Spragginsdesigns Perplexity MCP Server

🚀 Project Perplexity MCP Server

This is a simple MCP server that allows you to search the Internet using Perplexity AI.

🚀 Quick Start

✨ Features

• Enable users to search the Internet with Perplexity AI.
• Support both development and production modes on Windows systems.

📦 Installation

Prerequisites

• Node.js 18+ (Download from nodejs.org)
• Git (Download from git-scm.com)
• Perplexity AI API key

Steps for Windows Systems

1. Clone the repository:

git clone [repository-url]
cd perplexity-mcp-server

2. Install dependencies:

npm install

3. Create an environment file:
   • Create a new file .env in the project root directory.
   • Add your Perplexity AI API key:

   PERPLEXITY_API_KEY=your_api_key_here
   

💻 Usage Examples

Basic Usage

Development Mode

npm run dev

Production Mode

1. Build the project:

npm run build

2. Start the server:

npm start

📚 Documentation

Troubleshooting on Windows Systems

Common Issues

1. Permission Errors

   • Run the Command Prompt or PowerShell as an administrator.
   • Check the file permissions in the project directory.

2. Environment Variables

   • Ensure the .env file is in the root directory.
   • Make sure there are no spaces around the = sign in the .env file.
   • Restart the terminal after modifying the environment variables.

3. Node.js Issues

   • Verify the Node.js installation: node --version
   • Ensure npm is installed: npm --version

Error Messages

If you see Error: ENOENT: no such file or directory, make sure:

• All paths use the correct Windows-style separators.
• You are in the correct directory.
• The required files exist.

Project Structure

perplexity-mcp-server/
├── src/
│   └── index.ts          # Main server implementation
├── dist/                 # Compiled output
├── .env                  # Environment variables
├── package.json          # Project configuration
└── tsconfig.json         # TypeScript configuration

API Usage

The server provides a tool named perplexity_search for web searches:

{
  "name": "perplexity_search",
  "arguments": {
    "query": "your search query here"
  }
}

📄 License

MIT