Cover · stack1200 x 675 at 1:1. Click a part to select, click text to edit, Esc to deselect.
Playbook
Detecting agent traffic
How to identify AI agents
hitting your site.
Works on Vercel, Cloudflare, AWS CloudFront and NginxCheckly study of 7 agents
OpenClaw
Accept: text/markdown, text/html;q=0.9, */*;q=0.1
Claude Code
Accept: text/markdown, text/html, */*
Cursor
Accept: text/markdown,text/html;q=0.9,application/xhtml+xml;q=0.8,…
OpenCode
Accept: text/markdown;q=1.0, text/x-markdown;q=0.9, text/plain;q=0.8,…
Four different headers, one word in common. No browser ever sends it, and 15 lines of middleware log it.