Compare Nemotron 3 Ultra from Nvidia and Llama Guard 4 12B from Meta Llama on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.


Nemotron 3 Ultra and Llama Guard 4 12B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Nemotron 3 Ultra, from Nvidia, has a 262,144-token context window and is priced at $0.50/M tokens input, $2.20/M tokens output on OpenRouter.
Llama Guard 4 12B, from Meta Llama, has a 163,840-token context window and is priced at $0.18/M tokens input, $0.18/M tokens output on OpenRouter.