Archstone vs Valem

In-depth architectural comparison of the Archstone and Valem 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 Archstone 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 Archstone Details

Choose Valem when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Valem Details

Feature & Specification Comparison

Specification	Archstone Developer Tools	Valem Developer Tools
Summary	Compile your own business capabilities from declarative YAML and serve them as MCP tools.	Valem - Deterministic reactive state models. Create your own calculators/forms with AI
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": {
    "archstone": {
      "command": "npx",
      "args": [
        "-y",
        "npm"
      ]
    }
  }
}

{
  "mcpServers": {
    "valem": {
      "url": "https://valem.run/)**"
    }
  }
}

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