NEW: NVIDIA ships 550B MoE open model for long-running agents. Very exciting times to see more open models to support local long-running cod…

NEW: NVIDIA ships 550B MoE open model for long-running agents. Very exciting times to see more open models to support local long-running coding agents. Today we're shipping Nemotron 3 Ultra. A 550B MoE frontier-intelligence open model built for long-running agents. It delivers 5x faster inference and lowers the cost of complex agentic tasks by up to 30% versus other open frontier models.

Source: DAIR.AI (X) | 2026-06-04