Archive · 22 Jul 2026
Block Launches Buzz: AI-Powered Slack Rival
Block, a company co-founded by Jack Dorsey, has launched a new app called Buzz.
Buzz is a chat platform for workplaces where both people and AI assistants can join group conversations.
It is designed to be open source, meaning anyone can use, modify, and build on the software.
Buzz uses a decentralized protocol called Nostr, which allows each user and AI agent to have a unique identity.
This means AI agents can move between different applications without being locked into one platform.
Buzz offers features like channels, threads, direct messages, voice, media sharing, code repositories, and automated workflows.
It aims to challenge Slack and GitHub by integrating AI agents into workplace communication and collaboration.
Block co-founder Jack Dorsey launched Buzz, an AI-powered workplace chat platform.
Buzz is open source, decentralized, and model-agnostic, allowing integration with various AI models.
The platform uses the Nostr protocol for unique cryptographic identities for users and AI agents.
Buzz offers features like channels, threads, direct messages, voice, media sharing, code repositories, and automated workflows.
Buzz aims to challenge Slack and GitHub by integrating AI agents into workplace communication and collaboration.
- Who
- Block co-founder Jack Dorsey
- What
- Launched Buzz, an AI-powered workplace chat platform
- When
- July 21, 2026
- Where
- Global
- Why
- To challenge Slack and GitHub by integrating AI agents into workplace communication
Proponents of Buzz
Critics of Buzz
Open Source vs. Proprietary
Proponents of Buzz
Buzz is open source and decentralized, promoting freedom and innovation.
Critics of Buzz
Proprietary platforms like Slack offer more control and security.
AI Integration
Proponents of Buzz
Buzz integrates AI agents seamlessly, enhancing productivity.
Critics of Buzz
Over-reliance on AI could lead to job displacement and privacy concerns.
- Founder
- Jack Dorsey
- Company
- Block
- Launch Date
- July 21, 2026
- Protocol
- Nostr
- License
- Apache 2.0
- Key Features
- Channels, threads, direct messages, voice, media sharing, code repositories, automated workflows