Google Developers Blog

Google Developers Blog is Google's developer-facing publication represented in this wiki by the A2UI v0.9 announcement about portable, framework-agnostic generative UI.

Key facts

• Type: Developer publication
• Source role: Publisher of "A2UI v0.9: The New Standard for Portable, Framework-Agnostic Generative UI" ^[src-038]
• Author/team: Google A2UI Team ^[src-038]
• Publication date: 2026-04-17 ^[src-038]
• Concepts introduced here: A2UI, Generative UI, Component Catalog Driven UI, Agent-to-Agent Protocol ^[src-038]
• Agent architecture coverage: In ^[src-101], the blog shows how Google Agent Development Kit can support Long-Running Agents with durable state machines, persistent sessions, event-driven dormancy, and multi-agent delegation.

What it adds

The post extends the wiki's agent coverage from tools and orchestration into user interfaces. It presents A2UI as a standard that lets local or remote agents declare UI intent while client applications render the result with their existing component catalogs across web, mobile, and other surfaces ^[src-038].

Related concepts

• A2UI
• Generative UI
• Component Catalog Driven UI
• Agent-to-Agent Protocol
• Model Context Protocol (MCP)
• Google Agent Development Kit
• Long-Running Agents
• Harness Engineering

Source references

• ^[src-038] Google A2UI Team — "A2UI v0.9: The New Standard for Portable, Framework-Agnostic Generative UI" (2026-04-17)
• ^[src-101] Shubham Saboo and Eric Dong – "Build Long-running AI agents that pause, resume, and never lose context with ADK" (2026-05-12)