Seattle’s CopilotKit raises $27M, as some of the biggest names in tech adopt its AI agent protocol

CopilotKit co-founders Uli Barkai, head of growth, left, and CEO Atai Barkai. (CopilotKit Photo) CopilotKit , a Seattle startup with roots in the former Techstars Seattle accelerator, has raised $27 million for technology that lets AI agents work inside existing software applications. The company created AG-UI , an open standard for how AI agents communicate with software, letting agents generate interactive charts, update dashboards, and take actions inside apps.