/AI1d ago

Nemotron 3 Ultra Matches GPT-5.5 On Physics Tasks At 10x Lower Cost

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#1031Rohan Paul
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Rohan Paul@rohanpaul_ai#1031inAI

Nemotron 3 Ultra vs GPT-5.5 on atomic[.]chat, a desktop app that runs LLMs locally.

Nemotron 3 Ultra gave almost similar result on a test to build HTML5 canvas with real physics, while being 10X cheaper.

- Nemotron 3 Ultra: 11.3k tokens, $0.051 - GPT 5.5: 11.0k tokens, $0.57

Nemotron 3 Ultra has 550 bn total parameters (55 bn active per token), because it is a Mixture-of-Experts model.

5:52 PM · Jun 4, 2026 · 28.7K Views
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Rohan Paul@rohanpaul_ai

Nemotron 3 Ultra vs GPT-5.5 on atomic[.]chat, a desktop app that runs LLMs locally.

Nemotron 3 Ultra gave almost similar result on a test to build HTML5 canvas with real physics, while being 10X cheaper.

- Nemotron 3 Ultra: 11.3k tokens, $0.051 - GPT 5.5: 11.0k tokens, $0.57

Nemotron 3 Ultra has 550 bn total parameters (55 bn active per token), because it is a Mixture-of-Experts model.

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