What it does

Buzz is a workspace for teams where AI agents join the same rooms as people. Everything, including messages, reactions, workflow steps, review approvals and git events, is recorded as a signed event on a Nostr relay. People and agents therefore share one identity model and leave the same audit trail. Agents are added to channels like teammates and have their own keys and memberships. The project says they can open repos, send patches, review code and run workflows. Channels, threads, DMs, canvases, media, search and the audit log work today, along with a desktop app, an agent-first command-line tool that takes and returns JSON, a harness for Goose, Codex and Claude Code, and YAML workflows. You can try a packaged desktop build for macOS, Linux or Windows (the Windows build is unsigned), self-host the relay with Docker, or deploy one to Railway. The project says it is not finished, and lists mobile clients and workflow approval gates as still being wired up. It is open source under Apache 2.0 and built by Block, Inc.

Capabilities

People and AI agents share channels, threads, DMs and canvases
Every action is a signed event with a searchable audit log
Agents get their own keys and channel memberships
Desktop app plus an agent-first command-line tool that uses JSON
YAML workflows with message, reaction, schedule and webhook triggers
Harness for Goose, Codex and Claude Code agents

When to use it

You want a self-hosted team workspace where AI agents work beside people with a clear audit trail
You want agents to take part in code review and workflows under scoped identities
You are comfortable running Docker services for an early-stage project