Amazon Ads MCP vs Esimfly MCP

In-depth architectural comparison of the Amazon Ads MCP and Esimfly 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 Amazon Ads 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).
• Primary tools included: Amazon Advertising API access over MCP, Campaign and profile operations, Reporting, DSP, and AMC workflows.

Explore Amazon Ads MCP Details

E

Choose Esimfly 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 Esimfly MCP Details

Feature & Specification Comparison

Specification	Amazon Ads MCP Developer Tools	E Esimfly MCP Developer Tools
Summary	Amazon Ads API MCP server for Amazon Advertising API	eSIMfly Business API: search eSIM plans, check usage, diagnose eSIMs, optionally order (confirmed)
Category & Scope	Developer Tools	Developer Tools
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": {
    "amazon-ads-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "amazon-ads-mcp"
      ]
    }
  }
}

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

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