Frase SEO vs Proofsource

In-depth architectural comparison of the Frase SEO and Proofsource 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 Frase SEO when:

• You need dedicated capabilities in the Marketing domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• You have access to required keys: FRASE_API_KEY.
• Primary tools included: list_sites, create_site, list_briefs.

Explore Frase SEO Details

P

Choose Proofsource when:

• You need dedicated capabilities in the Marketing domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: OAuth 2.0 (Paid Service).
• Primary tools included: list_brands, list_topics, get_visibility.

Explore Proofsource Details

Feature & Specification Comparison

Specification	Frase SEO Marketing	P Proofsource Marketing
Summary	SEO, GEO & AI Visibility — research, write, optimize, publish & monitor content. 120 tools.	AI visibility for your brand: which buyer questions name you in ChatGPT, Perplexity, Claude and Google AI Overviews, which competitors AI recommends instead, which sources it cites, and what to fix. Remote server with OAuth sign-in.
Category & Scope	Marketing	Marketing

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": {
    "frase-seo-3": {
      "command": "npx",
      "args": [
        "-y",
        "@frase/mcp-server"
      ],
      "env": {
        "FRASE_API_KEY": "YOUR_FRASE_API_KEY_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "proofsource": {
      "url": "https://app.proofsource.co/v1/mcp"
    }
  }
}

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