Thecrawler MCP Server

TheCrawler — Apify actor wrapper around the standalone `thecrawler` npm package. All scraping logic lives in the standalone engine; this is a thin

Remote serverstreamable-http

What is the Thecrawler MCP server?

Thecrawler MCP server exists for a simple reason — assistants are far more useful when they can act on Thecrawler directly instead of describing what you should do. TheCrawler — Apify actor wrapper around the standalone thecrawler npm package. All scraping logic lives in the standalone engine; this is a thin charging + dataset-push shell. Version mirrors the engine version (0.3.3) it imports.

What you get

Scrape web pages, run LLM-powered structured extraction, or diagnose whether URLs are ready for a built-in extraction contract before spending LLM tokens. Open source engine (AGPL-3.0). $0.005 per successfully scraped page on Apify.

Configuration and credentials

You will need 2 environment variables: THECRAWLER_LLM_API_KEY, THECRAWLER_API_KEY. The server will not start without them, which is usually why the tools fail to appear on a first run. Keep credentials in your client's env block or a secrets manager rather than in a file you might commit.

Setting it up

Being a remote server, there is no local install. You register the endpoint with your client, authorise it once, and the tools appear.

Choosing this one

Among the search and retrieval options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. It is maintained by manchittlab; worth a glance at recent repository activity before you build anything load-bearing on it.

SyncDev reviews every entry in this directory against the project's own documentation before publishing, and revisits them as servers change.

Before you rely on it

  • Your data travels to the provider's service, so the usual questions apply about what you send and what they retain.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • MCP clients confirm each tool call by default. Leave that on until you have watched what the thecrawler mcp server does with a few real requests.

How to install the Thecrawler MCP server

{
  "mcpServers": {
    "thecrawler": {
      "command": "npx",
      "args": ["-y", "npm"],
      "env": {
        "THECRAWLER_LLM_API_KEY": "your-value",
        "THECRAWLER_API_KEY": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

VariableDescriptionRequired
THECRAWLER_LLM_API_KEYCredential the server authenticates with.Yes
THECRAWLER_API_KEYCredential the server authenticates with.Yes

Frequently asked questions

It connects Thecrawler to MCP-compatible AI assistants such as Claude and Cursor. Instead of copying data back and forth by hand, the assistant works with Thecrawler directly.