Chrome MCP Secure vs Selenium MCP

In-depth architectural comparison of the Chrome MCP Secure and Selenium 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 Chrome MCP Secure when:

• You need dedicated capabilities in the Browser Automation domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: COMPLIANCE_LOG_FORMAT, COMPLIANCE_LOG_DIR, SYSLOG_HOST, SYSLOG_PORT.
• Primary tools included: health, navigate, get_tabs.

Explore Chrome MCP Secure Details

Choose Selenium 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).
• Primary tools included: start_browser, navigate, take_screenshot.

Feature & Specification Comparison

Specification	Chrome MCP Secure Pantheon-Security Browser Automation	Selenium MCP seleniumboot Browser Automation
Summary	Security-hardened Chrome automation with post-quantum encryption (ML-KEM-768 + ChaCha20-Poly1305), secure credential vault, memory scrubbing, and audit logging. 22 tools for browser automation and secure logins.	Python MCP server for Selenium WebDriver — 84 tools for browser automation, element interactions, assertions, and self-healing locators, plus codegen for Java TestNG / JUnit 5 / Cucumber / pytest / C NUnit / Playwright and CI pipelines (GitHub Actions / Jenkins / GitLab CI). No ChromeDriver setup needed.
Category & Scope

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": {
    "pantheon-security-chrome-mcp-secure": {
      "url": "https://img.shields.io/badge/Version-2.3.0-brightgreen.svg)](./CHANGELOG.md"
    }
  }
}

{
  "mcpServers": {
    "seleniumboot-selenium-mcp": {
      "command": "uvx",
      "args": [
        "seleniumboot-mcp"
      ]
    }
  }
}

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