Seattle-based startup CopilotKit has successfully raised $27 million in a Series A funding round to accelerate the development of its app-native AI agent infrastructure. The round was led by Glilot Capital, NFX, and SignalFire, signaling strong investor confidence in the company’s vision to move beyond simple chatbot interfaces. By enabling AI agents to live directly within software applications, CopilotKit aims to provide users with dynamic, interactive experiences rather than relying on lengthy, static text responses.

At the core of the company’s offering is the AG-UI protocol, an open-source standard that allows AI agents to communicate effectively with user interfaces. This framework empowers developers to build applications where AI can trigger front-end actions, share states, and generate context-aware visual components—such as interactive charts or data visualizations—instead of just returning plain text. This approach ensures that the interface remains consistent with a company’s design language while providing a more intuitive experience for the end user.

CopilotKit is further expanding its reach with the launch of CopilotKit Enterprise Intelligence, a self-hostable solution designed to meet the rigorous security and deployment needs of large-scale organizations. By maintaining a horizontal, agnostic approach, the platform integrates seamlessly with existing enterprise tech stacks, including tools from Google, Amazon, Microsoft, and Oracle. This flexibility is a key differentiator in a crowded market, allowing businesses to retain their preferred infrastructure while leveraging CopilotKit’s advanced agent capabilities.

With a client roster that already includes major corporations like Deutsche Telekom, Docusign, Cisco, and S&P Global, the company is poised for significant growth. The recent capital injection will be used to expand the team and continue refining its open-source protocol. As the industry shifts toward more autonomous and integrated AI, CopilotKit is positioning itself as a foundational layer for developers seeking to build sophisticated, agentic applications that feel like a natural extension of the user interface.