A2UI

AI Agent Framework Open Source

A2UI is a protocol enabling AI agents to create interactive UIs across multiple platforms without risky code execution.

General Purpose

Industry

A2UI (Agent-driven UI) allows AI agents to generate rich, interactive user interfaces that render natively across web, mobile, and desktop. The protocol is at version 0.8 and is currently in public preview, focusing on safety and collaboration. It provides a secure way for AI agents to communicate UI elements while being framework-agnostic, LLM-friendly, and supporting progressive rendering.

A2UI Key Features

Declarative component descriptions
Framework-agnostic (works with Angular, Flutter, React, etc.)
LLM-friendly JSON structure
Progressive rendering of UIs
Secure by design (no executable code)

A2UI Use Cases

Building agent-driven applications
Generating interactive UIs for applications
Streaming UI updates in real-time

Similar AI Agents

Agent RAI

Agent RAI provides reasoning-driven AI automation for enterprises, enhancing decision-making and operational efficiency.

Airia

Airia provides an AI orchestration platform focused on security and agent building.

Anthropic

Claude Opus 4.5 is an AI model focused on coding, agents, and enterprise workflows.