AG-UI

Universal translator for AI-driven systems, enabling fluent agent-user communication.

AIAgent CommunicationReal-TimeHuman-in-the-LoopFrontend IntegrationAI ToolsDeveloper ToolsCommunication Protocols
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Collected: 2025/8/29

What is AG-UI? Complete Overview

AG-UI standardizes how front-end applications connect to AI agents through an open protocol, acting as a universal translator for AI-driven systems. It enables developers to build next-generation AI workflows requiring real-time interactivity, live state streaming, and human-in-the-loop collaboration. The protocol provides a straightforward approach to integrating AI agents with front-end frameworks like CopilotKit, offering building blocks for efficient wire protocols and best practices for chat, streaming state updates, and shared state. AG-UI is designed for developers and enterprises looking to enhance AI agent interactions in their applications.

AG-UI Interface & Screenshots

AG-UI AG-UI Interface & Screenshots

AG-UI Official screenshot of the tool interface

What Can AG-UI Do? Key Features

Universal Translator for AI Agents

AG-UI acts as a universal translator, ensuring seamless communication between front-end applications and AI agents, regardless of the agent's native language or framework.

Real-Time Interactivity

Supports real-time interactivity between users and AI agents, enabling dynamic and responsive AI-driven applications.

Live State Streaming

Facilitates live state streaming, allowing continuous updates and synchronization between the front-end and AI agents.

Human-in-the-Loop Collaboration

Enables human-in-the-loop workflows, where users can interact with and guide AI agents during execution.

Flexible Event-Driven Communication

Uses an event-driven communication model with 16 standardized event types, making it adaptable to various agent frameworks.

Bidirectional Interaction

Supports bidirectional interaction, allowing agents to accept input from users and vice versa.

Transport Agnostic

Does not mandate specific transport mechanisms, supporting SSE, webhooks, WebSockets, and more.

Existing Integrations

Integrated with popular agent frameworks like LangGraph, CrewAI Flows, CrewAI Crews, Mastra, and AG2 for easy adoption.

Best AG-UI Use Cases & Applications

AI-Powered Chat Applications

AG-UI enables seamless integration of AI agents into chat applications, providing real-time responses and state updates.

Collaborative Workflows

Facilitates collaborative workflows where humans and AI agents work together, such as in content creation or decision-making processes.

Dynamic Dashboard Updates

Supports live state streaming for dashboards, ensuring continuous updates from AI agents to the front-end.

How to Use AG-UI: Step-by-Step Guide

1

Choose your preferred agent framework (e.g., LangGraph, CrewAI) and ensure it is compatible with AG-UI.

2

Integrate AG-UI middleware connectors or implement AG-UI compatible servers using TypeScript or Python.

3

Configure the AG-UI protocol to handle event-driven communication between your front-end and AI agents.

4

Set up bidirectional interaction channels to enable human-in-the-loop workflows.

5

Deploy your application and monitor the real-time interactivity and state streaming between users and agents.

AG-UI Pros and Cons: Honest Review

Pros

Universal translator for diverse AI agent frameworks.
Supports real-time interactivity and live state streaming.
Flexible, event-driven communication model.
Bidirectional interaction enables human-in-the-loop workflows.
Transport agnostic, supporting various communication mechanisms.

Considerations

Requires integration effort with existing agent frameworks.
Limited to agent-user interaction, not agent-to-agent communication.
May need additional protocols like A2A or MCP for full agent ecosystem support.

Is AG-UI Worth It? FAQ & Reviews

AG-UI supports frameworks like LangGraph, CrewAI Flows, CrewAI Crews, Mastra, and AG2.

Yes, AG-UI supports various transport mechanisms including SSE, webhooks, and WebSockets.

AG-UI enables bidirectional interaction, allowing users to input data and guide AI agents during execution.

Yes, AG-UI is designed to be minimally opinionated and can adapt to existing agent frameworks with minimal effort.

Support is available via GitHub issues for bug reports and feature requests, and through community discussions.

AG-UI Support & Contact Information

Last Updated: 8/29/2025
Data Overview

Monthly Visits (Last 3 Months)

2025-08
41297
2025-09
40376
2025-10
47187

Growth Analysis

Growth Volume
+6.8K
Growth Rate
16.87%
User Behavior Data
Monthly Visits
47187
Bounce Rate
0.4%
Visit Depth
4.0
Stay Time
1m
Domain Information
Domainag-ui.com
Created Time4/27/2025
Expiry Time4/27/2026
Domain Age216 days
Traffic Source Distribution
Search
19.2%
Direct
61.8%
Referrals
11.0%
Social
5.4%
Paid
2.4%
Geographic Distribution (Top 5)
#1US
30.5%
#2VN
17.1%
#3CN
16.6%
#4IN
6.8%
#5SG
4.5%
Top Search Keywords (Top 5)
1
ag ui
4.9K
2
ag-ui
6.6K
3
ag ui protocol
850
4
agui
7.1K
5
ag-ui updated state for session
220