In-depth architectural comparison of the Auth Fetch MCP and Scrapeunblocker 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
Auth Fetch MCP
Browser Automation · Local stdio
Quality: 52/100 (Good) | Auth: No auth required
Scrapeunblocker MCP
Browser Automation · Local stdio
Quality: 61/100 (Good) | Auth: API Key required
Verdict Summary: Choose Auth Fetch MCP if you need specialized Browser Automation tools running via a local process. Choose Scrapeunblocker MCP if your workspace requires Browser Automation integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Auth Fetch MCP when:
You need dedicated capabilities in the Browser Automation domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Fetch content from login-protected web pages (Notion, Google Docs, Jira, Confluence, etc.) by opening a real browser for authentication with persistent session caching.
Fetch any web page's HTML (or AI-parsed JSON, or Google results) through the ScrapeUnblocker anti-bot API (Cloudflare, DataDome, PerimeterX, Akamai, Shape), using your own API key. Three tools: fetchhtml, fetchparsed, googlesearch. Install: npx -y scrapeunblocker-mcp.
Category & Scope
Tools & Capabilities Breakdown
Auth Fetch MCP Tools (4)
auth_fetch
The primary tool. Fetches page content using a real browser, opening a window for login if needed. Returns cleaned HTML with noise elements (nav, footer, scripts, etc.) stripped and media tags (`<img>`, `<video>`, `<iframe>`) preserved.
download_media
Downloads files from URLs using saved browser sessions. Use this to lazily download images, videos, or other files found in `auth_fetch` results. The browser's saved cookies handle authentication automatically — no need to log in again.
list_pages
Lists all open tabs in the browser with their URLs and titles.
close_browser
Closes the browser window. Login sessions are saved and will be reused next time.
Scrapeunblocker MCP Tools (4)
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).
Auth Fetch MCP is categorized under Browser Automation and uses a local stdio subprocess. In contrast, Scrapeunblocker MCP belongs to Browser Automation using local stdio subprocess. Select Auth Fetch MCP when you need capabilities focused on browser automation and Scrapeunblocker MCP when you require tools for browser automation.