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Chronos MCP Server logo

Chronos MCP Server

aadversteeg/chronos-mcp-server

A time-related server implementing the Model Context Protocol (MCP). This server provides timezone-aware date and time information through a simple MCP interface.

View on GitHub1

Install

docker run --rm -i -e DefaultTimeZoneId=Europe/Amsterdam aadversteeg/chronos-mcp-server:latest

Client configuration

{
  "mcpServers": {
    "server": {
      "command": "docker",
      "args": [
        "run",
        "--rm",
        "-i",
        "-e",
        "DefaultTimeZoneId=Europe/Amsterdam",
        "aadversteeg/chronos-mcp-server:latest"
      ]
    }
  }
}
GitHub stars
1
Author
@aadversteeg
Category
Calendar & Scheduling, Developer Tools
License
MIT
Updated
Oct 6, 2026

About Chronos MCP Server

The Chronos MCP server is built with.NET Core using the Model Context Protocol C# SDK (github.com/modelcontextprotocol/csharp-sdk). It provides tools for accessing date and time information in different timezones. The server is designed to be lightweight and demonstrates how to create a custom MCP server with practical functionality and proper error handling. It can be deployed either directly on a machine or as a Docker container.

Features

  • Get current date and time in any supported timezone

  • Optional default timezone configuration through appsettings.json and environment variables

  • Proper error handling for invalid timezone requests and missing default timezone

  • Functional error handling using Result pattern

Tools (2)

  • get_current_date_and_time

    Gets the current date and time in the specified timezone or the default timezone (if configured).

  • get_default_timezone_id

    Gets the default timezone identifier configured for the server.

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
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Claude Desktop

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Anthropic's official Claude AI desktop application. Supports MCP servers to extend functionality.

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