diff --git a/scripts/models_meta.py b/scripts/models_meta.py
index 1b441c28..d95b5ddd 100755
--- a/scripts/models_meta.py
+++ b/scripts/models_meta.py
@@ -43,24 +43,33 @@ class Model(TypedDict):
 
 OUTPUT_FILE = os.getenv("OUTPUT_FILE", "models.json")
 BASE_URL = os.getenv("BASE_URL", "https://openrouter.ai/api/v1")
+SOURCE = os.getenv("SOURCE")
 
 
-def fetch_openrouter_models() -> list[Model]:
+def fetch_openrouter_models(source_filter: str | None = None) -> list[Model]:
     """Fetches model information from OpenRouter API."""
     with urlopen(f"{BASE_URL}/models") as response:
         data = json.loads(response.read().decode("utf-8"))
 
         models_data: list[Model] = []
         for model in data.get("data", []):
-            # Skip models with '(free)' in the name or id = 'openrouter/auto'
+            model_id = model.get("id", "")
+
+            if source_filter:
+                source_prefix = f"{source_filter}/"
+                if not model_id.startswith(source_prefix):
+                    continue
+
+                model = dict(model)
+                model["id"] = model_id[len(source_prefix) :]
+                model_id = model["id"]
+
             if (
                 "(free)" in model.get("name", "")
-                or model.get("id") == "openrouter/auto"
+                or model_id == "openrouter/auto"
+                or model_id == "google/gemini-2.5-pro-exp-03-25"
             ):
                 continue
-            # Skip free Gemini 2.5 Pro Exp
-            if model.get("id") == "google/gemini-2.5-pro-exp-03-25":
-                continue
 
             models_data.append(model)
 
@@ -68,10 +77,9 @@ def fetch_openrouter_models() -> list[Model]:
 
 
 def main() -> None:
-    models = fetch_openrouter_models()
+    source_filter = SOURCE if SOURCE and SOURCE.strip() else None
+    models = fetch_openrouter_models(source_filter=source_filter)
 
-    # Print the first model data in a nicely indented JSON format
-    # print(json.dumps(models[0], indent=4))
     print(f"Writing {len(models)} models to {OUTPUT_FILE}")
 
     with open(OUTPUT_FILE, "w") as f: