feat: arena models

backend/open_webui/config.py

@@ -751,6 +751,28 @@ USER_PERMISSIONS = PersistentConfig(
     },
 )
 
+
+ENABLE_EVALUATION_ARENA_MODELS = PersistentConfig(
+    "ENABLE_EVALUATION_ARENA_MODELS",
+    "evaluation.arena.enable",
+    os.environ.get("ENABLE_EVALUATION_ARENA_MODELS", "True").lower() == "true",
+)
+EVALUATION_ARENA_MODELS = PersistentConfig(
+    "EVALUATION_ARENA_MODELS",
+    "evaluation.arena.models",
+    [],
+)
+
+DEFAULT_ARENA_MODEL = {
+    "id": "arena-model",
+    "name": "Arena Model",
+    "meta": {
+        "profile_image_url": "/favicon.png",
+        "description": "Submit your questions to anonymous AI chatbots and vote on the best response.",
+        "model_ids": None,
+    },
+}
+
 ENABLE_MODEL_FILTER = PersistentConfig(
     "ENABLE_MODEL_FILTER",
     "model_filter.enable",