OpenAI launches long-awaited GPT-4.5 — but ‘Orion’s’ capabilities already lag competitors

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GPT-4.5 represents the end of an era for OpenAI, as the action shifts to reasoning models Read More
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https://fortune.com/2025/02/27/openai-gpt-4-5-orion-launch-sam-altman-benchmarks/


Jeremy Kahn