Marcio Castilho

Co-Founder of KnowBe4 and ReadingMinds.

@mcastilho 994 X followersFirst product launched 12mo ago

Total monthly visits: <5K; Sep 2026 · Below 5K floorAll others besides ReadingMinds are <5K
Public revenue: Undisclosed; No public revenue across products
Products: 2; Since Nov 2025
Latest launch: 8mo ago; ChatML<5K visits/mo

100% full-depth creator dossier open: complete product portfolio, 12-month combined traffic & MRR curves, shipping cadence, and timeline events.

Products

Products and research metrics
Product	Tagline	Category	Visits · Sep	MoM	Launched	Revenue	Actions
ReadingMindsreadingminds.aiStop Guessing Why Customers Buy, Stall, or Churn	Stop Guessing Why Customers Buy, Stall, or Churn	User Research & Testing	<5K	Prev <5K	2025-11	Undisclosed
ChatMLOSSchatml.comMission controlfor Claude Code	Mission controlfor Claude Code	AI Coding Assistants & Editors	<5K	Prev <5K	2026-03	Undisclosed

Launches, marketing, revenue milestones, and pricing/plan/positioning changes across products