← Agent Frameworks
B
Google Agent Development Kit (ADK)
Google's open-source framework for building multi-agent systems.
Docs now redirect to adk.dev.
Pricing
Free, open source; you pay for model/API usage.
Free tier
Yes, open source
Why B tier
Solid, especially on Vertex AI/Gemini; smaller community than LangGraph.
Community rating
Separate from our editorial tier. Email-confirmed, one per person.
Not enough ratings yet
Last verified: 2026-10-15 against the official pricing page. Prices change, so confirm before buying.Official site →
