When your app is hosted on Vercel, the Vercel Firewall (WAF) can block QA.tech before your application runs. QA.tech identifies as QATechBot in theDocumentation Index
Fetch the complete documentation index at: https://docs.qa.tech/llms.txt
Use this file to discover all available pages before exploring further.
User-Agent header—you can add a firewall rule to bypass security checks for that traffic.
This is separate from Vercel Preview Protection (password protection, Vercel Authentication, deployment protection). Use this page for Firewall / WAF rules; use the preview guide for protected preview URLs.
Allow QATechBot with a custom rule
Create a custom firewall rule in your Vercel project that bypasses remaining rules when the User-Agent containsQATechBot:
Open Firewall settings
In the Vercel dashboard, open your project → Firewall (or Security → Firewall).
Add a custom rule
Create a new custom rule with these settings:
| Field | Value |
|---|---|
| Name | Allow QATechBot traffic |
| Description (optional) | Bypass security rules for QATechBot user agent to allow monitoring and testing |
| If | User Agent → Contains → QATechBot |
| Then | Bypass |

User-Agent reference
QA.tech appends this suffix to browser automation traffic:QATechBot (substring), which covers the full automation User-Agent.
CLI example
You can also add the rule with the Vercel CLI:Related
Vercel Preview Protection
Bypass deployment protection on preview URLs
QA.tech Bot
User-Agent format and traffic verification
IP Access
Allowlist QA.tech egress IPs
Cloudflare WAF & Turnstile
Edge blocking and Turnstile on Cloudflare