Create Vercel Firewall rules with natural language (opens in new tab)

**Published:** May 12, 2026 | **Authors:** Yash Kothari --- Vercel Firewall now lets you create WAF custom rules using natural language. Describe the behavior you need and the dashboard will generate the rule. Visit the firewall custom rules page to try creating a rate-limiting rule: WAF custom rules let you control traffic to your site by logging, blocking, challenging, rate limiting, or redirecting requests based on conditions like IP address, path, country, user agent, and more. For e...