NVIDIA Nemotron 3 Ultra

NVIDIA Nemotron 3 Ultra, a 550 billion parameter model with 55 billion active parameters, is now accessible on Ollama's cloud platform, offering a solution optimized for long-running and agent-driven workflows. This model is designed to handle complex tasks across multiple steps efficiently, with a 1 million token context that maintains extensive codebases and tool histories. Utilizing NVIDIA's NVFP4 format, it achieves high efficiency by operating within less memory and delivering faster performance. Nemotron 3 Ultra distinguishes itself in benchmarks by leading in accuracy and throughput for tasks related to agent productivity, coding, and instruction adherence, while also being cost-effective, saving up to 30% compared to other open models.