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New models and developer products announced at DevDay

Today, we shared dozens of new additions and improvements, and reduced pricing across many parts of our platform. These include: New GPT-4 Turbo model that is more capable, cheaper and supports a 128K context window. New Assistants API that makes it easier for developers to build their own assistive AI apps. New multimodal capabilities in the platform, including vision, image creation (DALLĀ·E 3), and text-to-speech (TTS). We also released GPT-4 Turbo with 128k context window, function calling updates, improved instruction following and JSON mode. Learn more about OpenAI DevDay announcements for ChatGPT.