Nemotron 3 Ultra: NVIDIA's 550B Open-Weights MoE

Nemotron 3 Ultra: NVIDIA's 550B Open-Weights MoE

NVIDIA released Nemotron 3 Ultra on June 1 2026: a 550B mixture-of-experts model with 55B active parameters, open weights on Hugging Face, with 5x faster inference and 30% lower cost than Nemotron 2.

Why AI Tool Prices Won't Drop: Memory Now 63% of Chip Costs

Why AI Tool Prices Won't Drop: Memory Now 63% of Chip Costs

High-bandwidth memory (HBM) now accounts for 63% of the cost to build an AI chip, up from 52% just 18 months ago. Epoch AI's new data analysis explains why your AI tool subscriptions and API bills are not getting cheaper in 2026.

Best AI Video Generators 2026: Tools That Actually Work

Best AI Video Generators 2026: Tools That Actually Work

Ten AI video generators compared with current pricing, real capabilities, and honest assessments. Native 4K and synchronized audio are now standard, and six of the ten best tools cost nothing to run.

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