Truecopy vs Arc Gate MCP

In-depth architectural comparison of the Truecopy and Arc Gate 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 Truecopy 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).
• Primary tools included: Poison scanning for MCP tools and skills, Content-hash lockfile pinning, Optional Ed25519 signing.

Explore Truecopy Details

Choose Arc Gate MCP 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).
• Primary tools included: fetch.

Explore Arc Gate MCP Details

Feature & Specification Comparison

Specification	Truecopy askalf Security	Arc Gate MCP 9hannahnine-jpg Security
Summary	Supply-chain gate for agent skills and MCP servers — scans tool definitions for poisoned instructions, pins vetted servers by content hash in a committed lock, and verifies drift in CI; the bundled truecopy-mcp proxy exposes only pinned, unmodified tools from a live server.	Runtime governance for MCP tool calls. Blocks prompt injection and capability abuse before tool results reach your agent.
Category & Scope

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": {
    "askalf-truecopy": {
      "command": "npx",
      "args": [
        "-y",
        "@askalf/truecopy"
      ]
    }
  }
}

{
  "mcpServers": {
    "9hannahnine-jpg-arc-gate-mcp": {
      "command": "uvx",
      "args": [
        "mcp-server-fetch"
      ]
    }
  }
}

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