Overview
What is Checklist MCP Server?
A simple Model Context Protocol (MCP) server implementation that manages checklists. It provides tools to save, retrieve, and mark tasks as done, using in-memory storage. Designed for developers who need a basic MCP checklist functionality or wish to learn about MCP server patterns.
How to use Checklist MCP Server?
Install dependencies with npm install, then build with npm run build. The server communicates via stdio and is typically invoked by an MCP client. For debugging, run directly with node dist/server.js and send MCP JSON messages via stdin. Tests can be run with npm run test.
Key features of Checklist MCP Server
- Manages multiple checklists using session IDs.
- Provides three MCP tools: save_tasks, get_all_tasks, mark_task_as_done.
- Uses in-memory storage (data lost on server stop).
- Built with the
@modelcontextprotocol/sdk. - Includes integration tests using the MCP client SDK.
- Structured logging via Pino.
Use cases of Checklist MCP Server
- Learning how to build an MCP server from scratch.
- Prototyping a task management tool within an MCP client.
- Testing MCP client integration with a simple checklist provider.
- Demonstrating stdio-based MCP server communication.
FAQ from Checklist MCP Server
Does Checklist MCP Server persist data?
No, all tasks are stored in memory and are lost when the server stops.
What runtime is required?
Node.js v18 or later, with npm.
How do I test the server?
Run npm run test, which builds the project and executes tests defined in test/run_tests.ts using the MCP client SDK.
How does the server communicate?
It uses standard input/output (stdio) as per the MCP specification. It is designed to be invoked by an MCP client or orchestrator.
What tools are available?
Three tools: save_tasks (saves/replaces tasks for a session), get_all_tasks (retrieves tasks), and mark_task_as_done (marks a task as completed).
