Update app.py

app.py

@@ -4,7 +4,7 @@ from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline
 
 # Use the base (untrained) model from Hugging Face Hub
 model_id = "mistralai/Mistral-7B-Instruct-v0.3"
-api_key = os.environ.get("API_TOKEN")  # Your Hugging Face token
+api_key = os.environ.get("HF_KEY")  # Your Hugging Face token
 
 tokenizer = AutoTokenizer.from_pretrained(model_id, token = api_key)
 model = AutoModelForCausalLM.from_pretrained(model_id, token = api_key)