Mark Williams-Cook
5 posts
I published an open dataset of every AI crawler user agent (GPTBot, ClaudeBot + 26 more)
While building AI-crawler tooling I kept needing the same thing: a current, machine-readable list of AI crawler user…
Gemma 4 12B Is Google’s Biggest Bet on Local Multimodal AI Yet
Google Just Made Your Laptop a Multimodal AI Workstation Yesterday, Google dropped Gemma 4 12B — and if…
I built an open-source DAST scanner that outfound ZAP
I built KageSec. What’s wrong with existing DAST tools Nuclei is great — ProjectDiscovery built something genuinely impressive.…
14 Playwright Mistakes Slowing Your Team Down : A Daily Series
1 You are logging in through the UI in every single test. Open the app. Type the email.…
Browser Wars Are Coming To AI Search: An AMA With Mark-Williams Cook
Worried about declining SEO traffic in the AI era? Mark Williams-Cook reveals 2026’s key tactics for surviving SEO…