Socialbridge MCP vs Substack MCP

In-depth architectural comparison of the Socialbridge MCP and Substack 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 Socialbridge MCP when:

• You need dedicated capabilities in the Social Media domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: social_profile, social_posts, social_search.

Explore Socialbridge MCP Details

Choose Substack MCP when:

• You need dedicated capabilities in the Social Media domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (Free / Open Source).
• You have access to required keys: SUBSTACK_PUBLICATION_URL, SUBSTACK_SESSION_TOKEN, SUBSTACK_USER_ID, SUBSTACK_MCP_HOME.
• Primary tools included: get_subscriber_count, list_published_posts, list_drafts.

Feature & Specification Comparison

Specification	Socialbridge MCP Social Media	Substack MCP conorbronsdon Social Media
Summary	Unified social-media data across 10 networks: profiles, posts, search, comments, cross-search.	MCP server for Substack — read posts, manage drafts, publish Notes, get comments, and upload images. Safe by design: cannot publish or delete posts.
Category & Scope	Social Media

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": {
    "socialbridge-mcp": {
      "url": "https://socialbridge-mcp.vercel.app/mcp"
    }
  }
}

{
  "mcpServers": {
    "conorbronsdon-substack-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@conorbronsdon/substack-mcp"
      ],
      "env": {
        "SUBSTACK_PUBLICATION_URL": "YOUR_SUBSTACK_PUBLICATION_URL_HERE",
        "SUBSTACK_SESSION_TOKEN": "YOUR_SUBSTACK_SESSION_TOKEN_HERE",
        "SUBSTACK_USER_ID": "YOUR_SUBSTACK_USER_ID_HERE",
        "SUBSTACK_MCP_HOME": "YOUR_SUBSTACK_MCP_HOME_HERE"
      }
    }
  }
}

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