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

https://magic-wiki.win/index.php/What%E2%80%99s_a_Realistic_Example_of_an_HTML_Artifact_Report_That_Swaps_Only_the_JSON_Block%3F

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