Skip to content
Book a callSkip the hiring grind

Nemotron 3 Embed 8B

Hugging Face (open weights) Open weights

The catch: Large for an embedding model (8B), so it needs a GPU.

AccessOpen weights
Free limitsFree to download and self-host; you pay only for your own compute. 8B multilingual text embedding model; 4096-dimension vectors (can be sliced to 2048 or 1024); 32,768-token input. Smaller sibling: nvidia/Nemotron-3-Embed-1B-BF16. Released 14 Jul 2026.
Modalityembeddings
Credit cardNot required
Commercial useAllowed
Trains on your data–
Licence or termsOpenMDW-1.1
Context window32,768 tokens
Model idnvidia/Nemotron-3-Embed-8B-BF16
Base URL–
Last checked8 Oct 2026

How to use Nemotron 3 Embed 8B

Download the weights and serve them yourself; the quickstart below shows one way. Licence: OpenMDW-1.1.

Quickstart 
pip install -U "transformers>=5.2.0" "sentence-transformers>=5.4.1"  # then SentenceTransformer("nvidia/Nemotron-3-Embed-8B-BF16"), as in the model card
Paste into Claude Code 
I want to run the open-weight model "Nemotron 3 Embed 8B" (nvidia/Nemotron-3-Embed-8B-BF16) for my project.
Please:
1. Check the model card and tell me the hardware it needs and the simplest way to serve it (vLLM, SGLang, Ollama or a hosted endpoint).
2. Give me a minimal working setup and a test request.
3. Tell me the licence terms for commercial use.
4. If a cheaper or smaller variant would do the job, mention it.
Provider docs Get the weightsCompare all 507 free options

Before you ship on it

  • Large for an embedding model (8B), so it needs a GPU.
  • OpenMDW License Agreement v1.1 (linked from the model card): permission to deal in the model materials without restriction, including commercially; if you distribute it you must include the agreement and keep notices;…
  • Free to run means you pay for the GPUs, the serving stack and the on-call.

Questions

Is Nemotron 3 Embed 8B free?

Yes. Open weights offers it as open weights, with these limits: Self-host free · OpenMDW-1.1. No credit card is needed.

Can I use Nemotron 3 Embed 8B commercially?

Yes, under OpenMDW-1.1. Check the current terms before you ship.

How do I start with Nemotron 3 Embed 8B?

Download the weights and serve them yourself; the quickstart below shows one way. Licence: OpenMDW-1.1.

Source: huggingface.co/nvidia/Nemotron-3-Embed-8B-BF16, checked 8 Oct 2026.