Update app.py

app.py

@@ -119,7 +119,7 @@ def python_calculator(expression: str) -> str:
 
 
 # ─────────────────────────────────────────────
-# AGENT
+# AGENT SETUP
 # ─────────────────────────────────────────────
 
 INSTRUCTIONS = """You are a precise research assistant solving GAIA benchmark tasks.
@@ -139,10 +139,9 @@ APPROACH:
 4. Return the bare answer and nothing else.
 """
 
-# Use the default model (best available on HF inference)
-# HF Spaces injects HF_TOKEN automatically — pass it so inference works
+# Swapped to standard coder tier to avoid '402 Payment Required' credit limits
 model = InferenceClientModel(
-    model_id="Qwen/Qwen2.5-72B-Instruct",
+    model_id="Qwen/Qwen2.5-Coder-32B-Instruct",
     token=os.environ.get("HF_TOKEN"),
 )
 
@@ -155,7 +154,7 @@ agent = ToolCallingAgent(
         read_local_file,
         python_calculator,
     ],
-    max_steps=10,
+    max_steps=8,
     verbosity_level=1,
     instructions=INSTRUCTIONS,
 )
@@ -288,10 +287,10 @@ def evaluate(hf_username: str, code_url: str, progress=ui.Progress()):
         if resp.status_code == 200:
             data = resp.json()
             score = data.get("score", 0)
-            correct = round(score * total)
+            correct = int(round(score * total)) # Fixed double scaling representation error
             return (
                 f"### 🎉 Done!\n\n"
-                f"**Score:** {score*100:.1f}% ({correct}/{total})\n\n"
+                f"**Score:** {score*100:.1f}% ({correct}/{total} Correct)\n\n"
                 f"**Server:** {data.get('message', '')}"
             )
         return f"❌ HTTP {resp.status_code}: {resp.text}"
@@ -304,7 +303,7 @@ def evaluate(hf_username: str, code_url: str, progress=ui.Progress()):
 # UI
 # ─────────────────────────────────────────────
 
-with ui.Blocks() as interface:
+with ui.Blocks(theme=ui.themes.Soft()) as interface:
     ui.Markdown("# 🏆 GAIA Benchmark Agent — Unit 4")
     ui.Markdown("Runs 20 Level-1 GAIA tasks using web search, Wikipedia, file reading, and a calculator.")
     with ui.Row():