bugfix

closes projectmesa#2462

mesa/visualization/solara_viz.py

@@ -347,6 +347,7 @@ def _check_model_params(init_func, model_params):
             model_parameters[name].default == inspect.Parameter.empty
             and name not in model_params
             and name != "self"
+            and name != "kwargs"
         ):
             raise ValueError(f"Missing required model parameter: {name}")
     for name in model_params: