Unsloth releases UD-3 and NVFP4 GGUF quants for NVIDIA Nemotron 3.5 Super and Bolt

Unsloth releases UD-3 GGUF quants for NVIDIA's Nemotron 3.5 Super and Bolt models, and NVFP4 GGUFs for Super, according to a post by Unsloth co-founder Daniel Han on X dated October 15, 2026.

Han says Unsloth also ran KLD benchmarks for both models and linked documentation with the results on unsloth.ai. Han's post says Bolt runs well on RTX Spark. The post does not give benchmark figures in the text quoted in the report.