Prodia is a strong contender, using the Stable Diffusion technology for AI image generation. It produces results in under 2 seconds and cuts production costs compared to traditional cloud services. Prodia supports multiple image models and offers flexible subscription plans, including a free API key for easy onboarding.
Another good option is getimg.ai, which offers a broad range of AI tools to create and edit images. The service includes tools like an AI Generator for turning text into images, Image to Video conversion, and Real-Time AI Generation, so it's good for generating high-resolution images and fast processing. getimg.ai offers several pricing plans based on credits, so you can pick what's best for you.