Superhuman

“Email client known for its high-quality onboarding, strict ICP discipline, and obsessive focus on delivering core product value quickly — Frédéric Renken worked there and directly applied its playbook to Lassie.”

“Superhuman acquired GPTZero (19M users, $30M ARR); signals AI content authentication becoming a mainstream enterprise need”

“Footwork-backed AI detection startup GPTZero agreed to be acquired by Superhuman, which develops AI for writing assistance.”