Nvidia's Nemotron 3.5 Transcribe open-weight speech model now supports RTX Spark, enabling local speech transcription, speaker identification, and translation across 40 languages. Liquid AI's LFM3 series models are also supported on the platform, with the ability to run locally and be fine-tuned by users. The update includes a new GPU resource management feature that lets users allocate compute resources between foreground applications and background AI agents. RTX Spark laptops are now available from ASUS, Dell, HP, Lenovo, Microsoft, and MSI, starting at $2,599 with up to 128GB of unified memory and FP4 AI compute reaching 1 petaflop.