diff --git a/backend/services/llamaswap.py b/backend/services/llamaswap.py
index 3888aec..bed1759 100644
--- a/backend/services/llamaswap.py
+++ b/backend/services/llamaswap.py
@@ -91,8 +91,12 @@ def engine_reachable() -> bool:
 # --- Schreiben ---------------------------------------------------------------
 def model_id_from_path(model_path: str) -> str:
     """Sprechende Modell-ID (= API-Name) aus dem GGUF-Pfad: Repo-Ordnername ohne
-    '-GGUF'. Fallback: Dateiname ohne Quant-Suffix."""
+    '-GGUF'. Fallback: Dateiname ohne Quant-Suffix.
+    Split-GGUFs liegen oft in einem Quant-Unterordner (…/Q4_K_M/file-00001-of-…) →
+    dann eine Ebene höher (Repo-Ordner) nehmen, sonst hieße das Modell 'Q4_K_M'."""
     d = os.path.basename(os.path.dirname(model_path))
+    if re.fullmatch(r"(I?Q\d[\w]*|UD-Q\d[\w]*|F16|BF16|FP16|F32)", d, flags=re.I):
+        d = os.path.basename(os.path.dirname(os.path.dirname(model_path)))
     name = re.sub(r"[-_]?GGUF$", "", d, flags=re.I).strip("-_")
     if not name:
         fn = re.sub(r"\.gguf$", "", os.path.basename(model_path), flags=re.I)