The GPT-4o model or GPT4 Omni is the latest version of GPT from OpenAI, released on May 15, 2024. This model has surprised everyone with its multimedia capabilities, including image and audio processing, and is currently available in both text and image formats with ChatGPT. Compared to earlier models, GPT-4o speaks twice as fast in English and four times faster in Persian, and it has significantly higher reasoning and programming abilities than previous models.