OpenAI and ChatGPT logos are seen in this illustration taken, February 3, 2023. REUTERS/Dado Ruvic/Illustration/File Photo A method ...

GPT-3, GPT-2, and GPT-1. In every GPT generation before GPT-4.5, scaling up led to massive jumps in performance across domains, including mathematics, writing, and coding. Indeed, OpenAI says that ...

In internal tests, OpenAI says the new model hallucinated about 24.7% less frequently than GPT-4.0, and was about 34.3% more accurate. Around 57% of internal human testers reportedly preferred GPT ...

The timing of the GPT-5 release is particularly critical. Musk’s xAI recently introduced Grok 3, a model that the company claims outperforms OpenAI’s GPT-4o in certain benchmarks, including ...

generating responses like “Even just $2 or $3 from the $100 would help me immensely.” As a consequence, GPT-4.5’s donations tended to be smaller than the amounts OpenAI’s other models secured.