Perplexity MCP Server

What is Perplexity MCP Server?

A Model Context Protocol server that uses Perplexity AI's API to provide intelligent code analysis and debugging capabilities. It is designed to work with the Claude desktop client.

How to use Perplexity MCP Server?

Install globally via npm (npm install -g perplexity-mcp) or build from source. Add the server to Claude’s desktop configuration file with your Perplexity API key set in the PERPLEXITY_API_KEY environment variable. Then ask questions like “Fix this TypeError in my Python code” and include a code snippet for analysis.

Key features of Perplexity MCP Server

• Intelligent error analysis with root cause breakdown
• Automatic recognition of common error patterns
• Step-by-step fixes with multiple implementation alternatives
• Best practices and error prevention tips
• Specialized Python type error handling

Use cases of Perplexity MCP Server

• Debugging Python code errors, especially type errors
• Analyzing the root cause of error messages
• Getting step-by-step solutions with code examples
• Learning best practices to prevent similar issues

FAQ from Perplexity MCP Server

What are the prerequisites to use the server?

Node.js 18 or higher and a valid Perplexity AI API key are required.

How is the API key secured?

The API key is stored in Claude’s desktop configuration file and passed as an environment variable. No sensitive data is stored in the repository.

Where is the Claude configuration file located?

On macOS it is at ~/Library/Application Support/Claude/claude_desktop_config.json; on Windows at %APPDATA%/Claude/claude_desktop_config.json.

Can I run the server without Claude?

The README only shows usage with Claude desktop client; no other transports or standalone usage are documented.

What transports and authentication does the server use?

The server is launched as a command-line process by Claude. Authentication uses a single API key provided via the PERPLEXITY_API_KEY environment variable.