captcha.cc Human Verification for Claude.ai

cc.captcha/captchacc

Human verification CAPTCHA with visual and selective-listening audio challenges.

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

Install captcha.cc Human Verification in Claude.ai

Settings → Connectors → Add custom connector

https://captcha.cc/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

make_widget_snippet
make_siteverify_request
create_challenge

captcha.cc Human Verification in other clients

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

captcha.cc Human Verification MCP server