gpt-5-nano: Fast, Efficient Text Generation
gpt-5-nano is OpenAI’s fastest and most efficient large language model for text generation. It’s designed for users who need high-quality outputs with customizable verbosity and reasoning effort, making it ideal for both quick answers and deeper insights. The model supports both prompt-based and message-based inputs, and can process image inputs for multimodal tasks. With flexible control over response length and depth, gpt-5-nano is your go-to solution for scalable, reliable AI text generation.