If you're looking for another Archsynth alternative, Leonardo is definitely worth a look. This AI image generator produces high-quality visual assets at a consistent speed and style, and it's good for a broad range of creators and developers. It offers image generation, 3D texture generation and fine-tuned AI models for different styles. It's available on a free tier with daily tokens and a few paid tiers for different levels of use, so it's good for personal or professional use.
Another good option is NewArc.ai, which converts sketches into photorealistic images and 3D renders. It streamlines the design process by letting you describe what you want and then generating a range of design options based on that prompt. It's got an easy-to-use interface and a range of pricing options, including a free tier, so it's good for fashion, automotive and architecture.
If you need some 3D-specific abilities, 3D AI Studio is a good option. This collection of tools turns text or images into high-quality 3D assets, including models, animations and textures, in a matter of seconds. It can handle a variety of formats and can save you a lot of time and money, so it's good for game developers and animators.
Last, mnml.ai offers a suite of AI tools geared for architects and interior designers. It includes tools to convert sketches into photorealistic images, generate exterior and interior design variations and even create landscape designs. It integrates well with popular 3D modeling tools and has an intuitive interface, making mnml.ai a good Archsynth alternative.