<ul><li>OpenAI has started testing a new 'reasoning' AI model family, o3 and o3-mini, as it competes with tech giants like Google.</li><li>o3 is the successor to o1 and is designed for complex programming, maths, and science tasks.</li><li>The models spend time analyzing their responses before answering queries, making them reliable but computationally expensive.</li><li>OpenAI plans to launch o3-mini by the end of January and full o3 afterwards, with safety researchers able to preview o3-mini.</li></ul>

OpenAI Starts Testing New ‘Reasoning’ AI Model

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