Perplexity MCP Server

What is Perplexity MCP Server?

A Go-based MCP server that bridges AI assistants like Claude and Cursor to the Perplexity API, enabling real-time web search and complex reasoning tasks directly from their interfaces.

How to use Perplexity MCP Server?

Install via Homebrew (brew install perplexity-mcp), from source, or download a binary. Set the PERPLEXITY_API_KEY environment variable, then configure the server with your AI client (e.g., Claude Code, Claude Desktop) using the stdio transport. Optionally customize models with the --model and --reasoning-model flags.

Key features of Perplexity MCP Server

• Provides two tools: perplexity_ask (search) and perplexity_reason (reasoning)
• Uses Perplexity’s Sonar Pro and Sonar Reasoning Pro models
• Supports stdio transport for MCP communication
• Configurable models via flags or environment variables
• Simple installation with Homebrew, Go, or pre‑built binaries
• Works natively with Claude Code, Claude Desktop, and Cursor

Use cases of Perplexity MCP Server

• Retrieving current news, data, or facts during a conversation with an AI assistant
• Performing multi‑step reasoning or research tasks without leaving the assistant’s interface
• Augmenting code‑generation workflows with live web information in Claude Code or Cursor

FAQ from Perplexity MCP Server

What does Perplexity MCP Server do?

It acts as a bridge between AI assistants and the Perplexity API, letting assistants search the web and perform reasoning tasks using Perplexity’s models.

What are the runtime requirements?

You need a Perplexity API key, the perplexity-mcp binary (available for macOS, Linux, and other platforms), and an MCP‑compatible AI client like Claude Desktop, Claude Code, or Cursor.

Where does my data live? How is privacy handled?

All requests are routed through the Perplexity API. The server itself does not store data; data is sent to and processed by Perplexity according to their privacy policy.

What transport protocol does it use?

The server supports only the stdio MCP transport. It communicates via standard input/output with the AI client.

How do I authenticate?

Set your Perplexity API key as the PERPLEXITY_API_KEY environment variable or include it in the client configuration. There are no other authentication methods mentioned.