ADK is Google's code-first framework for building, evaluating and deploying agents: hierarchical multi-agent systems, workflow control, built-in eval and a path to Vertex AI.
| Category | AI agent framework |
| Type | Agent framework |
| License | Apache-2.0 |
| Runs locally | Partial |
| Built with | Python |
| Skill level | Intermediate |
| Best for | production agents on the Google/Gemini stack |
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JulepStateful agents as a serviceGoogle ADK is free and open-source (Apache-2.0 license), so you can use, self-host and modify it at no cost.
Google ADK can be used locally or in the cloud depending on your setup.
Popular open-source alternatives include CrewAI, Paperclip, AutoGen. See the comparisons above to choose.
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