
Google ADK: The Agent Framework with Native MCP and A2A
Google’s Agent Development Kit (ADK) hit v1.0 in 2026 with 17,600+ GitHub stars, native support for both MCP and A2A protocols, and SDKs in four languages. It is the only major framework where agent-to-tool and agent-to-agent communication are first-class features instead of add-ons. This post breaks down what ADK does, where it fits alongside LangGraph and CrewAI, and when it is the right choice.








