Transformers How to use google/gemma-4-12B-it-assistant with Transformers:
# Load model directly
from transformers import AutoTokenizer, AutoModelForCausalLM
tokenizer = AutoTokenizer.from_pretrained("google/gemma-4-12B-it-assistant")
model = AutoModelForCausalLM.from_pretrained("google/gemma-4-12B-it-assistant") 
