Bijan Bowen evaluates Grok 4.6 at its highest reasoning setting through a browser operating system, two games, a printable engine model and several demanding front-end tasks. The browser result was polished but not exceptional, while a C++ skate game improved after feedback without becoming the strongest example in the test set.
The model performed better on physical and visual design. Its engine assembly included a motor mount that fit the requested hardware and produced printable geometry, while a 3D iPod Mini site combined strong modelling, materials and presentation. A wedding-planning interface with an animated avatar was another standout front-end result.
A Subway-style first-person game was also solid, and the broader set showed reliable design taste across varied prompts. The review places Grok 4.6 close to frontier systems, particularly for front-end work, but stops short of calling it the clear leader when the strongest competing models still produce better results on some coding and game tasks.
Watch the original on YouTube