mattermost / mattermost-plugin-agents

What it does

• Agents that act on your behalf. Chat with a personal agent that searches and reads Mattermost, posts and sends messages, schedules posts and reminders, and uses tools from other systems. Configure multiple agents with their own instructions
• Tools and MCP. Agents use built-in Mattermost tools, remote MCP servers with per-user OAuth (with a Connect card in the conversation), and tools registered by other Mattermost plugins. Dynamic tool loading keeps large tool catalogs out of t
• Built-in Mattermost MCP server. Connect Claude Code, Claude Desktop, Cursor, VS Code, or any MCP client that supports streamable HTTP to Mattermost, using OAuth with dynamic client registration or a personal access token. Over 100 tools run
• Governance. Per-tool approval policies, user, team, and channel access controls for agents, attribute-based access control, server audit logging, token usage tracking, and OpenTelemetry tracing. Admins decide which tools exist and which nee
• Bring your own LLM. Use local models through OpenAI-compatible APIs (Ollama, vLLM), or OpenAI, Anthropic, AWS Bedrock, Azure OpenAI, Google Gemini and Vertex AI, Cohere, Mistral, and Scale AI. See LLM Provider Configuration and Implementing