name, description, and input schema.

  {
    name: "reverse_word",
    description: "Reverses the characters in a given word",
    inputSchema: {
      type: "object",
      properties: {
        word: {
          type: "string",
          description: "The word to reverse",
        },
      },
      required: ["word"],
    },
  } as Tool,

• src/sse-server.ts:93-95 (handler)

  Core handler function executing the reverse_word tool logic: splits the word into characters, reverses the array, and joins back into a string (SSE variant).

  private reverseWord(word: string): string {
    return word.split("").reverse().join("");
  }

• src/sse-server.ts:13-15 (schema)

  Zod schema for validating input to the reverse_word tool, requiring a 'word' string (SSE variant).

  const ReverseWordSchema = z.object({
    word: z.string().describe("The word to reverse"),
  });