Attest MCP vs MCP Hangar

In-depth architectural comparison of the Attest MCP and MCP Hangar 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 Attest 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 Attest MCP Details

M

Choose MCP Hangar 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 MCP Hangar Details

Feature & Specification Comparison

Specification	Attest MCP Developer Tools	M MCP Hangar Developer Tools
Summary	Credential enforcement middleware for MCP servers — verifies scoped tokens on every tool call	Policy enforcement plane for MCP: every tool call ends in a verdict. Self-hosted, MIT.
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": {
    "attest-mcp-2": {
      "command": "npx",
      "args": [
        "-y",
        "attest-mcp-2"
      ]
    }
  }
}

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

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