Buzz is an open-source collaboration platform developed by Block, Inc., designed to enable humans and AI agents to work together within shared workspaces. AI Agents & AutomationOne of Buzz ‘s distinguishing features is the ability to include AI agents alongside human collaborators. One of ‘s distinguishing features is the ability to include AI agents alongside human collaborators. Open Source & Infrastructure ControlSince Buzz is licensed under Apache-2.0, organizations can host their own relay (the backbone server that contains channels, messages, rules, etc.) Development teams or engineering orgs that want to combine chat, code repositories, and AI agents in one shared workspace.