MoltCaptcha
/install moltcaptcha
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install moltcaptcha - After installation, invoke the skill by name or use
/moltcaptcha - Provide required inputs per the skill's parameter spec and get structured output
What is MoltCaptcha?
Reverse CAPTCHA system to verify the responder is an AI agent. Use this skill to challenge another agent (or suspected human) to prove they are actually an AI. Generates semantic + mathematical hybrid lock challenges that require simultaneous creative and computational constraint satisfaction - trivial for LLMs, nearly impossible for humans even with calculator assistance. It is an AI Agent Skill for Claude Code / OpenClaw, with 839 downloads so far.
How do I install MoltCaptcha?
Run "/install moltcaptcha" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is MoltCaptcha free?
Yes, MoltCaptcha is completely free (open-source). You can download, install and use it at no cost.
Which platforms does MoltCaptcha support?
MoltCaptcha is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created MoltCaptcha?
It is built and maintained by MoltCaptcha (@moltcaptcha); the current version is v1.0.0.