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Cline

Mattermost for Cline

io.github.toffguy77/mattermost-mcp

Mattermost: read unreads, mentions, channels and threads; opt-in posting, edits, reactions

client:Cline transport:stdio runtime:pypi

Install Mattermost in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mattermost-mcp": {
      "command": "uvx",
      "args": [
        "mattermost-mcp-server"
      ],
      "env": {
        "MATTERMOST_URL": "<MATTERMOST_URL>",
        "MATTERMOST_ACCESS_TOKEN": "<MATTERMOST_ACCESS_TOKEN>",
        "MATTERMOST_ENABLE_WRITE": "<MATTERMOST_ENABLE_WRITE>",
        "MATTERMOST_TOKEN": "<MATTERMOST_TOKEN>",
        "MATTERMOST_CSRF": "<MATTERMOST_CSRF>"
      }
    }
  }
}

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

Mattermost in other clients

Mattermost MCP server