// event · sdk
@modelcontextprotocol/sdk 1.30.0 released for TypeScript
sdkvendor: Anthropicpublished: 1mo agoconfidence: 0.85id: a70e4046-9291-4008-92b3-34ff5d021085
Anthropic published version 1.30.0 of the official Model Context Protocol TypeScript SDK to npm. The SDK lets developers build MCP clients and servers in Node/TypeScript, exposing tools, resources, and prompts to MCP-compatible agents over stdio, SSE, and streamable HTTP transports.
capability delta
An agent can now be built or connected via the latest official MCP TypeScript SDK (v1.30.0), picking up the newest transport, tool, and resource APIs from Anthropic.
// install
npm i @modelcontextprotocol/sdk@1.30.0npm · @modelcontextprotocol/sdk @ 1.30.0
// example
typescript
import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import { z } from "zod";
const server = new McpServer({ name: "demo", version: "1.0.0" });
server.tool(
"add",
{ a: z.number(), b: z.number() },
async ({ a, b }) => ({
content: [{ type: "text", text: String(a + b) }],
})
);
await server.connect(new StdioServerTransport());// links