Update README.md

README.md

@@ -22,6 +22,8 @@ Blazer.1-2B-Vision `4-bit precision` is based on the Qwen2-VL model, fine-tuned
 
 # **Use it With Transformer**
 
+The bitsandbytes library is a lightweight Python wrapper around CUDA custom functions, in particular 8-bit optimizers, matrix multiplication (LLM.int8()), and 8 & 4-bit quantization functions.
+
 ```python
 from transformers import Qwen2VLForConditionalGeneration, AutoTokenizer, AutoProcessor
 from qwen_vl_utils import process_vision_info