TypeScript SDK Reference

A comprehensive reference for building applications with the Anthropic Agent SDK (TypeScript), enabling programmatic interactions with Claude Code and custom tool integrations.

Installation

npm install @anthropic-ai/claude-agent-sdk

Quick Start

Core Functions

Function	Purpose	Key Use Case
`query()`	Primary interface for Claude Code interactions	Send prompts, stream responses, manage multi-turn conversations
`tool()`	Define MCP tools with type-safe schemas	Create custom tools for agents using Zod validation
`createSdkMcpServer()`	Create in-process MCP servers	Host tools natively in your application

Installs

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Source

smithery.ai/ski…eference

First Seen

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