Update settings.py

settings.py

@@ -9,7 +9,7 @@ CLOUD_REGION = os.getenv("CLOUD_REGION", "ca")
 COHERE_API_KEY = os.getenv("COHERE_API_KEY", "")
 COHERE_API_URL = os.getenv("COHERE_API_URL", "")  # optional private base
 COHERE_TIMEOUT_S = float(os.getenv("COHERE_TIMEOUT_S", "60"))
-COHERE_MODEL_PRIMARY = os.getenv("COHERE_MODEL_PRIMARY", "command-r")
+COHERE_MODEL_PRIMARY = os.getenv("COHERE_MODEL_PRIMARY", "command-r-plus")
 COHERE_EMBED_MODEL = os.getenv("COHERE_EMBED_MODEL", "embed-english-v3.0")
 
 # ---- Open-model fallback (opt-in) ----