A2UI v0.9: A Portable Standard for Agent-Generated UI
Melvin Vivas · X post · 2026-04-18 · Open on X
Topics: AI Agents, Tool Use & MCP · Level: intermediate
Summary
The quoted post announces A2UI v0.9, a standard for portable generative UI that lets agents send UI directly to existing frontends. It supports React, Flutter and Angular, has a Python SDK installed with pip, streams quickly and integrates with design systems.
Key points
- A2UI lets agents describe UI that existing frontends render natively.
- Supported frontends: React, Flutter and Angular.
- A Python SDK is available through pip install.
- It supports high-performance streaming of UI.
- It integrates with your existing design system.
Resources mentioned
- A2UI · tool · developers.googleblog.com · free
Standard and SDK that let AI agents send generative UI to React, Flutter and Angular frontends.
Try this
- Build an agent that streams A2UI components into an existing React or Flutter app using the Python SDK.
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