Duckduckgo MCP Server

A Model Context Protocol (MCP) server that provides web search capabilities through DuckDuckGo, with additional features for content fetching and

Local serverstdioPython

What is the Duckduckgo MCP server?

Connect Duckduckgo to Claude, Cursor or any other MCP client and it stops being a tab you switch to. A Model Context Protocol (MCP) server that provides web search capabilities through DuckDuckGo, with additional features for content fetching and parsing. The duckduckgo mcp server is what makes that connection.

What the server does

  • Web Search — Search DuckDuckGo with advanced rate limiting and result formatting
  • Content Fetching — Retrieve and parse webpage content with intelligent text extraction
  • Rate Limiting — Built-in protection against rate limits for both search and content fetching
  • Error Handling — Comprehensive error handling and logging
  • LLM-Friendly Output — Results formatted specifically for large language model consumption

Installation

The server ships on PyPI as duckduckgo-mcp-server, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.

Available tools

The toolset is worth reading before you wire it up, because it tells you what the integration is really for:

  • Development — The Development tool exposed by this server

Credentials and setup notes

Configuration is passed through the environment: DDG_SAFE_SEARCH, DDG_REGION. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Worth knowing first

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Where it fits

Plenty of search and retrieval servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Duckduckgo's toolset — Development — is a fair guide to whether it matches your workflow. It is maintained by nickclyde; worth a glance at recent repository activity before you build anything load-bearing on it.

We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.

Available tools

ToolWhat it does
DevelopmentThe Development tool exposed by this server.

How to install the Duckduckgo MCP server

{
  "mcpServers": {
    "duckduckgo": {
      "command": "uvx",
      "args": ["duckduckgo-mcp-server"],
      "env": {
        "DDG_SAFE_SEARCH": "your-value",
        "DDG_REGION": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

VariableDescriptionRequired
DDG_SAFE_SEARCHConfiguration value read at startup.Optional
DDG_REGIONConfiguration value read at startup.Optional

Example prompts to try

  • Use Duckduckgo to Development.

Frequently asked questions

It connects Duckduckgo to MCP-compatible AI assistants such as Claude and Cursor, exposing 1 tool (Development) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Duckduckgo directly.