correct Claude v1 API usage

app.py

@@ -29,27 +29,26 @@ class ClaudeServerModel:
         self.model_id = model_id
         self.temperature = temperature
 
-    def complete(self, prompt: str, stop_sequences: list[str] = None) -> str:
+    def complete(self, prompt: str) -> str:
         headers = {
             "x-api-key": self.api_key,
             "anthropic-version": "2023-06-01",
             "content-type": "application/json"
         }
+
         body = {
             "model": self.model_id,
             "max_tokens": 1024,
             "temperature": self.temperature,
-            "messages": [{"role": "user", "content": prompt}]
+            "prompt": f"\n\nHuman: {prompt}\n\nAssistant:"
         }
-        if stop_sequences:
-            body["stop_sequences"] = stop_sequences
 
-        response = requests.post("https://api.anthropic.com/v1/messages", headers=headers, json=body)
+        response = requests.post("https://api.anthropic.com/v1/complete", headers=headers, json=body)
         response.raise_for_status()
-        return response.json()["content"][0]["text"].strip()
+        return response.json()["completion"].strip()
 
-    def __call__(self, prompt: str, stop_sequences: list[str] = None) -> str:
-        return self.complete(prompt, stop_sequences=stop_sequences)
+    def __call__(self, prompt: str) -> str:
+        return self.complete(prompt)
 
 # --- Constants ---
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"