This article claimed they had single-digit monthly cash burn in August, when they had over $500M ARR (so let's say $41M monthly) and 150 employees. If that is true, they are spending way less than 200% of revenue.

"Anysphere runs pretty lean with around 150 employees and has a single digit monthly cash burn, a source tells me."

https://www.newcomer.co/p/cursors-popularity-has-come-at-a