Advanced

Advanced: Mastery

Build and publish your own Claude Code extensions.

Curriculum

Teaching Pattern

1. CONCEPT   → Architecture and design
2. DEEP DIVE → Implementation details
3. BUILD     → Create a real one
4. PUBLISH   → Share with others

Topic Details

1. Custom Agents (Subagents)

Key points:

• Agents = autonomous workers Claude can spawn
• Run in background, return results
• Have own tool permissions
• Great for code review, testing, research

Exercise: Build a code-reviewer agent

Reference: custom-agents.md

2. MCP Servers

Key points:

• Build your own integrations
• Python: FastMCP library
• TypeScript: @modelcontextprotocol/sdk
• Expose tools, resources, prompts

Exercise: Build MCP server for your API/service

Reference: mcp-servers.md

3. Publishing

Key points:

• Package your plugin properly
• Write compelling descriptions
• Set pricing strategy
• Marketing basics

Capstone: Publish your first plugin

Reference: publishing.md

Capstone Project

Create and publish a complete plugin:

1. Choose a niche — What problem do you solve?
2. Build 2-3 skills — Core functionality
3. Add an agent — Automation capability
4. Create commands — User-friendly entry points
5. Write help skill — Documentation
6. Publish — Submit to marketplace

Completion Criteria

User has completed Advanced when they can:

• Build a working agent with tool permissions
• Create an MCP server (even simple)
• Explain plugin marketplace workflow
• Have published (or ready to publish) a plugin

What's Next?

After Advanced:

"You've mastered Claude Code!

Next steps:
- Build plugins for specific niches
- Contribute to open source MCP servers
- Help others learn (become a mentor)
- Build a business around plugins

The community needs your expertise.
What will you create?"