June 28, 2026 JoyAI-Image: Awaking Spatial Intelligence in Unified Multimodal Understanding and Generation 统一多模态基础模型，融合空间增强 MLLM 与 MMDiT，实现理解/生成/编辑一体化，支持空间推理 multimodal image-generation image-editing spatial-reasoning diffusion-transformer