Mattermost
Verified IntegrationClient Configuration
— Connect Mattermost to Claude Desktop or Cursor in seconds{
"mcpServers": {
"mattermost-5": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-mattermost-5"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Integrates with Mattermost workspaces to manage channels, messages, threads, reactions, and user profiles via its REST API.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Mattermost
It's a server designed to connect AI agents to Mattermost workspaces. It enables programmatic management of channels, messages, threads, reactions, and user profiles using the Mattermost REST API, built on Cloudflare Workers and the Agents SDK.
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