- OpenAI debuts GPT-4.5, its biggest model yet Axios
- OpenAI Unveils GPT-4.5 for More ‘Natural Conversation’ The New York Times
- OpenAI reveals GPT-4.5 amid flurry of new AI model releases Financial Times
- OpenAI rolls out GPT-4.5 for some paying users, to expand access next week Reuters
- Sam Altman says OpenAI’s new ChatGPT-4.5 is a more emotionally intelligent model but warns that it’s ‘expensive’ to train and run Business Insider
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