OpenAI has recently released two advanced versions of its GPT-4 model, enhancing the capabilities and applications of AI-driven technologies. The GPT-4 128k model, launched on April 16, 2024, features a longer context window, broadening its use cases. Simultaneously, the GPT-4 Turbo, released on April 9, 2024, has been upgraded to include improved natural language processing, mathematical, and coding abilities, boasting a significant increase in performance with a HumanEval score of 88.2%, surpassing its previous score of 67% as well as competitors like Anthropic's Claude 3 Opus with a score of 84.9%. Additionally, the GPT-4 Turbo model now supports vision, allowing it to interpret images. These developments mark a significant step in AI technology, making these powerful tools more versatile and accessible.