Proof of Type Input for Claude.ai

com.proofoftype/input

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

client:Claude.ai transport:streamable-http tools:3

Install Proof of Type Input in Claude.ai

Settings → Connectors → Add custom connector

https://www.proofoftype.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

get_quickstart
verify_proof
explain

Proof of Type Input in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

Proof of Type Input MCP server