How to use HelioAI/Helio1-Spark-4B-Preview with PEFT:
from peft import PeftModel from transformers import AutoModelForCausalLM base_model = AutoModelForCausalLM.from_pretrained("unsloth/qwen3-4b-unsloth-bnb-4bit") model = PeftModel.from_pretrained(base_model, "HelioAI/Helio1-Spark-4B-Preview")
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