Google ADK
Google's Agent Development Kit for building and deploying agents.
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Use cases
About Google ADK
Google ADK is listed in our frameworks category and is aimed at builders. Google's Agent Development Kit for building and deploying agents. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-17.
What is Google ADK?
Google's Agent Development Kit (ADK) is an open-source, code-first Python framework for building, evaluating and deploying AI agents. It applies software-development principles to agent creation, from simple tasks to complex systems.
ADK is optimized for Gemini but is model-agnostic, deployment-agnostic and compatible with other frameworks. It includes a graph-based workflow runtime for complex agent workflows.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: adk.dev.
Who is Google ADK for?
Python developers building agents, particularly on Google Cloud or with Gemini, who want a structured, code-first framework.
Google ADK at a glance
- Open source: Yes (Apache License 2.0)
- GitHub: google/adk-python · 21,936 stars (as of Oct 21, 2026)
Key features
- Code-first Python framework
- Build, evaluate and deploy agents
- Graph-based workflow runtime
- Optimized for Gemini, model-agnostic
Google ADK FAQ
What is Google ADK?
Google's Agent Development Kit (ADK) is an open-source, code-first Python framework for building, evaluating and deploying AI agents. It applies software-development principles to agent creation, from simple tasks to complex systems.
Who is Google ADK for?
Python developers building agents, particularly on Google Cloud or with Gemini, who want a structured, code-first framework.
Is Google ADK free?
Google ADK's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Google ADK open source?
Yes. Google ADK is released under the Apache License 2.0, according to its GitHub repository.
What are alternatives to Google ADK?
Similar tools include VoltAgent, Upsonic, Open Agents, ZenML, Cloudflare Agents and Vercel AI SDK.
Google ADK ratings and reviews
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