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Cosmos 3 Super Reasoner

NVIDIAOpen WeightsPending Human Review

Cosmos 3 Super Reasoner is the language-generating 32B reasoning tower of NVIDIA’s Cosmos 3 Super world model, adapted from the Qwen3-VL 32B architecture. It accepts text, images, and video and produces textual reasoning about physical scenes, spatial relationships, trajectories, and visual events with a documented 256K context. NVIDIA’s downloadable Cosmos3-Super checkpoint packages this autoregressive tower with a separate 32B diffusion generator, making the full omnimodal checkpoint 64B rather than a 64B language reasoner. NIM exposes the reasoning tower as nvidia/cosmos3-super-reasoner; Nano’s 8B reasoner is a smaller family variant. OpenMDW 1.1 permits commercial and non-commercial model use.

2026-05-31
32B reasoner; 64B full Super checkpoint
Autoregressive multimodal Transformer; reasoning tower of Mixture-of-Transformers model
OpenMDW-1.1

Specifications

Parameters
32B reasoner; 64B full Super checkpoint
Architecture
Autoregressive multimodal Transformer; reasoning tower of Mixture-of-Transformers model
License
OpenMDW-1.1
Context Window
262,144 tokens
Type
multimodal
Modalities
textimagevideo

Benchmark Scores

Advanced Specifications

Model Family
Cosmos
API Access
Not Available
Chat Interface
Not Available
Variants
nvidia/cosmos3-super-reasonerCosmos3-SuperCosmos3-Nano 8B Reasoner

Capabilities & Limitations

Capabilities
physical-world reasoningvision-language understandingvideo understandingspatial reasoningtext generation
Known Limitations
Physical reasoning does not establish reliable autonomous controlFull Super checkpoint includes a separate generator and larger memory footprintSpatial outputs require task-specific validation
Notable Use Cases
physical scene analysisrobotics research assistantsvisual simulation planning

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