Leonardo AI is a production-focused image generation platform built for game developers, concept artists, and designers who need consistent, controllable output. Unlike consumer-facing tools that optimize for quick results, Leonardo gives you fine-grained control over style, character consistency, and image composition. The platform offers a library of fine-tuned models alongside the ability to train your own on a dataset of reference images. Canvas tools allow multi-layer editing, inpainting, and outpainting. The API makes it suitable for building image generation into production pipelines. With a generous free tier and a professional feature set, it occupies a useful middle ground between Midjourney's aesthetic quality and Stable Diffusion's technical flexibility.