---
description: Learn how A2UI can help your business. GetApp provides users in South Africa with the most detailed information on software tools, prices and features.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/getapp/og_logo-94fd2a03a6c7a0e54fc0c9e21a1c0ce9.png
title: A2UI Reviews, Prices & Ratings | GetApp South Africa 2026
---

Breadcrumb: [Home](/) > [AI App Builder](/directory/5058/ai-app-builder/software) > [A2UI](/software/2257386/a2ui)

# A2UI

Canonical: https://www.getapp.za.com/software/2257386/a2ui

> Open-source declarative JSON streaming protocol for AI agents to generate rich, interactive UIs across web, mobile, and desktop.
> 
> Verdict: Rated \*\*\*\* by 0 users. Top-rated for **Overall Quality**.

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## Overview

### Key benefits of A2UI

\* Eliminates security risks of HTML/JavaScript iframe approaches by having agents send declarative component descriptions that clients render using their own native widgets, keeping executable code out of agent responses.
\* Supports progressive rendering, delivering UI incrementally as the agent streams output, reducing perceived latency in agent-driven interfaces.
\* Transport-agnostic design operates over SSE, WebSockets, A2A, and AG-UI, allowing integration into existing infrastructure without requiring a proprietary hosting layer.
\* Client application retains full control over styling and theming, maintaining brand consistency across all agent-generated interfaces.
\* Extensible component catalog system, defined via JSON Schema, supports custom catalogs tied to an application's own design system, enabling organization-specific UI components alongside standard ones.
\* Catalog negotiation between agent and client ensures only mutually supported components are used, reducing rendering errors across heterogeneous deployments.
\* Multi-surface support with per-surface catalog assignment allows a single agent implementation to target web, mobile, and desktop renderers simultaneously.
\* Bidirectional event handling captures user interactions and routes them back to the agent, supporting dynamic, stateful workflows such as form submission and approval actions.
\* LLM-friendly declarative structure, including a Markdown-formatted catalog instructions field, guides generative models in producing valid UI layouts without custom prompt engineering.
\* Visual Composer editor enables teams to generate and inspect A2UI JSON without local installation, accelerating prototyping and onboarding.
\* Python agent SDK with ADK extension provides a ready-to-use integration path for teams building agents on Google's Agent Development Kit.
\* Interoperable with major agent frameworks including ADK, LangGraph, CrewAI, Mastra, Strands, and CopilotKit, reducing integration effort for teams already using these ecosystems.
\* Open-source under Apache 2.0 with contributions from Google, CopilotKit, and the broader community, providing a transparent, auditable protocol with active development backing.
\* Versioned protocol specifications (v0.9.1 current, v1.0 candidate) give teams a stable target for implementation while signaling a clear roadmap toward a stable release.

## About the vendor

- **Company**: A2UI

## Commercial Context

- **Target Audience**: Self Employed, 2–10, 11–50, 51–200, 201–500, 501–1 000, 1 001–5 000, 1 001–5 000, 1 001–5 000, 5 001–10 000, 5 001–10 000, 5 001–10 000, 10 000+, 10 000+, 10 000+
- **Available Countries**: United States

## Features

- Conversational App Iteration
- Data & API Integration
- Full-Stack Output
- Prompt-to-App Generation
- Use Case Templates

## Support Options

- FAQs/Forum
- Knowledge Base

## Category

- [AI App Builder](https://www.getapp.za.com/directory/5058/ai-app-builder/software)

## Links

- [View on GetApp](https://www.getapp.za.com/software/2257386/a2ui)

## This page is available in the following languages

| Locale | URL |
| en | <https://www.getapp.com/all-software/a/a2ui/> |
| en-AE | <https://www.getapp.ae/software/2257386/a2ui> |
| en-AU | <https://www.getapp.com.au/software/2257386/a2ui> |
| en-CA | <https://www.getapp.ca/software/2257386/a2ui> |
| en-GB | <https://www.getapp.co.uk/software/2257386/a2ui> |
| en-IE | <https://www.getapp.ie/software/2257386/a2ui> |
| en-NZ | <https://www.getapp.co.nz/software/2257386/a2ui> |
| en-SG | <https://www.getapp.sg/software/2257386/a2ui> |
| en-ZA | <https://www.getapp.za.com/software/2257386/a2ui> |

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