Hopefully this breakdown saves you time and helps cut through the noise. If OpenAI adds another three models next quarter, we’ll be back.

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OpenAI's GPT model lineup has become complex with various models available for different uses as of spring 2025. Models like GPT-4o, o3, GPT-4.5, and o4-mini offer specialized capabilities for tasks ranging from general use and multimodal tasks to complex reasoning and fast query handling. Pricing varies significantly across models, with GPT-4o being a versatile multimodal model and o4-mini offering rapid, low-cost solutions. OpenAI has also introduced a new image generation API, highlighting the platform's expanding capabilities.

The State of OpenAI’s GPT Models – Spring 2025

The GPT Lineup Today Is Powerful – But Confusing