OpenAI would not disclose exactly how large GPT-4o mini is, but said it's roughly in the same tier as other small AI models, such as Llama 3 8b, Claude Haiku and Gemini 1.5 Flash.

OpenAI has introduced its new GPT-4o Mini model, which is smarter and more “cost-efficient.” The AI giant released its earlier model, GPT-3.5 Turbo, which is not quite as capable.

Leading artificial intelligence lab OpenAI is releasing a smaller, faster and cheaper version of its hugely popular GPT-4o AI model today. The new mini model is designed to replace GPT-3.5 Turbo ...

Microsoft-backed OpenAI introduces GPT-4o mini, a more affordable and compact AI model. Aimed at developers and businesses, GPT-4o mini offers a cost-effective alternative to GPT-4o.

April 17, 2025: OpenAI has released o3 and 04-mini, two reasoning AI models designed to be extra good at programming, math, ...

OpenAI has again confirmed that it will unify multiple models into one and create GPT-5, which is expected to ship sometime ...

However, in the StrongReject jailbreak test—an academic benchmark for safety under adversarial conditions—GPT-4.1 scored 0.23, behind models like GPT-4o-mini and o3.

GPT-4o mini, the more affordable and efficiency-focused model that OpenAI launched last year, is also being replaced with GPT-4.1 mini as the default option in ChatGPT for all users, including ...

Meanwhile, GPT-4.1 mini will replace GPT-4o mini in ChatGPT for all users, including the free ones. According to OpenAI’s model release notes , GPT-4o will still be the default model for free users.

OpenAI said free users will still have daily usage limits, but once they hit the maximum number of queries using GPT-4o, they’ll fall back to GPT-4.1 mini instead of GPT-4o mini, as before.

The company says GPT-4o mini outperforms industry-leading small AI models on reasoning tasks involving text and vision. As small AI models improve, they are becoming more popular for developers ...