Update app.py

app.py

@@ -103,7 +103,7 @@ def query(prompt, is_realistic, num_inference_steps, negative):
     payload = {
         "inputs": prompt,
         "seed": random.randint(1, 1000000000),
-        "parameters": {"num_inference_steps": num_inference_steps, "width": 480, "height": 640, "negative": negative}
+        "parameters": {"num_inference_steps": num_inference_steps, "width": 480, "height": 640, "negative_prompt": negative}
     }
 
     response = requests.post(API_URL, headers=headers, json=payload, timeout=timeout)