fix: improve model matching for OpenRouter :free models and vendor prefixes

omniroute_arena_report.py

@@ -123,8 +123,8 @@ def norm_keep(s: str) -> str:
 
 def arena_lookup(gw_name: str, arena_models: list) -> tuple:
     """(arena_dict|None, note). Сопоставление гейтвей-имени с ареной."""
-    # 0) Снимаем префикс провайдера (agy/..., openrouter/..., etc.)
-    raw = gw_name.split("/", 1)[-1].lower()
+    # 0) Снимаем префикс провайдера (agy/..., openrouter/..., etc.) и vendor (openrouter/nvidia/...)
+    raw = gw_name.split("/")[-1].lower()
 
     # Снимаем суффиксы -it, -preview, reasoning суффиксы (-thinking, -tiered, -low, -medium, -high, -disabled, -mini, -ultra, -max, -xhigh)
     base = re.sub(r"-(it|preview)(:[^:]*)?$", "", raw)
@@ -167,12 +167,13 @@ def arena_lookup(gw_name: str, arena_models: list) -> tuple:
     # 3) containment: гейтвей-имя (с дефисами) — подстрока/суффикс арен-имени.
     #    Покрывает вендор-префиксы арены: nemotron-3-super → nvidia-nemotron-3-super.
     #    Защита от ложняков (ling→inkling): минимум 10 символов И есть цифра или дефис.
-    gk = norm_keep(cleaned)
-    if len(gk) >= 10 and (re.search(r"\d", gk) or "-" in gk):
-        for m in arena_models:
-            am = norm_keep(m["model"])
-            if gk == am or am.endswith("-" + gk) or ("-" + gk) in am:
-                return m, "containment"
+    for candidate in (base, cleaned):
+        gk = norm_keep(candidate)
+        if len(gk) >= 10 and (re.search(r"\d", gk) or "-" in gk):
+            for m in arena_models:
+                am = norm_keep(m["model"])
+                if gk == am or am.endswith("-" + gk) or ("-" + gk) in am or (gk in am and len(gk) >= 12):
+                    return m, "containment"
     return None, ""