Nemotron 3.5 Lightning now available on AI Gateway for free
Nemotron 3.5 Lightning, an open-weight 30B parameter reasoning model from NVIDIA, is now available for free on AI Gateway. The model supports long-running agents, chatbots, and RAG systems with a 1M token context window, tool calling, and structured outputs, accessible via multiple APIs and coding agents.
from is now available for free on as , served by NVIDIA.Nemotron 3.5 LightningNVIDIAAI Gatewaynvidia/nemotron-3.5-lightning-free
Nemotron 3.5 Lightning is an open-weight reasoning and chat model for long-running agents, sub-agent work, chatbots, and RAG systems. The model has 30B parameters with 3B active per token, in a hybrid Mixture-of-Experts design that interleaves Mamba-2 and MoE layers with a few attention layers. It has a 1M token context window and supports tool calling and structured outputs.
Note: The provider may retain prompts for model improvement.
Call Nemotron 3.5 Lightning through the , the , , and APIs, or a connected to AI Gateway.AI SDKChat CompletionsResponsesMessagescoding agent
Use as the model name:nvidia/nemotron-3.5-lightning-free
To use it in Claude Code, Codex, Cursor, and more, install the latest Vercel CLI and run setup:
Then select in the agent. See the for details.nvidia/nemotron-3.5-lightning-freecoding agents guide
AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in , , , and more.custom reportingbudgets for API keysrouting rules
AI Gateway reflects provider pricing with no markup and does not charge a platform fee on inference, including on (BYOK) requests.Bring Your Own Key
You can view available on AI Gateway.all language models
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