The most capable free NVIDIA model is Nemotron 3 Nano Omni (free), scoring 14.9 on the Intelligence Index at no per-token cost via OpenRouter. Nemotron 3.5 Content Safety (free) (—) and Nemotron 3 Ultra (free) (—) round out the top three.
The best large language models with a free tier, ranked by intelligence. Capable free AI models you can use at no per-token cost via OpenRouter.
The most capable free NVIDIA model is Nemotron 3 Nano Omni (free), scoring 14.9 on the Intelligence Index at no per-token cost via OpenRouter. Nemotron 3.5 Content Safety (free) (—) and Nemotron 3 Ultra (free) (—) round out the top three.
Nemotron 3.5 Content Safety (free) (—) is the closest alternative on this metric, followed by Nemotron 3 Ultra (free) (—). See the full ranking above for the tradeoffs.
modelgrep tracks 10 NVIDIA models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by Nemotron 3 Nano Omni (free). 7 of them qualify for this ranking.