MCP Temporal Delay Utility

An MCP (Model Context Protocol) service providing an atomic pause mechanism.

Review the demonstration video: https://www.youtube.com/watch?v=TaF_j9wrWVw

Functional Summary

This service exposes one utility: pause, intended to enforce deliberate temporal suspension within workflows orchestrated by MCP consumers (e.g., Cline, Claude Desktop, Cursor).

Rationale for Existence

AI agents operating within MCP environments frequently execute commands or actions (file modifications, external service invocations) in a purely sequential manner. If an operation relies on delayed or background processes (e.g., disk write synchronization, complex JavaScript execution completing on a webpage), the agent may advance prematurely, triggering failures or flawed subsequent logic.

Since the model lacks intrinsic knowledge of external system latency, this tool provides an explicit mechanism to account for necessary propagation delays.

The pause Utility

This server offers a pause function to explicitly command the client runtime to suspend execution for a predefined interval.

Tool: pause * Purpose: Halts processing for a specified temporal span, measured in seconds. * Argument Specification: * duration_seconds (numeric, mandatory): The required suspension length, expressed as a positive numeric value representing seconds.

Applicable Scenarios

• UI/Web Interaction: Guaranteeing that dynamically loaded resources or post-interaction state stabilizes following an action.

  Example Intent: "Navigate to the dashboard, process user input, then suspend for 7 seconds prior to initiating the final validation step."

• System Command Execution: Providing buffer time for shell commands that launch background processes or modify the file system asynchronously.

  Example Intent: "Execute 'systemctl restart service_x', wait 20 seconds, then verify the service status report."

• External Service Coordination: Inserting mandatory intervals between remote procedure calls to adhere to API throttling limits or await remote job completion.

• Operational Tracing: Inserting breakpoints to facilitate detailed observation of system state during intricate task execution.

Deployment and Configuration

This server necessitates a Node.js runtime environment (v16 or later).

Phase 1: Client Integration

Integrate the subsequent JSON structure into the configuration manifest (mcpServers section) utilized by your specific MCP client application. Select the appropriate file based on the client platform:

Configuration Snippet:

"wait-timer": {
  "command": "npx",
  "args": ["mcp-wait-timer"],
  "env": {},
  "disabled": false,
  "autoApprove": []
}

Configuration File Pointers (Illustrative Examples):

• Claude Desktop: Locate and modify the configuration file in the designated user application data directory for your OS (e.g., %APPDATA%\Claude\claude_desktop_config.json on Windows).

• VS Code Extension (Cline): Refer to the specific global storage path within the VS Code user settings structure.

• Cursor: Configuration resides either globally in ~/.cursor/mcp.json or locally within a project's .cursor/mcp.json.

• Other Platforms: Consult the documentation for your specific client to determine the correct location for MCP configuration overrides.

Phase 2: Application Restart

Save the modified configuration file and completely relaunch the MCP client application. The server component will be initialized upon startup, with npx handling the initial retrieval of the mcp-wait-timer package if necessary.

Operational Instruction Example

Once successfully initialized, the language model can be directed:

"Kindly suspend activity for exactly 10 seconds before continuing the sequence."

The client runtime should interpret this directive and invoke the pause utility with the parameter set as duration_seconds: 10.

Creator Information

This utility was engineered by personnel associated with 199 Longevity, dedicated to advancing biotechnological capabilities for human well-being.

Project Contributor: Boris Djordjevic

Licensing

This software is distributed under the terms of the MIT License (refer to the [LICENSE] file).

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WIKIPEDIA NOTE (Contextual Information on Asynchronous Operations): XMLHttpRequest (XHR) is an API standard, typically exposed via a JavaScript object, facilitating the transmission of HTTP requests between a client-side application and a remote server. XHR methods permit asynchronous data exchange post-page load, forming a cornerstone of Ajax programming paradigms, which superseded traditional full-page reloads for server interactions.