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Lenny's Newsletter
Lenny's Newsletter
7/8/2026
What a harness is and how to build one with Claude Agent SDK

What a harness is and how to build one with Claude Agent SDK

Short summary

This Lenny's Newsletter episode demonstrates how to build a custom harness using the Claude Agent SDK to automate Sentry bug triage. The author shares a reusable prompt pattern and walks through the full implementation, making it a practical guide for engineering teams looking to deploy AI agents for issue management.

  • •Build a custom Claude Agent SDK harness for Sentry bug triage
  • •Reusable prompt pattern for automated issue management
  • •Practical walkthrough for engineering teams

Generated with AI, which can make mistakes.

#ai-tools#ai-agents#open-source
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