What's new with Agents: ADK, Agent Engine, and A2A Enhancements- Google Developers Blog

What this post added

This post announces the stable v1.0.0 release of the Python Agent Development Kit (ADK), marking it as production-ready. It also introduces the initial release of the Java ADK (v0.1.0), extending ADK capabilities to the Java ecosystem. A new Agent Engine UI is available in the Google Cloud console for managing deployed agents, sessions, traces, and monitoring. The Agent2Agent (A2A) protocol has been updated to v0.2, adding support for stateless interactions and standardized authentication. An official A2A Python SDK is now available. The post also highlights growing industry adoption and integrations with partners.