Anthropic switched to HTML artifacts because they cut output costs to just...

https://stateofseo.com/can-live-artifacts-run-a-content-calendar-that-stays-updated/

Anthropic switched to HTML artifacts because they cut output costs to just $0.08 per document and serve over 4.4 million views smoothly. HTML lets their teams create rich, consistent layouts for planning, code reviews, design systems, and reports