init

.gitignore

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+node_modules

client.js

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+import { Client } from "@modelcontextprotocol/sdk/client/index.js";
+import { StdioClientTransport } from "@modelcontextprotocol/sdk/client/stdio.js";
+
+const transport = new StdioClientTransport({
+  command: "node",
+  args: ["./server.js"],
+  cwd: process.cwd(),
+});
+
+const client = new Client(
+  {
+    name: "example-client",
+    version: "1.0.0",
+  },
+  {
+    capabilities: {
+      prompts: {},
+      resources: {},
+      tools: {},
+    },
+  }
+);
+
+try {
+  await client.connect(transport);
+  console.log("Connected successfully");
+
+  // const prompts = await client.listPrompts();
+  // console.log(prompts);
+
+  // const prompt = await client.getPrompt("example-prompt", {
+  //   arg1: "value",
+  // });
+  // console.log(prompt);
+
+  // Call a tool
+  // const result = await client.callTool({
+  //   name: "echo",
+  //   arguments: {
+  //     message: "value",
+  //   },
+  // });
+  // console.log(result);
+
+  // const resources = await client.listResources();
+  // console.log(resources);
+
+  // Read a resource
+  const resource = await client.readResource("echo://example.txt");
+  console.log(resource);
+} catch (error) {
+  console.error("Failed to connect:", error);
+}
+
+// // List prompts
+// const prompts = await client.listPrompts();
+// console.log(prompts);
+
+// Get a prompt
+// const prompt = await client.getPrompt("example-prompt", {
+//   arg1: "value"
+// });
+// console.log(11);
+// console.log(prompt);
+
+// List resources
+// const resources = await client.listResources();
+// console.log(resources);
+
+// Read a resource
+// const resource = await client.readResource("file:///example.txt");

package.json

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+{
+  "name": "mcp",
+  "version": "1.0.0",
+  "type": "module",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "mcp-inspector node server.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "packageManager": "pnpm@10.4.1",
+  "dependencies": {
+    "@modelcontextprotocol/inspector": "^0.6.0",
+    "@modelcontextprotocol/sdk": "^1.7.0",
+    "zod": "^3.24.2"
+  }
+}

readme.md

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+- https://mcpcn.com/docs/examples/
+- https://zhuanlan.zhihu.com/p/30869685315
+- https://www.npmjs.com/package/@modelcontextprotocol/inspector

server copy.js

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+import { Server } from "@modelcontextprotocol/sdk/server/index.js";
+import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
+import {
+  ListPromptsRequestSchema,
+  GetPromptRequestSchema,
+} from "@modelcontextprotocol/sdk/types.js";
+
+const server = new Server(
+  {
+    name: "example-server",
+    version: "1.0.0",
+  },
+  {
+    capabilities: {
+      prompts: {},
+    },
+  }
+);
+
+server.setRequestHandler(ListPromptsRequestSchema, async () => {
+  return {
+    prompts: [
+      {
+        name: "example-prompt",
+        description: "An example prompt template",
+        arguments: [
+          {
+            name: "arg1",
+            description: "Example argument",
+            required: true,
+          },
+        ],
+      },
+    ],
+  };
+});
+
+server.setRequestHandler(GetPromptRequestSchema, async (request) => {
+  if (request.params.name !== "example-prompt") {
+    throw new Error("Unknown prompt");
+  }
+  return {
+    description: "Example prompt",
+    messages: [
+      {
+        role: "user",
+        content: {
+          type: "text",
+          text: "Example prompt text",
+        },
+      },
+    ],
+  };
+});
+
+const transport = new StdioServerTransport();
+await server.connect(transport);

server.js

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+import {
+  McpServer,
+  ResourceTemplate,
+} from "@modelcontextprotocol/sdk/server/mcp.js";
+import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
+import { z } from "zod";
+
+const server = new McpServer({
+  name: "Echo",
+  version: "1.0.0",
+});
+
+server.resource(
+  "echo",
+  new ResourceTemplate("echo://{message}", { list: undefined }),
+  async (uri, { message }) => ({
+    contents: [
+      {
+        uri: uri.href,
+        text: `Resource echo: ${message}`,
+      },
+    ],
+  })
+);
+
+server.tool("echo", { message: z.string() }, async ({ message }) => ({
+  content: [{ type: "text", text: `Tool echo: ${message}` }],
+}));
+
+server.prompt("echo", { message: z.string() }, ({ message }) => ({
+  messages: [
+    {
+      role: "user",
+      content: {
+        type: "text",
+        text: `Please process this message: ${message}`,
+      },
+    },
+  ],
+}));
+
+const transport = new StdioServerTransport();
+await server.connect(transport);