Puter MCP vs Uranium MCP

In-depth architectural comparison of the Puter MCP and Uranium 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 Puter MCP 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 Puter MCP Details

U

Choose Uranium 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 Uranium MCP Details

Feature & Specification Comparison

Specification	Puter MCP Developer Tools	U Uranium MCP Developer Tools
Summary	Puter MCP enables AI tools to interact with Puter: manage files, websites, workers, and more	MCP for Uranium NFT tools to mint, list, and manage digital assets on the permaweb.
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": {
    "mcp-server-43": {
      "url": "https://assets.puter.site/puter-logo.png"
    }
  }
}

{
  "mcpServers": {
    "uranium-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "uranium-mcp"
      ]
    }
  }
}

Related MCP Server Comparisons