GPT-5’s debut will be preceded by the release of a less capable large language model, GPT-4.5, in the coming weeks. The latter algorithm is the successor to the company’s general-purpose GPT-4o model. GPT-4o is less adept at tasks such as generating code than OpenAI’s reasoning-optimized LLMs, but it offers significantly lower inference costs.

Sam Altman, the CEO of OpenAI, has announced that GPT-5, the upcoming major advancement in artificial intelligence, is set to launch in just a

In a new roadmap, Sam Altman suggests we can expect GPT-4.5 in weeks and GPT-5 in months. OpenAI will also do away with its 'model picker' in favor of 'unified intelligence.'