Another good option is Literally Anything, a browser-based AI tool for creating digital assets like apps, games and widgets. You type your prompts into a text box and get your results immediately. It's good for rapid prototyping and proof-of-concept work so you can concentrate on your creative ideas without having to write any code.
If you're interested in 3D models specifically, 3DFY.ai is an AI-based system that can create 3D models from text prompts. It can be used for simulation, e-commerce, gaming and AR/VR. The company offers a range of services, including text-to-3D and image-to-3D, so it's a good option for creating 3D assets quickly.
If you're looking for high-quality images, getimg.ai offers a powerful platform for generating and editing images from text prompts. It includes an AI Generator, Image to Video conversion, and a Real-Time AI Generator for quick image generation. It's good for everything from architecture to art.