time-mcp-server

A minimal Model Context Protocol (MCP) server written in Rust that exposes the current local time.

Tool: current_time

Returns structured time data for grounding timestamp queries:

Field	Description
iso_timestamp	ISO 8601 timestamp with timezone offset
unix_timestamp	Unix timestamp in seconds
unix_timestamp_ms	Unix timestamp in milliseconds
timezone	Local system timezone abbreviation
utc_offset_hours	UTC offset as a float (e.g., -4.0)
utc_offset	UTC offset string (e.g., -04:00)
date	Current date (YYYY-MM-DD)
time	Current time (HH:MM:SS)
day_of_week	Day of the week (e.g., Thursday)

Installation

From crates.io

cargo install time-mcp-server

From source

cargo install --path .

MCP client configuration

{
  "mcpServers": {
    "time": {
      "command": "time-mcp-server"
    }
  }
}

Development

cargo build --release
cargo test

License

MIT License. See LICENSE.