OpenAI Introduces o3 and o4-mini: Enhanced AI Models for Coding, Math, and Visual Analysis
On April 16, 2025, OpenAI unveiled two new artificial intelligence models: o3 and o4-mini. The o3 model represents a significant advancement as OpenAI's most sophisticated reasoning model to date, featuring capabilities such as web browsing, image generation, and visual comprehension. Its smaller counterpart, o4-mini, is optimized for speed and cost-efficiency while maintaining strong performance in complex tasks. Initially intended for integration into GPT-5, o3 was later designated for a separate release alongside o4-mini, with GPT-5 now expected to arrive in the coming months. These models were developed and evaluated under OpenAI's updated preparedness framework, ensuring their readiness for diverse applications.
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