Tencent ProLaViT Teaches Multimodal LLMs to Reason Step-by-Step in Latent Space, Ending Swallowing-Whole Visual Reasoning Failures

Tencent BAC team proposes ProLaViT framework for progressive latent visual thought, enabling multimodal LLMs to reason step-by-step in latent space without external vision tools, accepted at ECCV 2026.