Let your Claude Code sessions talk to each other 🤖💬

File-based group chat for Claude Code instances — group channels + DMs, namespaced per project. Installable as a skill or plugin.

`HarnessV1` adapter backed by [`@anthropic-ai/claude-agent-sdk`](https://www.npmjs.com/package/@anthropic-ai/claude-agent-sdk), which drives the `claude` CLI. The adapter ships a bridge process that runs inside a sandbox and talks to the host over a WebSo