Claude Agent SDK

Verified

Anthropic's framework for agentic coding, computer use, and long-horizon tasks.

4.9· RatingCoding· Usage-based

Overview

The Claude Agent SDK powers the agent loop behind Claude Code: planning, tool use, sub-agents, and context management over Anthropic's models. It excels at coding, deep research, and workflows that require careful reasoning over long contexts.

Best for

Engineering teams building coding agents, research assistants, and safety-critical workflows.

Highlights

Best-in-class agentic coding performance
Strong safety and refusal behavior
Extended thinking for long-horizon tasks

Supported Models

Claude OpusClaude SonnetClaude Haiku

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