Track 6: AI Agents, Agent Harness Engineering
How Coding-Agent Harnesses Are Built (Claude Code, Codex)
Compare coding-agent harness designs from their public docs.
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Course
Udemy: coming soon
Tools
- Claude Code (paid)
- OpenAI Codex (paid)
- Gemini CLI (open-source, freemium)
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In this module
- The Eight Parts of an Agent Harness
- How Coding-Agent Harnesses Are Built (Claude Code, Codex)
- Skills and Plugins: Package Know-How for Agents
- Hooks: Run Your Own Code Before and After Every Tool Call
- Human Approvals: Permission Modes and Allow/Deny Rules
- Context Engineering for Long Tasks: Compaction and Notes
- Sandboxing Agents: Containers, Files, Network, Secrets
- Project: Build a Mini Coding-Agent Harness
- Evaluate a Harness: Same Model, Different Harness
- Cost and Latency Budgets for Agents
The course this lesson belongs to