Sonnet 5's Agentic Defaults
How Sonnet 5's tool eagerness, self-verification loops, and literal instruction following change the way you write prompts and harnesses.
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Exploit Sonnet 5's near-Opus coding quality and more agentic defaults — tool use, self-verification loops, and literal instruction following.
Follow the lessons sequentially for best understanding
How Sonnet 5's tool eagerness, self-verification loops, and literal instruction following change the way you write prompts and harnesses.
Start lessonTool definitions that trigger correctly, parallel tool calls, and a production-grade agentic loop.
Start lessonAssemble a complete Sonnet 5 coding agent — system prompt, tools, effort strategy, and verification — and tune it like a production system.
Start lessonWhat you'll master in this module
Gain practical experience you can apply immediately
Develop deeper domain expertise
Learn to communicate your knowledge effectively
Create your own notes and documentation
Learn systematic approaches to complex problems
Optimize for performance and efficiency
How to get the most out of this module
Don't move on until you fully understand the previous lesson
Spend daily time on the practical lesson exercises
Write down key insights and your own thoughts
If something is unclear, ask the community for help
Validate learning with exercises and quizzes
Teach concepts to others to reinforce retention