ABOUT
About the author
Michał Kuliński builds CERTain·exam. He is a software engineer who builds AI systems and automations, and he holds the Claude Certified Architect – Professional certification.
Certification
Claude Certified Architect – Professional (CCAR-P), valid 21 Sep 2026 – 21 Sep 2027.
Why this site exists
He prepared for the exam with his own study system: a short diagnostic check, practice by topic, every mistake turned into a card that comes back until it is solved, and full timed practice exams.
CERTain·exam turns that method into a practice platform for AI certification exams.
How the questions are written
Every question is original, written from the public exam guide and public documentation, and every explanation links to a public source. We never use content from real exam sessions.
Independent
CERTain·exam is an independent practice site. It is not affiliated with, endorsed by or sponsored by Anthropic.