OpenAI on Friday launched a new AI “reasoning” model, o3-mini, the newest in the company’s o family of reasoning models. OpenAI first previewed the model in December alongside a more capable system ...

On Friday, OpenAI made o3-mini, the company's most cost-efficient AI reasoning model so far, available in ChatGPT and the API. OpenAI previewed the new reasoning model last December, but now all ...

OpenAI is making a smaller, more efficient version of its cleverest artificial intelligence model available for free as it seeks to answer the hype and enthusiasm swirling around a new open source ...

UPDATE: Apr. 16, 2025, 2:18 PM EDT Now that the OpenAI livestream has ended, this article has been updated with the latest information about the o3 and o4-mini launch. OpenAI's o3 and o4-mini models ...

Microsoft Corp.-backed MSFT OpenAI has introduced the o3-mini, a new model in its reasoning series. It will be available on Friday in both ChatGPT and the API. What Happened: The o3-mini model, ...

Microsoft Corp. researchers today open-sourced Pi-3 Mini, a language model with 3.8 billion parameters that can outperform neural networks more than 10 times its size. The company says that Pi-3 Mini ...

First reported by TechCrunch, OpenAI's system card detailed the PersonQA evaluation results, designed to test for hallucinations. From the results of this evaluation, o3's hallucination rate is 33 ...

Microsoft has just launched Phi-3-Mini, a small but mighty AI model that can carry out tasks like content creation while running locally on smartphones and laptops, making it ideal for companies with ...

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