Last refreshed 2026-10-05. Next refresh: weekly.
Why use Nemotron 3.5 Lightning on OpenRouter?
OpenRouter offers Nemotron 3.5 Lightning with pay-as-you-go pricing at $0.06/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Setup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: nvidia/nemotron-3.5-lightningnvidia/nemotron-3.5-lightningRequest example
nvidia/nemotron-3.5-lightning.Gotchas
- Use provider model ID "nvidia/nemotron-3.5-lightning", not the LLMReference slug "nemotron-3.5-lightning".
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.06 |
| Output tokens | $0.16 |
Capabilities
About Nemotron 3.5 Lightning
NVIDIA Nemotron 3.5 Lightning (HF nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B) is an open-weight hybrid Mamba-Transformer mixture-of-experts text model with 30B total and 3B active parameters (NemotronHForCausalLM), released 11 August 2026. NVIDIA lists context up to 1M tokens (256K used for single-H100 deployment). Weights ship in BF16, NVFP4 and speculative-decoding (DSpark/DFlash) variants plus a base checkpoint under OpenMDW 1.1. It is offered on build.nvidia.com and OpenRouter (free tier).