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

https://wiki-spirit.win/index.php/When_Should_I_Still_Use_Markdown_Instead_of_HTML_Artifacts%3F

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