Astria AI provides a fine-tuning API for generative imaging models, allowing developers to create personalized AI-generated images and videos. Their service enables the customization of models like Flux, Stable Diffusion, and HappyHorse for specific subjects, styles, or products, serving creators and businesses looking to integrate advanced generative features into their applications. Astria handles the underlying infrastructure for fast, scalable fine-tuning without requiring DevOps expertise.