MCP Server Tempmail vs Agentsim MCP

In-depth architectural comparison of the MCP Server Tempmail and Agentsim 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 MCP Server Tempmail 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).
• Primary tools included: get_email_domains, create_email, list_emails.

Explore MCP Server Tempmail Details

Choose Agentsim MCP 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).
• Primary tools included: open_challenge, wait_for_verdict, get_messages.

Explore Agentsim MCP Details

Feature & Specification Comparison

Specification	MCP Server Tempmail Communication	Agentsim MCP Communication
Summary	MCP server for temporary email management using ChatTempMail API	Real SIM-backed mobile numbers for AI agents to receive SMS and OTP codes.
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": {
    "mcp-server-tempmail": {
      "command": "npx",
      "args": [
        "--from",
        "git+https://github.com/Selenium39/mcp-server-tempmail.git",
        "mcp-server-tempmail"
      ]
    }
  }
}

{
  "mcpServers": {
    "mcp-165": {
      "command": "uvx",
      "args": [
        "agentsim-mcp"
      ]
    }
  }
}

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