Mattermost MCP Server
Mattermost MCP Server
MCP Server for the Mattermost API, enabling Claude and other MCP clients to interact with Mattermost workspaces.
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Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| mattermost_list_channels | List channels in the workspace (public, private, and DMs) |
| mattermost_get_channel_history | Get messages from a channel with filtering options |
| mattermost_post_message | Post a new message to a channel |
| mattermost_reply_to_thread | Reply to a specific message thread |
| mattermost_add_reaction | Add an emoji reaction to a message |
| mattermost_get_thread_replies | Get all replies in a thread |
| mattermost_get_users | Get a list of users in the workspace |
| mattermost_get_user_profile | Get detailed profile information for a user |
| mattermost_run_monitoring | Trigger topic monitoring immediately |
| Variable | Description | Required |
|---|---|---|
| MATTERMOST_URL | Endpoint or connection string the server talks to. | Yes |
| MATTERMOST_TOKEN | Credential the server authenticates with. | Yes |
| MATTERMOST_TEAM_ID | Configuration value read at startup. | Optional |
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