Build with Claude

NEW! Claude 4

Learn how to harness the intelligence and capability of our latest models, Claude Sonnet 4 and Claude Opus 4

APIs & SDKs

Learn about Anthropic's APIs, SDKs, and other development tools

Agents

Build autonomous agents and agentic systems that understand, plan, and execute complex tasks

Model Context Protocol

Build advanced applications with the Model Context Protocol

Claude Code

Speed up your development with Claude Code

Tool use

Extend Claude's capabilities by connecting to external tools and APIs

Extended thinking

Improve Claude's ability to solve complex tasks by allowing it to reason

Retrieval augmented generation (RAG)

Build effective RAG systems to enhance Claude's responses with external data

Prompt engineering

Create effective prompts that maximize Claude's performance

Evaluations

Test and improve Claude's performance with structured evaluations

Prompt caching

Optimize performance and reduce costs by reusing Claude's responses

Vision

Harness Claude's ability to understand and analyze visual information

Computer use

Learn how to use Claude models to interact with a computer desktop environment

Hackathon hacker guide

Resources to help you get started with Claude, whether you're hacking with us at an event or on your own