Update main.py

main.py

@@ -134,7 +134,7 @@ FREE_TIER_MODELS: set[str] = {
 # ─────────────────────────────────────────────────────────────
 _rate_store: dict = defaultdict(list)   # {user_id: [timestamps]}
 
-def is_rate_limited(user_id: str, max_per_minute: int = 30) -> bool:
+def is_rate_limited(user_id: str, max_per_minute: int = 60) -> bool:
     """Sliding-window rate limit: max_per_minute requests per 60 s."""
     now = time.time()
     window = 120.0