OpenAI announced on Thursday it is launching GPT-4.5, the much-anticipated AI model code-named Orion. GPT-4.5 is OpenAI’s largest model to date, trained using more computing power and data than any of the company’s previous releases.
Despite its size, OpenAI notes in a whitepaper that it does not consider GPT-4.5 to be a frontier model.
Subscribers to ChatGPT Pro, OpenAI’s $200-a-month plan, will gain access to GPT-4.5 in ChatGPT starting Thursday as part of a research…
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https://techcrunch.com/2025/02/27/openai-unveils-gpt-4-5-orion-its-largest-ai-model-yet/
