Build Low-Latency Multilingual Voice Agents: Open Weights & Full Deployment Control with NVIDIA Magpie TTS

NVIDIA opens Nemotron 3.5 Transcribe: promptable open-weight multilingual ASR with diarization, translation, and audio Q&A; Granary v2 data pipeline

NVIDIA Nemotron 3.5 Bolt E4B open on Hugging Face (Gemma-4-E4B post-train, ~4GB GGUF); Build and Ollama day-0

NVIDIA opens Kumo foundation models for tabular business data and RFD4-Proteina, a protein design model with the Baker Lab it says is 13x faster than RFdiffusion3

NVIDIA launches the OpenShell Reference Architecture: agents think on Vera Rubin, act on Vera CPUs and are policed in silicon by BlueField-4 Sentry; Anthropic, OpenAI, Meta and Google agents supported

NVIDIA releases Cosmos3-H-Dreams, an open real-time surgical world model trained on clinical gallbladder surgery that runs at 30 fps on one GPU

NVIDIA GEAR releases Flora, open models that caption and score robot and human videos to train GR00T; weights are non-commercial