Update src/app/services/llm_service.py

src/app/services/llm_service.py

@@ -0,0 +1,15 @@
+from openai import OpenAI
+from app.config import OPENAI_API_KEY, MODEL
+
+client = OpenAI(api_key=OPENAI_API_KEY)
+
+def call_gpt(system_role, prompt, temperature=0.3):
+    response = client.chat.completions.create(
+        model=MODEL,
+        messages=[
+            {"role": "system", "content": system_role},
+            {"role": "user", "content": prompt}
+        ],
+        temperature=temperature
+    )
+    return response.choices[0].message.content