Claude Agent SDK
SDK that exposes Claude Code's agent loop and tools for building your own agents.
- Maker
- Anthropic
- Kind
- framework
- Interface
- SDK
- Open source
- Open source · Licence: MIT · GitHub
- GitHub stars
- 8,293 (GitHub API, 2026-10-17)
- Models
- Anthropic Claude models
- Pricing
- —
- MCP support
- Yes
- Subagents
- Yes
- Headless / scripted mode
- —
- Sandboxing
- —
- Note
- Stars are for the Python SDK only. Usage is billed at Claude API rates (not listed here).
- Official site
- https://github.com/anthropics/claude-agent-sdk-python
- Sources
- api.github.com/repos/anthropics/claude-agent-sdk-python · code.claude.com/docs/en/agent-sdk/mcp · code.claude.com/docs/en/agent-sdk/subagents (docs checked 2026-10-17)
- Other frameworks
- OpenAI Agents SDK, smolagents, Mastra, LangGraph
Every value comes from the official site or docs, or from the GitHub API, on the date shown. A blank (—) means the value isn't stated or wasn't verified. It never means 'no'. Pricing is copied from official pages and changes often. No affiliate links.