Kernel MCP Server vs Siteglass MCP

In-depth architectural comparison of the Kernel MCP Server and Siteglass 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.

Which MCP Server Should You Choose?

Choose Kernel MCP Server when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: manage_browsers, manage_profiles, manage_projects.

Explore Kernel MCP Server Details

Choose Siteglass MCP when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: siteglass_scan_local, siteglass_render, siteglass_get_render.

Explore Siteglass MCP Details

Feature & Specification Comparison

Specification	Kernel MCP Server Developer Tools	Siteglass MCP siteglassio Developer Tools
Summary	Access Kernel's cloud-based browsers and app actions via MCP (remote HTTP + OAuth).	Archive any URL to a shareable rrweb/pdf/png snapshot + agent-driven web QA (scan, run E2E flows).
Category & Scope	Developer Tools	Developer Tools

Tools & Capabilities Breakdown

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).

{
  "mcpServers": {
    "kernel-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote"
      ]
    }
  }
}

{
  "mcpServers": {
    "mcp-356": {
      "command": "npx",
      "args": [
        "-y",
        "siteglass-mcp"
      ]
    }
  }
}

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