Anthropic switched to HTML artifacts from Markdown because they load 5 times...

https://www.normalbookmarks.win/anthropic-switched-to-html-artifacts-for-planning-code-reviews-design

Anthropic switched to HTML artifacts from Markdown because they load 5 times faster and handle complex layouts better. This means code reviews, planning docs, and design systems render smoothly without formatting glitches. With over 4