Explore key differences, creative applications, and whether the price increase is justified for your needs. Uncover GPT-4.5 ...

OpenAI researchers said the new model was the company’s “best chat model yet,” citing an improved knowledge base and better contextual understanding.

though GPT-4.5 did score a little higher on language benchmarks. The researchers say these measurements don’t capture the full story. “We would expect the difference in 4.5 to be similar to ...