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Cosmos 3 Nano

Cosmos
by NVIDIA

Generates physics-aware videos from text prompts or an image prompt for physical AI development.

Free EndpointJun 1, 2026open license

Specifications

Context Length
8K
8,192 tokens
Input Price
Free
per 1M tokens
Output Price
Free
per 1M tokens
Modalities
2
text→video, image→video

Capabilities

video generation

Tags

autonomous-vehiclesvideo-generationphysics-aware

API Usage

1Router is fully OpenAI-compatible. Just set the base URL and use this model ID:

nvidia/cosmos3-nano
cURL
curl https://your-site.example/api/v1/chat/completions \
  -H "Authorization: Bearer $ROUTER_USER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "nvidia/cosmos3-nano",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'