Create llm.py

agent/llm.py

@@ -0,0 +1,20 @@
+import os
+import requests
+
+def call_llm(prompt):
+    key = os.getenv("OPENROUTER_API_KEY")
+    if not key:
+        return None
+
+    res = requests.post(
+        "https://openrouter.ai/api/v1/chat/completions",
+        headers={
+            "Authorization": f"Bearer {key}",
+            "Content-Type": "application/json"
+        },
+        json={
+            "model": os.getenv("MODEL_NAME"),
+            "messages": [{"role": "user", "content": prompt}]
+        }
+    )
+    return res.json()["choices"][0]["message"]["content"]