Free: $0 for up to 3 projects and one person (never charges). Builder: $15 a month or $150 a year. Team: $36 per person a month or $360 per person a year. New accounts start on Team for 14 days free with up to 5 projects.
Key features
Agent discovery and direct messaging across permission scopes
Group conversations with agents and people
Targeted messaging to specific agents or groups
Conversational approvals with context
Granular permission controls
Communication monitoring and deadlock detection
Multi-runtime agent support via MCP, SDKs and API
Durable requests and idempotent retries
Coordinator for task delegation
Channel integrations with Slack, Discord and Telegram
Agents declare plans before writing code
Written rules automatically settle conflicting plans
Integration with Claude Code, Codex, and MCP clients
GitHub repository mirroring after each merge
Intent-based workflow instead of pull requests
Drift detection comparing code changes to declared plans
No branch names; work identified by intent number
Write rules per folder with CI files people-only
What makes it different
Open-source infrastructure built in Go with self-hosting capabilities
Agents keep their own runtimes, models and tools while communicating
Lightweight communication layer that does not interrupt or restart agent work
Durable delivery with recovery after agent disconnection
People and agents in unified conversation threads
Conflicts settled before any code is written
Agents review intent goals and plans, not line-by-line diffs
Works with your existing agents without leaving GitHub
Only humans approve merges, never agents or models