GPT-6.1 Terra vs Claude 5.5: Same Prompt, Not Even Close

OpenAI just launched GPT-6.1 Terra, the new middle model between Luna and Sol at half the price of Sol. I gave the same prompt (a working diecast RX-7 with an animated Wankel engine, plus five reference photos) to Terra on Light and High, Sol on Medium, and Claude Opus 5.5 on Medium. The OpenAI models needed a "3d pls" follow-up. Claude never got one. Then: pricing, benchmarks, and the three new math and physics results OpenAI announced today, explained like I'm five. Reference photos: Mazda RX-7 FD owned by @spicy.builds, photos by @dielowdrivers, via @dailyjdmcontent on Instagram. (The licen