Gstack is an open-source toolkit of AI voice bot agents that join Google Meet calls to provide in-persona YC interview feedback. The project features 19 distinct specialists—including a CEO, CSO, and simulated YC partners—that use 3D avatars, critique shared screens, and drop notes in chat. Built on AgentCall under the MIT license, it connects your actual coding-agent session to live meetings for real-time startup guidance.
Opening Kapyn…