Jack Dorsey takes on Slack with Buzz, a group chat platform for teams and their AI agents | TechCrunch0

• AI, ai apps, ai coding, ai coding assistant, ai dictation, AI inference, ai music, AI Pope, AI regulation, ai safety, ai-agents, ai-chatbot, Artificial Intelligence, artificial-intelligence, ArtificialIntellgence, Big Tech, big-tech, Biotech & Health, brain tech, Business / Artificial Intelligence, Business / Big Tech, CoECI News, Earth Science Technology Office, Energy & Environment Newsletter, Fintech, Gaming News Roundup, Gear / Gear News and Events, Global, Global Precipitation, global warming, globalstar, HealthTech, healthtech startups, Home, House, ip-tech, jack dorsey, News, newsletter, Newsletters, Nexstar Media Wire News, Opinions - Technology, People News, Photovogue / Editorial / News, Politics / Politics News, Property / News, Reviews
• July 21, 2026

Twitter and Block co-founder Jack Dorsey announced a new app called Buzz on Tuesday. Positioned as a challenger to Slack and GitHub, Buzz is a workplace group chat platform that puts humans and their AI agents in the same conversations. Dorsey wrote on X that Buzz is “model agnostic, decentralized, autonomous, and open source.” This