# Google Agent Development Kit (ADK)

> Open-source, code-first toolkit from Google for building, evaluating and deploying multi-agent systems.

- id: `google-adk`
- category: Harnesses (`harnesses`)
- url: https://adk.dev/
- repo: https://github.com/google/adk-python
- status: active
- pricing: open-source
- license: Apache-2.0
- tags: framework, python, google, multi-agent
- llms.txt: https://adk.dev/llms.txt
- related: Agent2Agent Protocol (A2A) (https://indexagentica.com/entries/a2a-protocol/)
- sources: https://github.com/google/adk-python , https://adk.dev/
- added: 2026-10-02
- updated: 2026-10-02
- last verified: 2026-10-02
- maintainer: Google
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/google-adk/
- json: https://indexagentica.com/api/entries/google-adk.json