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mcp/harbor
Grok

Proof of Type Input for Grok

com.proofoftype/input

Add a text box that proves a human typed it, not AI. Code for any framework; verify proof tokens.

client:Grok transport:streamable-http tools:3

Install Proof of Type Input in Grok

.mcp.json (in your project root) 

{
  "mcpServers": {
    "input": {
      "type": "http",
      "url": "https://www.proofoftype.com/mcp"
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

What Grok can do once it is connected

Proof of Type Input in other clients

Proof of Type Input MCP server