What is the key difference between Crw and Serpapi MCP?

Crw belongs to the Search & Data Extraction category with local stdio execution, while Serpapi MCP belongs to the Search & Data Extraction category with local stdio execution.

How do I install Crw or Serpapi MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Crw and Serpapi MCP free or paid?

Crw operates under a Freemium model (OAuth 2.0). Serpapi MCP operates under a BYOK (Pay Provider Direct) model (API Key required).

Which MCP server has more tools and community activity?

Crw lists 8 tools with 4 views and 974 GitHub stars. Serpapi MCP lists 5 tools with 2 views and 169 GitHub stars.

Can I use both Crw and Serpapi MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Crw vs Serpapi MCP

In-depth architectural comparison of the Crw and Serpapi MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Crw

Search & Data Extraction · Local stdio

Quality: 68/100 (Great) | Auth: OAuth 2.0

Serpapi MCP

Search & Data Extraction · Local stdio

Quality: 56/100 (Good) | Auth: API Key required

Verdict Summary: Choose Crw if you need specialized Search & Data Extraction tools running via a local process. Choose Serpapi MCP if your workspace requires Search & Data Extraction integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Crw when:

You need dedicated capabilities in the Search & Data Extraction domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: OAuth 2.0 (Freemium).
You have access to required keys: CRW_API_KEY.
Primary tools included: crw_scrape, crw_crawl, crw_check_crawl_status.

Explore Crw Details

Choose Serpapi MCP when:

You need dedicated capabilities in the Search & Data Extraction domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
Primary tools included: Multi-engine search through SerpApi, Engine parameter schemas exposed as MCP resources, Complete and compact JSON response modes.

Explore Serpapi MCP Details

Feature & Specification Comparison

Specification	Crw us Search & Data Extraction	Serpapi MCP serpapi Search & Data Extraction
Summary	fastCRW — open-source (AGPL-3.0), self-hostable Rust web crawler & search API for AI agents. Tools: scrape, crawl, map, and SearXNG-backed search. Single 6MB static binary; reproducible 1K-URL benchmarks faster than hosted alternatives. Hosted MCP at fastcrw.com/mcp (Streamable HTTP, OAuth) or self-host.	SerpApi MCP Server for Google and other search engine results. Provides multi-engine search across Google, Bing, Yahoo, DuckDuckGo, YouTube, eBay, and more with real-time weather data, stock market information, and flexible JSON response modes.
Category & Scope

Tools & Capabilities Breakdown

Crw Tools (8)

crw_scrape

Scrape one URL to markdown, HTML, or links.

crw_crawl

Start an async site crawl; returns a job id to poll with crw_check_crawl_status.

crw_check_crawl_status

Poll an async crawl job and retrieve its pages.

crw_map

Discover URLs on a site via sitemap and/or a short crawl. Returns a URL list only, no page content.

crw_extract

Extract structured JSON from URLs via a prompt and/or JSON schema. Async job — poll crw_check_extract_status with the returned id. Needs an LLM.

crw_check_extract_status

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Crw Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "us-crw": {
      "command": "npx",
      "args": [
        "-y",
        "crw-mcp@latest"
      ],
      "env": {
        "CRW_API_KEY": "YOUR_CRW_API_KEY_HERE"
      }
    }
  }
}

Serpapi MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "serpapi-serpapi-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/inspector"
      ]
    }
  }
}

Frequently Asked Questions

Crw is categorized under Search & Data Extraction and uses a local stdio subprocess. In contrast, Serpapi MCP belongs to Search & Data Extraction using local stdio subprocess. Select Crw when you need capabilities focused on search & data extraction and Serpapi MCP when you require tools for search & data extraction.

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