Agent SDK Development

Quality score: 70/100 · Category: Dev Tools · Sub-category: tools-misc

lang:pythonlang:typescriptai:claudeai:agenttype:integration

Central authority for Claude Agent SDK (TypeScript and Python SDKs). Covers SDK installation, authentication (Anthropic key, Bedrock, Vertex), sessions and resumption, forking sessions, streaming vs single mode, custom tools, permissions (allowedTools, disallowedTools, permissionMode), MCP integration, system prompts (CLAUDE.md, appendSystemPrompt, outputStyle), cost tracking, todo tracking, structured outputs, hosting patterns, plugins, and SDK branding guidelines. Assists with building custom agents, configuring SDK options, and troubleshooting SDK issues. Delegates 100% to docs-management skill for official documentation.

What this skill does

Agent SDK Development is a production-ready Claude Code skill (quality score 70/100) in the tools-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/agent-sdk-development/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Agent SDK Development skill is built for developers, power users, and teams automating repetitive workflows and improving developer experience. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/agent-sdk-development
curl -L https://claudskills.com/skills/agent-sdk-development/SKILL.md \
  -o ~/.claude/skills/agent-sdk-development/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/agent-sdk-development/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/agent-sdk-development/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\agent-sdk-development\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt