
CopilotKit
Frontend stack for building agent-powered apps with Generative UI
What is CopilotKit?
CopilotKit is a Frontend Generation tool. Frontend stack for building agent-powered apps with Generative UI. CopilotKit is free to use. It is available on Web App. It is aimed at developers and frontend engineers.
A frontend stack designed for creating agent-powered applications with Generative UI. Supports React, Angular, and mobile platforms. Developed by the creators of the AG-UI Protocol, adopted by major tech companies.
Built for developers and frontend engineers.
Key capabilities
Features
Generative UI
AG-UI Protocol
UseAgent Hook
Channels
Supports one agent across multiple chat applications
Quick Start
Use cases
- Build agent-powered applications with Generative UI
- Integrate agent capabilities into chat applications
- Utilize AG-UI Protocol for agent-user interactions
Popular use cases
Who it's for
- Developers
- Frontend Engineers
Pros & cons
Pros
- Free (open source)
Cons
No documented limitations yet.
Pricing
Free.
Developer & API
Open source· MIT· 37.7K stars· 4.7K forks
FAQ
What is CopilotKit?
CopilotKit is a Frontend Generation tool. Frontend stack for building agent-powered apps with Generative UI. A frontend stack designed for creating agent-powered applications with Generative UI. Supports React, Angular, and mobile platforms. Developed by the creators of the AG-UI Protocol, adopted by major tech companies.
Is CopilotKit free?
Yes, CopilotKit is free to use.
How much does CopilotKit cost?
CopilotKit is free to use.
What platforms does CopilotKit support?
CopilotKit is available on Web App.
Who should use CopilotKit?
CopilotKit is built for developers and frontend engineers. Common uses: build agent-powered applications with Generative UI, integrate agent capabilities into chat applications and utilize AG-UI Protocol for agent-user interactions.
Is CopilotKit open source?
Yes, CopilotKit is open source under the MIT license.
What are the best alternatives to CopilotKit?
Similar tools on AiByts include AppDeploy, Locofy.ai, Ovren, Bitrise and Embedful.
Details are compiled from CopilotKit's website and public sources, last verified Oct 3, 2026. Features and pricing change — confirm on the official site before you buy.
Try CopilotKit
Free
Tags
- Agent UI
- Generative UI
- AG-UI Protocol
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