Update app.py

app.py

@@ -26,7 +26,7 @@ litellm._turn_on_debug()
 
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
-MODEL_ID = "Qwen/Qwen2.5-Coder-32B-Instruct"  #"gemini/gemini-2.5-flash" #"groq/groq/compound-mini" #"meta-llama/llama-prompt-guard-2-22m"
+MODEL_ID = "gemini/gemini-2.5-flash"  #"" "Qwen/Qwen2.5-Coder-32B-Instruct" #"groq/groq/compound-mini" #"meta-llama/llama-prompt-guard-2-22m"
 
 MAX_STEPS = 6
 MAX_TOKENS = 900
@@ -282,7 +282,7 @@ tools = [
 model = HfApiModel(
     model_id=MODEL_ID,
     provider="auto",     # or "together", "nebius", "fireworks-ai", etc.
-    token=os.environ["HF_TOKEN"],
+    token=os.environ["GEMINI_API_KEY"],
     max_tokens=MAX_TOKENS,
     temperature=TEMPERATURE,
     timeout=120,