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

https://www.third-bookmarks.win/anthropic-switched-from-markdown-to-html-artifacts-for-internal-planning-code

Anthropic switched to HTML artifacts because they cut output costs to just $0.08 per report and handle 5 times lower latency than Markdown tools. This means their teams get faster feedback and clearer layouts for planning, code reviews, and design docs