Google ADK (Python)

Google's Agent Development Kit: a code-first Python toolkit for building, evaluating, and deploying agents with hierarchical multi-agent composition, tool ecosystems, and built-in evaluation.

View source on GitHub

Key takeaways

• 01

  Code-first agent definition with built-in eval hooks

• 02

  Hierarchical composition: agents as tools of other agents

Flows built on this research

Harness Engineering

Evals for Your Harness

Build the eval suite that tells you whether harness changes help: task sets, graded rubrics, and regression discipline.

4 steps · 90-150 minutes