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OpenAI is preparing to launch as many as three new AI models, possibly called "o4-mini", "o4-mini-high" and "o3". Right now, ChatGPT has as many as five models, including GPT 4o (the non-reasoning ...

Sam Altman announced Friday that OpenAI will release o3 and o4 in anticipation of GPT-5's release later in 2025. The San Francisco-based company shelved o3 and o4 in February, saying its many ...