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Vercel adds NVIDIA Nemotron 3.5 Lightning to AI Gateway for free

Vercel's AI Gateway now offers NVIDIA's open-weight Nemotron 3.5 Lightning model at no charge, with a note that the provider may keep prompts.

Announced by VercelPublished Checked

Summary

Nemotron 3.5 Lightning from NVIDIA can now be called through Vercel's AI Gateway using the model name nvidia/nemotron-3.5-lightning-free. It is an open-weight reasoning and chat model with a 1M token context window, tool calling and structured outputs. The page warns that the provider may retain prompts for model improvement.

What changed

  • Nemotron 3.5 Lightning is listed on AI Gateway as nvidia/nemotron-3.5-lightning-free, served by NVIDIA.
  • The model has a 1M token context window and supports tool calling and structured outputs.
  • It can be called via the AI SDK, Chat Completions, Responses and Messages APIs, or a coding agent.
  • The provider may retain prompts for model improvement.

Availability

Available now

“Nemotron 3.5 Lightning from NVIDIA is now available for free on AI Gateway as nvidia/nemotron-3.5-lightning-free , served by NVIDIA.”

Founder takeaway

If you build agents, chatbots or RAG tools, this is a no-cost model to test through AI Gateway. Avoid sending confidential or customer data, since the provider may retain prompts for model improvement.

Sources

  1. Vercel — Nemotron 3.5 Lightning now available on AI Gateway for free - VercelPublished · Checked

Researched and drafted with AI from the official sources above, then checked automatically before publishing. Spotted a mistake? Tell us.

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