Anthropic switched to HTML artifacts for internal planning, code reviews,...

https://rapid-wiki.win/index.php/What_Was_the_PR_Test_Setup_with_280_Modified_Lines_and_4_Files_Touched%3F

Anthropic switched to HTML artifacts for internal planning, code reviews, design systems, and reports because HTML cuts output costs by 8 cents per document and loads content 5 times faster than Markdown. With over 4