Chatsum MCP Server

Summarize your chat messages.

Local serverstdio

What is the Chatsum MCP server?

Chatsum mcp server lets Claude, Cursor and other MCP clients work with Chatsum directly. Summarize your chat messages.

What Chatsum does

create .env file in the root directory, and set your chat database path.

Tools it exposes

Once connected, the assistant can call these 5 tools directly:

  • query_chat_messages — Query chat messages
  • Resources — The Resources tool exposed by this server
  • Tools — The Tools tool exposed by this server
  • Prompts — The Prompts tool exposed by this server
  • Debugging — Since MCP servers communicate over stdio, debugging can be challenging. We recommend using the [MCP

Installing the chatsum mcp server

Setup follows the standard MCP pattern: clone or install the server, then register it in your client's configuration file and restart the client. The configuration snippets on this page cover Claude Desktop, Claude Code and Cursor.

Configuration

The server reads one environment variable: CHAT_DB_PATH. Keep credentials in your client's env block or a secrets manager rather than committing them.

Where it fits

Developer-tool servers are usually the first ones people connect, because they turn "help me with this code" into an assistant that can actually read the repo and act on it. Chatsum sits in that group, and the shape of its toolset — query_chat_messages, Resources, Tools among others — tells you what it is really for. Worth comparing against the other developer tools servers in this directory before you commit to one, since several overlap in scope but differ sharply in setup cost and permissions.

Practical notes

  • This server runs locally, so it operates with whatever access your machine and its credentials already have. Scope that deliberately rather than by default.
  • Maintained by chatmcp.
  • MCP clients ask for confirmation before each tool call by default. Keep that on while you learn what the chatsum mcp server actually does with your data.
  • Every entry in this directory is reviewed by hand before it goes live, and details are checked against the project's own documentation.

Available tools

ToolWhat it does
query_chat_messagesQuery chat messages
ResourcesThe Resources tool exposed by this server.
ToolsThe Tools tool exposed by this server.
PromptsThe Prompts tool exposed by this server.
DebuggingSince MCP servers communicate over stdio, debugging can be challenging. We recommend using the [MCP Inspector](https://github.com/modelcontextprotocol/inspector), which is available as a package script:

How to install the Chatsum MCP server

{
  "mcpServers": {
    "mcp-server-chatsum": {
      "command": "path-to/bin/node",
      "args": ["path-to/mcp-server-chatsum/build/index.js"],
      "env": {
        "CHAT_DB_PATH": "path-to/mcp-server-chatsum/chatbot/data/chat.db"
      }
    }
  }
}

Configuration as documented by the project. Restart the client after saving.

Configuration

VariableDescriptionRequired
CHAT_DB_PATHFilesystem location the server is allowed to use.Optional

Example prompts to try

  • Use Chatsum to query chat messages.
  • Use Chatsum to Resources.
  • Use Chatsum to Tools.

Frequently asked questions

It connects Chatsum to MCP-compatible AI assistants such as Claude and Cursor, exposing 5 tools (query_chat_messages, Resources, Tools, and more) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Chatsum directly.