AFUN checkpoint
afun.pt is the released AFUN checkpoint (Table 3 model). It loads with the inference code in the
anonymous AFUN code repository; place it at checkpoints/afun.pt and run
python demo.py --checkpoint checkpoints/afun.pt
Backbone weights (Qwen3-VL-8B, SAM3, Sonata) download from Hugging Face on first use. SAM3 is gated: request access at facebook/sam3 first.