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backend.py

@@ -44,6 +44,9 @@ def get_groq_client() -> Groq:
     return Groq(api_key=os.environ.get("GROQ_API_KEY_OSS"))
 
 
+DEEPSEEK_TIMEOUT_SECONDS = 120
+
+
 # ---------------------------------------------------------------------------
 # Prompts
 # ---------------------------------------------------------------------------
@@ -225,8 +228,11 @@ def call_model_a(clinical_text: str) -> ModelResult:
                 {"role": "user", "content": ERROR_CHECK_USER_PROMPT.format(clinical_text=clinical_text)},
             ],
             max_tokens=4096,
+            timeout=DEEPSEEK_TIMEOUT_SECONDS,
         )
-        raw = response.choices[0].message.content
+        raw = response.choices[0].message.content or ""
+        if not raw.strip():
+            raise ValueError("DeepSeek returned an empty response body.")
         return _parse_to_result("DeepSeek Reasoner", raw, time.time() - start)
     except Exception as exc:
         return ModelResult(