Claude Agent SDK
Runtime & OrchestrationOpen source · MIT (SDK); Claude Code CLI under Anthropic commercial terms★ 8,215（2026-10-04）Self-hosted
Anthropic's SDK for building agents on the Claude Code harness.
The Claude Agent SDK was renamed from the Claude Code SDK on 29 September 2025 and ships for Python and TypeScript under MIT for the SDK code itself; the underlying Claude Code CLI remains governed by Anthropic's commercial terms.
Key facts
| Category | Runtime & Orchestration |
|---|---|
| License | MIT (SDK); Claude Code CLI under Anthropic commercial terms |
| Language | Python, TypeScript |
| Self-hosted | Yes |
| GitHub stars | 8,215 (2026-10-04) |
| Last push | 2026-10-03 |
| Last verified | 2026-10-04 |
| Repository | https://github.com/anthropics/claude-agent-sdk-python |
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