Update app.py

app.py

@@ -40,6 +40,7 @@ def classify_with_openai(image_path):
         "Classify the pet in this image. "
         f"Choose exactly one label from this list: {CLASS_LABELS}. "
         'Return valid JSON with keys: "label", "confidence", "reasoning". '
+        "Do not use markdown code fences. "
         "Confidence must be a number between 0 and 1."
     )
 
@@ -61,8 +62,17 @@ def classify_with_openai(image_path):
         ],
     )
 
+    text = response.output_text.strip()
+
+    if text.startswith("```json"):
+        text = text[len("```json"):].strip()
+    if text.startswith("```"):
+        text = text[len("```"):].strip()
+    if text.endswith("```"):
+        text = text[:-3].strip()
+
     try:
-        return json.loads(response.output_text)
+        return json.loads(text)
     except Exception:
         return {"raw_response": response.output_text}