Can AI replace a controller? I tested ChatGPT on a simple parent-subsidiary scenario. It looked confident—but failed key steps, double-counted equity, and broke the balance sheet. It eventually fixed itself after multiple prompts. Verdict: AI still can’t replace a controller.

Can AI handle basic math? I tested ChatGPT, Gemini, and Claude on 5th-grade word problems. All three delivered perfect results—accurate answers, clear explanations, and zero errors. A simple test. Results can still vary

Simple AI image test: ChatGPT, Claude, Grok, and Gemini all given the exact same prompt with no optimization. The differences were striking from cartoonish interpretations to near-photorealistic scenes revealing each model’s instincts, strengths, and blind spots right out of the box.