Z-Image Base is an AI image generator built on Alibaba Tongyi Lab's open-source 6B-parameter S3-DiT (Scalable Single-Stream Diffusion Transformer) architecture. It achieves state-of-the-art results among open-source models on Elo-based human preference evaluations.

Key features: - Text-to-image and image-to-image generation - Native bilingual understanding (English & Chinese) — true semantic comprehension, not translation - Full CFG (Classifier-Free Guidance) control and negative prompt support - Runs on consumer hardware with 16GB VRAM for local deployment - Apache 2.0 licensed — all generated images are free for commercial use - Free tier includes 10 credits

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