Perplexity AI MCP Server

An MCP server implementation that integrates Perplexity AI's API, providing advanced search capabilities with multiple model options.

Features

Search using Perplexity AI's models
Support for all official Sonar models
Configurable result count
Detailed error handling and logging
MCP Inspector compatible

Available Models

sonar-reasoning-pro (127k context)
sonar-reasoning (127k context)
sonar-pro (200k context)
sonar (127k context)

Installation

pnpm install
pnpm build

Configuration

API Key

Sign up for a Perplexity AI account
Get your API key from the dashboard
Set the environment variable:

export PERPLEXITY_API_KEY=your_api_key_here

Usage

Direct Execution

node dist/index.js
# or if you made it executable
./dist/index.js

Development

pnpm dev

Testing with MCP Inspector

pnpm inspect

Tool Reference

perplexity_search

Performs a search using Perplexity AI's models.

Parameters:

query (string, required): The search query
model (string, optional): Model to use (default: "sonar")
- Available options: sonar-reasoning-pro, sonar-reasoning, sonar-pro, sonar
count (number, optional): Number of results (1-10, default: 5)

Development

Project Structure

src/perplexity/
├── index.ts        # Main server implementation
├── lib/
│   └── logger.ts   # Logging configuration
└── adr.md         # Architectural decisions

Logging

Logs are written to perplexity-mcp.log in the project root directory.

License

MIT

Contributing

Fork the repository
Create your feature branch
Commit your changes
Push to the branch
Create a new Pull Request