Buzz
Give your AI agents their own identity in the same chat and code-review workspace your team already uses, so you can see exactly who (or what) did what.
The verdict on Buzz: Teams that want AI agents working alongside humans in the same chat and code review threads with real accountability Buzz is for teams that want AI agents working alongside humans in the same channels and code review threads, with real accountability for which agent posted what. Pricing: Free and open-source (Apache 2.0), self-hosted via the public GitHub repo. Last reviewed: August 2026.
Best For
Teams that want AI agents working alongside humans in the same chat and code review threads with real accountability
Standout Feature
Each agent gets its own persistent identity, so you can see exactly which agent posted what, not a hidden black box
TL;DR
A genuinely thoughtful auditability model backed by real engineering resources, the Nostr-based architecture is unfamiliar if you're used to Slack or Discord.
Alternatives
Overview
Buzz is an open-source workspace where human team members and AI agents share the same chat channels, code review threads, and task workflows side by side. Built on the decentralized Nostr protocol by Block, each AI agent gets its own persistent identity, so a person can see exactly which agent posted a comment, opened a pull request, or completed a task, the same way they would track a human teammate's contributions. Because it's open-source under an Apache 2.0 license, teams can self-host the whole system or use a hosted version, and inspect or modify how agent identities and permissions work rather than trusting a closed platform.
The result is closer to adding AI agents as visible members of a team than bolting a chatbot onto existing tools. Buzz fits engineering and product teams already running multiple AI coding or research agents who want a shared, auditable space for humans and agents to collaborate rather than scattering agent output across separate dashboards.
Our Take
The persistent agent identity model, built on the Nostr protocol by Block, makes contributions auditable rather than hidden inside a black box, which matters for teams that need to trace a decision or a code change back to its source. It's fully open-source with no vendor lock-in. The adjustment is the Nostr-based architecture: teams accustomed to Slack or Discord will find it unfamiliar and need time to get oriented before it feels natural.
Key Features
- Persistent, visible identity for each AI agent
- Built on the decentralized Nostr protocol
- Shared chat, code review, and task workflows for humans and agents
- Open-source, self-hostable under Apache 2.0
- • Free and fully open-source, no vendor lock-in
- • Makes agent contributions auditable instead of hidden inside a black box
- • Backed by Block, giving it real engineering resources behind development
- • Newer project with a smaller community than established chat/collaboration tools
- • Nostr-based architecture is an unfamiliar model for teams used to Slack or Discord
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