Industry observers say GPT-4.5 is an “odd” model, question its price

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More OpenAI has announced the release of GPT-4.5, which CEO Sam Altman previously said would be the last non-chain-of-thought (CoT) model. The company said the new model “is not a frontier model” but is still its biggest large language model (LLM), with more computational efficiency. Altman said that, even though GPT-4.5 does not reason the same way as OpenAI’s other new offerings o1 or o3-mini, this new model still offers more human-like thoughtfulness. Industry observers, many of whom had early access to the new model, have found GPT-4.5 to be an interesting move from OpenAI, tempering their expectations of what the model should be able to achieve. Wharton professor and AI commentator Ethan Mollick posted on social media that GPT-4.5 is a “very odd and interesting model,” noting it can get “oddly lazy on complex projects” despite being a strong writer. Been u ... Read full article.