GPT-4.5 doesn't "think" like the company's state-of-the-art reasoning models, but in training the new model OpenAI made architectural enhancements and gave it access to more data and compute power.

Learn More The release of OpenAI GPT-4.5 has been somewhat disappointing ... There is little detail about the model’s architecture or training corpus, but we have a rough estimate that it ...

OpenAI launched GPT-4o image generation this week, bringing more advanced image generation capabilities to ChatGPT and Sora.

Uncover the strengths and limitations of GPT-4.5 vs Grok 3, plus the latest AI innovations in OCR, voice assistants, and ...

The new model seems to prove that longstanding ... although Anthropic has not provided details about its architecture. For now, it seems that GPT-4.5 may be the last of its kind—a technological ...

GPT-4.5’s development reflects both its strengths and the challenges inherent in creating advanced AI systems. While the model benefits from expanded pre-training and a larger architecture ...

along with architecture and optimization innovations. GPT‑4.5 was trained on Microsoft Azure AI supercomputers. The result is a model that has broader knowledge and a deeper understanding of the ...

In response, the inference model GPT-4o states, 'I'm sorry,' and lists ... as much computing power and data as possible and improve architecture and optimization. A comparison of the accuracy ...

To access GPT-4.5’s API, OpenAI is charging developers $75 for every million input tokens (roughly 750,000 words) and $150 for every million output tokens ...

along with architecture and optimisation innovations,” it said. GPT‑4.5 was trained on Microsoft Azure AI supercomputers. The result is a model that has broader knowledge and a deeper ...