Baryon — Proton Mail via Bridge vs Proton Safe MCP

In-depth architectural comparison of the Baryon — Proton Mail via Bridge and Proton Safe 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 Baryon — Proton Mail via Bridge 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).

Explore Baryon — Proton Mail via Bridge Details

Choose Proton Safe 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).

Explore Proton Safe MCP Details

Feature & Specification Comparison

Specification	Baryon — Proton Mail via Bridge Developer Tools	Proton Safe MCP Developer Tools
Summary	Read Proton Mail and save drafts through your local Proton Mail Bridge.	Read and search Proton Mail, then create human-approved drafts without send capability.
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": {
    "baryon-proton-mail-via-bridge": {
      "command": "npx",
      "args": [
        "-y",
        "baryon-proton-mail-via-bridge"
      ]
    }
  }
}

{
  "mcpServers": {
    "proton-safe-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "proton-safe-mcp"
      ]
    }
  }
}

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