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Sleep MCP Server

@erichung9060

Repository

Basic information

Category

Other

Transports

stdio

Author

erichung9060

Submitted by

RUEI TING HUNG

About Sleep MCP Server

A lightweight MCP server providing a sleep tool for LLMs to wait for specified durations. Perfect for API response delays and controlled timing in AI workflows.

#sleep-mcp#llm-tool#api-response-delay

Sleep MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "sleep": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "sleep-mcp"
      ]
    }
  }
}

Sleep MCP Server tools

1

Wait for the specified number of seconds.

Overview

What is Sleep Mcp Server?

Sleep Mcp Server is an MCP server that provides a simple sleep tool for LLMs to wait for specified durations, such as waiting for an API response or for new data to become available.

How to use Sleep Mcp Server?

Configure the server in your MCP client settings using the command npx -y sleep-mcp. The server offers a single tool sleep that takes a number of seconds as argument.

Key features of Sleep Mcp Server

  • Offers a single tool: sleep with configurable seconds.
  • Lightweight and easy to install via npx.
  • Open source with clear development setup.
  • Designed for LLMs needing to pause execution.

Use cases of Sleep Mcp Server

  • Wait for an external API to return a response.
  • Pause before checking for new data in a stream.
  • Introduce a delay between sequential LLM tool calls.

Frequently asked questions

1

What exactly does the `sleep` tool do?

It pauses the MCP server’s execution for a specified number of seconds, allowing an LLM to wait for external events.

2

What runtime dependencies are required?

The server requires Node.js and is run via `npx` (npm). It has no other external dependencies.

3

How is the server invoked?

It is started through your MCP client configuration using the `npx -y sleep-mcp` command, with no additional configuration keys needed.

4

Does the server use any authentication or special transport?

No authentication is mentioned, and it uses standard MCP transport (stdio) by default.

5

Are there any limits on the sleep duration?

The README does not specify a maximum or minimum sleep duration; it accepts any number of seconds.

Comments

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