NVIDIA
NVIDIA
Multimodal model · United States ·Jun 2026

NVIDIA Cosmos 3

Multimodal Open Weights
64B
Parameters

About NVIDIA Cosmos 3

NVIDIA Cosmos 3 is an AI model developed by NVIDIA, in the multimodal category, released in 2026, made available as an open-weights model with 64B params. Cosmos 3 is NVIDIA's open omnimodal world foundation model for physical AI, built on a two-tower mixture-of-transformers.

On this page you'll find NVIDIA Cosmos 3's full specifications. Review provider pricing and benchmark scores below, or compare NVIDIA Cosmos 3 head-to-head with other multimodal models.

→ More models by NVIDIA → All multimodal models → AI benchmarks leaderboard

Run NVIDIA Cosmos 3 locally — what to buy

Share this build ↗

Sized to what NVIDIA Cosmos 3 actually needs (~8k context at Q4), not to the biggest GPU: Good = cheapest that runs it, Better = best value, Best = most headroom. Speed is a hardware estimate; anything past ~120 tok/s is shown as instant.

Best
Apple M1 Ultra 64GB
Apple · ~$3,700
~18.3 tok/s
Q4 · fits full context · up to 8k ctx
Runs with: ExLlamaV2, KoboldCpp, LM Studio
See full estimate →

Software support

·ExLlamaV2 ·KoboldCpp ·LM Studio ·MLX ·Ollama ·SGLang ·TensorRT-LLM ·llama.cpp ·vLLM ?KTransformers ?text-generation-webui

✓ measured · · compatible · — not supported. Informational only — speed is hardware-based.

Consumer GPU
5.5–6.6 tok/s
2 options →
Apple
9.2–18.3 tok/s
13 options →
Datacenter GPU
18.6–120+ tok/s
13 options →

Community

Would you run NVIDIA Cosmos 3 again?
No votes yet — be the first.
Did it run? — community reports by hardware

No reports yet. Own this model on some hardware? Be the first to confirm it runs.

Discussion

No comments yet. Start the discussion.

More models like NVIDIA Cosmos 3

AI
NeuroChess
· 72.3K
 NVIDIA
NVIDIA Nemotron 3.5 ASR Streaming 0.6B
NVIDIA · 600M
 NVIDIA
NVIDIA Nemotron 3 Ultra
NVIDIA · 550B
 NVIDIA
NVIDIA Nemotron 3.5 Content Safety
NVIDIA · 4B
 NVIDIA
NVIDIA Nemotron 3 Nano Omni
NVIDIA · 31.6B
 NVIDIA
Nemotron 3 Super
NVIDIA

Frequently asked questions

What is NVIDIA Cosmos 3? ▶

Cosmos 3 is NVIDIA's open omnimodal world foundation model for physical AI, built on a two-tower mixture-of-transformers It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created NVIDIA Cosmos 3? ▶

NVIDIA Cosmos 3 was developed by NVIDIA and released in 2026.

Is NVIDIA Cosmos 3 open source or proprietary? ▶

NVIDIA Cosmos 3 ships as an open-weights model: you can download and self-host the weights, though the licence may place some restrictions on use.

How much does NVIDIA Cosmos 3 cost? ▶

Pricing for NVIDIA Cosmos 3 depends on the provider. See the providers table on this page for the latest API rates.

How does NVIDIA Cosmos 3 perform on benchmarks? ▶

Benchmark scores for NVIDIA Cosmos 3 are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.

Cosmos 3 Explained: NVIDIA's Omnimodal World Model for Physical AI
Getting Started with NVIDIA Cosmos 3 for Robotics and Physical AI

Know a great video about NVIDIA Cosmos 3?