GPT-5 is almost here, and we’re hearing good things. The early reaction from at least one person who’s used the unreleased ...

According to OpenAI, o1 “ranks in the 89th percentile on competitive programming questions (Codeforces), places among the top 500 students in the U.S. in a qualifier for the USA Math Olympiad ...

OpenAI's o1-preview model scored impressively on benchmarks of human intelligence and coding skills, but it also knowingly supplies incorrect answers some of the time, the company found.

ChatGPT is getting even smarter. OpenAI has unveiled its latest model, GPT-4.5. The new model is already available to ChatGPT Pro users and developers.

OpenAI released its new o1 models on Thursday, giving ChatGPT users their first chance to try AI models that pause to “think” before they answer. There’s been a lot of hype building up to ...

The o1-preview and o1-min models are limited to text inputs and outputs for now, and are therefore unlikely at this time to supplant third-party developers’ usage of GPT-4o, OpenAI’s last most ...

GPT-4 still serves as the base model available for free-tier ChatGPT users. For most casual users, GPT-4 and its “omni” variants are plenty capable of performing the inference tasks that you need.

OpenAI's formal GPT-4 paper breaks with the AI practice of disclosing a program's technical details.

If you're looking for a guide on which model to use and when, you're in the right place. GPT-4 and GPT-4o. OpenAI first released GPT-4 in 2023 as its flagship large language model.

Despite some of its limitations, GPT-4.5 hallucinates a lot less than GPT-4o, according to OpenAI, and slightly less than its o1 model. “We aligned GPT-4.5 to be a better collaborator, making ...