AXIOS February 27, 2025
Ina Fried

OpenAI on Thursday released an early version of GPT-4.5, a significant update to the large language model underlying ChatGPT that OpenAI says will be better at recognizing patterns and drawing connections.

Why it matters: The release marks the next evolution of OpenAI’s flagship model lineage that has been an industry front-runner since the start of the generative-AI boom.

Driving the news: This is OpenAI’s largest model yet — though the company declined to offer details about its size or the computing resources it took to train it.

  • GPT-4.5 should hallucinate less, follow instructions better and deliver interactions that feel more natural.
  • The “research preview” version of GPT 4.5 that was released Thursday supports real-time search and image and file...

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Topics: AI (Artificial Intelligence), Technology
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