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This API will be deprecated on 03/18/2026. It will no longer be supported after 03/18/2026. Please transition to another model to avoid any service interruptions. For more models information, visit our API Reference.

nvidia

cosmos-reason1-7b

Deprecation in 21dDownloadable

Reasoning vision language model (VLM) for physical AI and robotics.

Physical AIautonomous vehiclesindustrialreasoningroboticssmart citiesSynthetic Data Generationvideo understandingvision language model
Get API Key
Deploying your application in production? Get started with a 90-day evaluation of NVIDIA AI Enterprise

Follow the steps below to download and run the NVIDIA NIM inference microservice for this model on your infrastructure of choice.

Step 1
Generate API Key

Step 2
Pull and Run the NIM

$ docker login nvcr.io
Username: $oauthtoken
Password: <PASTE_API_KEY_HERE>

Pull and run the NVIDIA NIM with the command below. This will download the optimized model for your infrastructure.

export NGC_API_KEY=<PASTE_API_KEY_HERE>
export LOCAL_NIM_CACHE=~/.cache/nim
mkdir -p "$LOCAL_NIM_CACHE"
docker run -it --rm \
    --gpus all \
    --ipc host \
    --shm-size=32GB \
    -e NGC_API_KEY \
    -v "$LOCAL_NIM_CACHE:/opt/nim/.cache" \
    -u $(id -u) \
    -p 8000:8000 \
    nvcr.io/nim/nvidia/cosmos-reason1-7b:latest

Step 3
Test the NIM

You can now make a local API call using this curl command:

curl -X 'POST' \
'http://0.0.0.0:8000/v1/chat/completions' \
    -H 'Accept: application/json' \
    -H 'Content-Type: application/json' \
    -d '{
        "model": "nvidia/cosmos-reason1-7b",
        "messages": [
            {
                "role": "user",
                "content": [
                    {
                        "type": "text",
                        "text": "What is in this image?"
                    },
                    {
                        "type": "image_url",
                        "image_url": {
                            "url": "https://www.nvidia.com/content/dam/en-zz/Solutions/about-nvidia/logo-and-brand/01-nvidia-logo-vert-500x200-2c50-d.png"
                        }
                    }
                ]
            }
        ],
        "max_tokens": 256
    }'

For more details on getting started with this NIM, visit the NVIDIA NIM Docs.