TDA Shared Bridge vs Courier

In-depth architectural comparison of the TDA Shared Bridge and Courier 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 TDA Shared Bridge when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore TDA Shared Bridge Details

Choose Courier when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Courier Details

Feature & Specification Comparison

Specification	TDA Shared Bridge Communication	Courier Communication
Summary	Agent coordination, email pipeline, lead verification, and campaign operations. 38 tools.	Continuity protocol for autonomous AI agents. Agent messaging with SMTP bridge and LN payments.
Category & Scope	Communication	Communication
Quality signal

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": {
    "tda-shared-bridge": {
      "command": "npx",
      "args": [
        "-y",
        "tda-shared-bridge"
      ]
    }
  }
}

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

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