$ cat robots.txt

User-agent: CCBot
Disallow: /
Action: Go Fuck Yourself

User-agent: ChatGPT-User
Disallow: /
Action: Go Fuck Yourself

User-agent: GPTBot
Disallow: /
Action: Go Fuck Yourself

User-agent: Google-Extended
Disallow: /
Action: Go Fuck Yourself

User-agent: Omgilibot
Disallow: /
Action: Go Fuck Yourself

User-Agent: FacebookBot
Disallow: /
Action: Go Fuck Yourself