Claude Code as a library. File editing, bash and search, ready to run. Built by Anthropic.
Others in vendor sdk
Common questions
Is Claude Agent SDK free to use?
Claude Agent SDK is open source and free to run yourself. You still pay whichever model provider you point it at, and this tutorial is free with no signup.
Do I need to know Python to use Claude Agent SDK?
Basic Python is enough. Functions, dictionaries and imports cover most of what Claude Agent SDK asks of you.
When should I not use Claude Agent SDK?
When something else in vendor sdk fits the job better. The others in that group are listed below.
Lessons for Claude Agent SDK are being written. Meanwhile the Claude Code tutorial covers the same ground: state, tools, loops, memory and human approval. Most of it carries straight over.
Start the Claude Code tutorial →