4da MCP Server vs SkillFM BYOK Vault

In-depth architectural comparison of the 4da MCP Server and SkillFM BYOK Vault 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 4da MCP Server when:

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

Explore 4da MCP Server Details

Choose SkillFM BYOK Vault when:

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

Explore SkillFM BYOK Vault Details

Feature & Specification Comparison

Specification	4da MCP Server Security	SkillFM BYOK Vault Security
Summary	Dependency intelligence for AI agents. CVE scanning, health checks, upgrade planning.	BYOK vault, provider API key guidance, usage visibility, and SkillFM Beacon checks for MCP agents.
Category & Scope	Security	Security
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": {
    "4da-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@4da/mcp-server"
      ]
    }
  }
}

{
  "mcpServers": {
    "skillfm-byok-vault": {
      "command": "npx",
      "args": [
        "-y",
        "@skillfm/byok-vault-mcp@latest"
      ]
    }
  }
}

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