Asc MCP vs Build

In-depth architectural comparison of the Asc MCP and Build 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 Asc MCP when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: ASC_MCP_COMPANIES_CONFIG.
• Primary tools included: 502+ tools across 33 App Store domains plus core domains, Support for app releases, TestFlight, monetization, marketing, and feedback, Read-only mode and confirmation safeguards for safer automation.

Explore Asc MCP Details

Choose Build 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: Schema-validated structured JSON output, Human-readable MCP content output, TypeScript compiler support.

Feature & Specification Comparison

Specification	Asc MCP zelentsov-dev Developer Tools	Build Developer Tools
Summary	App Store Connect API server with 208 tools for managing apps, builds, TestFlight, subscriptions, reviews, and more — directly from any MCP client.	Structured build tool output (tsc, generic commands) as typed JSON diagnostics.
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": {
    "zelentsov-dev-asc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "zelentsov-dev-asc-mcp"
      ],
      "env": {
        "ASC_MCP_COMPANIES_CONFIG": "YOUR_ASC_MCP_COMPANIES_CONFIG_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "build": {
      "command": "npx",
      "args": [
        "-y",
        "@paretools/init"
      ]
    }
  }
}

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