Nemotron 3.5 Lightning (free)

NVIDIA · released 11 Aug 2026

InputFreeper 1M tokens

OutputFreeper 1M tokens

Context1,000Ktokens

WeightsOpen

context on a 1K–2M scale

About

NVIDIA Nemotron 3.5 Lightning is an open mixture-of-experts model from NVIDIA, with 3B active parameters out of 30B total. It is suited for high-throughput agentic workloads and specialized tasks that...

Details

Lab: NVIDIAopenrouter.ai · 3 Oct 2026
Context: 1,000Kopenrouter.ai · 3 Oct 2026
Input price: Freeopenrouter.ai · 3 Oct 2026
Output price: Freeopenrouter.ai · 3 Oct 2026
Max output: 65,536 tokensopenrouter.ai · 3 Oct 2026
Inputs: textopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/nvidia/nemotron-3.5-lightning:free· checked 3 Oct 2026