
AI to transform YouTube content into interactive courses
What they do: Personalized online exam prep (SAT, ACT, NYC SHSAT, others) with diagnostics, full-length practice exams, progress tracking, gamification and an AI tutor.
Founding year: 2025
Founders / leadership: Tyrone Davis III (Co‑Founder & CEO); Guang Cui (Co‑Founder & CTO)
Funding: Pre‑Seed announced 2025-03-12; lead investor Y Combinator; amount not publicly disclosed; SBXi participated.
Legal/operator name: Operated by Xcellent Technologies Inc.
Standardized test preparation / education
2025
Education / EdTech
Round lists two investors (Y Combinator as lead; SBXi also participated); amount not publicly disclosed.
“Y Combinator led the Pre‑Seed; SBXi also participated”