GPT-4.5 also appears to lag Anthropic's Claude 3.7 Sonnet model, which the rival AI shop unveiled earlier this week, according to benchmark scores users have posted to social media.

This comes from a report by The Information, citing OpenAI employees, who claim that the increase in quality seen with Orion is ‘far smaller’ than that witnessed when moving from GPT-3 to GPT-4.

OpenAI's Orion model falls ... reporting that the model’s new enhancements were minimal compared to those introduced in the transition from GPT-3 to GPT-4. While OpenAI has long held its ...

When compared to the competition, OpenAI claims that GPT-4o mini scores 82% on MMLU, a benchmark that measures reasoning, compared to 79% for Gemini 1.5 Flash and 75% for Claude 3 Haiku.

OpenAI has again confirmed that it will unify multiple models into one and create GPT-5, which is expected to ship sometime ...

Citing anonymous OpenAI employees, the report claims the Orion model has shown a “far smaller” improvement over its GPT-4 predecessor than GPT-4 showed over GPT-3.

GPT-5 will unify OpenAI’s models with new reasoning and multimodal powers. Learn about the release timeline, access tiers, ...

Microsoft listed OpenAI as a direct competitor for the first time in an SEC filing in August, just months after OpenAI released GPT-4o, a faster model that it made free to all ChatGPT users.

OpenAI has begun rolling out its newest AI model, GPT-4.5, to users on its ChatGPT Plus tier. In a series of posts on X, OpenAI said that the rollout will take “1-3 days,” and that it expects ...