How to use from
vLLM
Install from pip and serve model
# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "stanfordasl/nuscenes-waypoints-model"
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:8000/v1/chat/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "stanfordasl/nuscenes-waypoints-model",
		"messages": [
			{
				"role": "user",
				"content": [
					{
						"type": "text",
						"text": "Describe this image in one sentence."
					},
					{
						"type": "image_url",
						"image_url": {
							"url": "https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg"
						}
					}
				]
			}
		]
	}'
Use Docker
docker model run hf.co/stanfordasl/nuscenes-waypoints-model
Quick Links

nuScenes Waypoints Model (Trajectory-Only)

Part of the RnB-EnCoRe-SelfDriving collection from the Stanford Autonomous Systems Lab.

This is a Qwen3-VL-4B vision-language model fine-tuned on nuScenes driving data to directly predict a future waypoint trajectory from multi-camera observations, without producing intermediate natural-language reasoning.

For the reasoning + waypoints variant, see stanfordasl/nuscenes-rnbencore-reasoning-waypoints.

Model details

  • Base model: Qwen/Qwen3-VL-4B-Instruct (Qwen3VLForConditionalGeneration)
  • Architecture: hidden size 2560, 36 layers
  • Modality: image/video + text → text
  • Task: future trajectory (waypoint) prediction on nuScenes
  • Output: predicted waypoints (no chain-of-thought)

Training

  • Fine-tuned on a nuScenes VQA trajectory-only dataset
  • Epochs: 30 (10,980 optimizer steps)
  • Max sequence length: 2048

Usage

For dataset preparation, prompting, inference, and evaluation, follow the instructions in the project repository: https://github.com/rnb-encore/RnB-EnCoRe-SelfDriving

from transformers import AutoModelForImageTextToText, AutoProcessor

model_id = "stanfordasl/nuscenes-waypoints-model"
processor = AutoProcessor.from_pretrained(model_id)
model = AutoModelForImageTextToText.from_pretrained(model_id, torch_dtype="auto", device_map="auto")

# Build a chat message with the driving camera image(s) + prompt,
# then processor.apply_chat_template(...) and model.generate(...).
# See the GitHub repo for the exact prompt format and post-processing.

Intended use & limitations

This model is a research artifact for autonomous-driving planning experiments. It was trained on nuScenes and is not intended for deployment in real vehicles or safety-critical settings. Outputs may be inaccurate or unsafe; always validate in simulation before any downstream use.

Citation

If you use this model, please cite the RnB-EnCoRe self-driving work:

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