outbox for Claude Code

io.github.fieldcure/outbox

Multi-channel messaging MCP server for Slack, Telegram, Email, KakaoTalk, and Discord.

client:Claude Code transport:stdio runtime:nuget

Install outbox in Claude Code

run in your project directory

claude mcp add outbox -- dnx FieldCure.Mcp.Outbox --yes

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs