Fix: keep NVIDIA as default when HERMES_INFERENCE_PROVIDER is set, custom provider available alongside

start.sh

@@ -206,7 +206,10 @@ case "$MODEL_PREFIX" in
 esac
 
 if [ -n "${CUSTOM_BASE_URL:-}" ]; then
-  PROVIDER_FOR_CONFIG="${CUSTOM_PROVIDER:-custom}"
+  # Only override default provider to custom when no explicit provider was requested
+  if [ "${HERMES_INFERENCE_PROVIDER:-auto}" = "auto" ]; then
+    PROVIDER_FOR_CONFIG="${CUSTOM_PROVIDER:-custom}"
+  fi
   [ -n "$LLM_API_KEY" ] && export OPENAI_API_KEY="${OPENAI_API_KEY:-$LLM_API_KEY}"
 fi
 
@@ -287,7 +290,9 @@ else:
     print("No LLM_MODEL/HERMES_MODEL set; leaving Hermes model config unchanged.")
 
 custom_base = os.environ.get("CUSTOM_BASE_URL", "").strip()
-if custom_base and model_name:
+# Only inject custom base_url into model config when provider IS custom
+# (otherwise it overrides the provider-specific URL for nvidia, openrouter, etc.)
+if custom_base and model_name and provider_name in ("custom", ""):
     model.setdefault("base_url", custom_base.rstrip("/"))
     if os.environ.get("CUSTOM_API_KEY"):
         model.setdefault("api_key", os.environ["CUSTOM_API_KEY"])