Souper-Model: How Simple Arithmetic Unlocks State-of-the-Art LLM Performance
Paper • 2511.13254 • Published • 140
How to use researchaudio/Qwen2.5-7B-CodeSoup with Transformers:
# Use a pipeline as a high-level helper
from transformers import pipeline
pipe = pipeline("text-generation", model="researchaudio/Qwen2.5-7B-CodeSoup")
messages = [
{"role": "user", "content": "Who are you?"},
]
pipe(messages) # Load model directly
from transformers import AutoTokenizer, AutoModelForCausalLM
tokenizer = AutoTokenizer.from_pretrained("researchaudio/Qwen2.5-7B-CodeSoup")
model = AutoModelForCausalLM.from_pretrained("researchaudio/Qwen2.5-7B-CodeSoup")
messages = [
{"role": "user", "content": "Who are you?"},
]
inputs = tokenizer.apply_chat_template(
messages,
add_generation_prompt=True,
tokenize=True,
return_dict=True,
return_tensors="pt",
).to(model.device)
outputs = model.generate(**inputs, max_new_tokens=40)
print(tokenizer.decode(outputs[0][inputs["input_ids"].shape[-1]:]))How to use researchaudio/Qwen2.5-7B-CodeSoup with vLLM:
# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "researchaudio/Qwen2.5-7B-CodeSoup"
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:8000/v1/chat/completions" \
-H "Content-Type: application/json" \
--data '{
"model": "researchaudio/Qwen2.5-7B-CodeSoup",
"messages": [
{
"role": "user",
"content": "What is the capital of France?"
}
]
}'docker model run hf.co/researchaudio/Qwen2.5-7B-CodeSoup
How to use researchaudio/Qwen2.5-7B-CodeSoup with SGLang:
# Install SGLang from pip:
pip install sglang
# Start the SGLang server:
python3 -m sglang.launch_server \
--model-path "researchaudio/Qwen2.5-7B-CodeSoup" \
--host 0.0.0.0 \
--port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/chat/completions" \
-H "Content-Type: application/json" \
--data '{
"model": "researchaudio/Qwen2.5-7B-CodeSoup",
"messages": [
{
"role": "user",
"content": "What is the capital of France?"
}
]
}'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 "researchaudio/Qwen2.5-7B-CodeSoup" \
--host 0.0.0.0 \
--port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/chat/completions" \
-H "Content-Type: application/json" \
--data '{
"model": "researchaudio/Qwen2.5-7B-CodeSoup",
"messages": [
{
"role": "user",
"content": "What is the capital of France?"
}
]
}'How to use researchaudio/Qwen2.5-7B-CodeSoup with Docker Model Runner:
docker model run hf.co/researchaudio/Qwen2.5-7B-CodeSoup
🍲 Model Soup created using weighted averaging based on Meta's Souper-Model.
| Benchmark | Predicted Score |
|---|---|
| GSM8K | 70.4% |
| HumanEval | 81.1% |
Note: Actual performance may differ due to weight interference effects.
| Model | GSM8K | HumanEval |
|---|---|---|
| Qwen2.5-7B-Instruct | 85.4% | 70.1% |
| Qwen2.5-Coder-7B-Instruct | 60.4% | 88.4% |
| Qwen2.5-Math-7B-Instruct | 90.3% | 52.4% |
from transformers import AutoModelForCausalLM, AutoTokenizer
model = AutoModelForCausalLM.from_pretrained("researchaudio/Qwen2.5-7B-CodeSoup")
tokenizer = AutoTokenizer.from_pretrained("researchaudio/Qwen2.5-7B-CodeSoup")
messages = [{"role": "user", "content": "Solve: What is 15% of 80?"}]
text = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
inputs = tokenizer(text, return_tensors="pt")
outputs = model.generate(**inputs, max_new_tokens=256)
print(tokenizer.decode(outputs[0]))
@misc{soupermodel2025,
title={Souper-Model: How Simple Arithmetic Unlocks State-of-the-Art LLM Performance},
author={Shalini Maiti and others},
year={2025},
url={https://arxiv.org/abs/2511.13254},
}