How to use from
SGLang
Install from pip and serve model
# Install SGLang from pip:
pip install sglang
# Start the SGLang server:
python3 -m sglang.launch_server \
    --model-path "dotlabs/void.1" \
    --host 0.0.0.0 \
    --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "dotlabs/void.1",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'
Use Docker images
docker run --gpus all \
    --shm-size 32g \
    -p 30000:30000 \
    -v ~/.cache/huggingface:/root/.cache/huggingface \
    --env "HF_TOKEN=<secret>" \
    --ipc=host \
    lmsysorg/sglang:latest \
    python3 -m sglang.launch_server \
        --model-path "dotlabs/void.1" \
        --host 0.0.0.0 \
        --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "dotlabs/void.1",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'
Quick Links

#1 on sub-100m on the open slm leaderboard!

πŸ‘‹ Meet void.1

State of the art, small language model pretrained from scratch on a diverse set of high-quality texts and an internal symbolic kernel. This is the first step into a series of models designed for fine-grained understanding of abstract/symbolic reasoning on text while being grounded on english.

Comparison

Model Params HellaSwag PIQA ARC-Easy ARC-Challenge ArithMark-3 Intelligence Index
void.1* 90.15M 38.68% 67.46% 47.31% 28.16% 44.80% 23.92
100M-exp 98.16M 37.78% 66.97% 49.83% 27.22% 40.00% 22.47
Rose-1.5-Medium 98.28M 38.09% 64.80% 47.22% 27.13% 40.70% 21.07
tinctura-v1 96.2M 37.96% 65.61% 47.98% 25.77% 38.40% 20.81
Surjo-100m 97.7M 35.05% 63.87% 47.64% 25.85% 38.90% 18.86

We used the revision on step 900,000 for evaluations which trained for around 120 billion bytes which is around 30 to 35 billion bpe tokens. For more details on the evals and inference, please have a look at the official notebook.

@misc{dotlabs,
  title  = {void: bytes is all you need},
  author = {appvoid},
  year   = {2026},
  url    = {https://huggingface.co/dotlabs/void.1}
}
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Tensor type
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Datasets used to train dotlabs/void.1