Certly

▸ Prompt Lab (new!) Hands-on prompt-writing drills graded instantly, offline. Spot weak prompts, build strong ones block by block, and write your own to a precision rubric the skill the exam actually tests. ▸ Study by Domain Target exactly what you need: Agentic Architecture, Tool Design & MCP, AI Code Configuration, Prompt Engineering, and Context Management. ▸ Realistic Exam Simulation ~40 questions, scored 100–1000, with the same 720 passing threshold as the real thing. Know your number before test day. ▸ Detailed Explanations Understand why each answer is right and why the others are wrong. ▸ Smart Review with Spaced Repetition Missed questions come back at increasing intervals until you've truly mastered them. ▸ Daily Challenges & Streaks A fresh question every day. Build streaks, track accuracy by domain, and unlock achievements as you climb. ▸ Quick Study Mode Short on time? Jump into 10 random questions across all domains. HOW IT WORKS 1. Pick a domain, a quick session, or a prompt drill 2. Answer, then review the explanation 3. Take a full practice exam when your readiness score says you're ready Built for developers preparing for the AI Architect certification. Study smarter, not harder. Free to use, with optional one-time ad removal ($4.99). Independent study tool. Not affiliated with the exam provider.