diff --git a/clarifai_model_utils/llm_eval/evaluator/harness_eval/judge_llm.py b/clarifai_model_utils/llm_eval/evaluator/harness_eval/judge_llm.py
index 023b419..ea38d64 100644
--- a/clarifai_model_utils/llm_eval/evaluator/harness_eval/judge_llm.py
+++ b/clarifai_model_utils/llm_eval/evaluator/harness_eval/judge_llm.py
@@ -65,3 +65,20 @@ def process_rag_result(self, doc, results):
         results[m] = 0
 
     return results
+  
+  def process_rag_result_df(self, df):
+    # Take value of `question
+    query = df["question"]
+    prediction = df["prediction"]
+    results = dict()
+    for metric, executor in self.rag_metrics.items():
+      if metric != "correctness":
+        results.update({
+            metric: executor.evaluate_strings(input=query, prediction=prediction)['score']
+        })
+
+    for m in results:
+      if results[m] is None:
+        results[m] = 0
+
+    return results
diff --git a/clarifai_model_utils/llm_eval/evaluator/harness_eval/llm.py b/clarifai_model_utils/llm_eval/evaluator/harness_eval/llm.py
index 99c12e8..7a89220 100644
--- a/clarifai_model_utils/llm_eval/evaluator/harness_eval/llm.py
+++ b/clarifai_model_utils/llm_eval/evaluator/harness_eval/llm.py
@@ -11,7 +11,7 @@
 from ...constant import MODEL
 
 
-def clarifailm_completion(_self, prompt, **kwargs):
+def clarifailm_completion(_self, prompt, inference_params=None, **kwargs):
   """Query Clarifai API for completion.
 
     Retry with back-off until they respond
@@ -24,7 +24,7 @@ def clarifailm_completion(_self, prompt, **kwargs):
       # get final output of workflow/model
       if _self.is_model:
         response = _self.client.predict_by_bytes(
-            input_bytes=prompt, input_type="text",
+              input_bytes=prompt, input_type="text",
             inference_params=_self.inference_parameters).outputs[-1].data.text.raw
       else:
         if _self.is_rag_workflow:
diff --git a/clarifai_model_utils/llm_eval/utils.py b/clarifai_model_utils/llm_eval/utils.py
index 7c1a531..f9c973f 100644
--- a/clarifai_model_utils/llm_eval/utils.py
+++ b/clarifai_model_utils/llm_eval/utils.py
@@ -12,6 +12,9 @@
 from google.protobuf import struct_pb2
 
 from clarifai.utils.logging import get_logger
+from clarifai.client.app import App
+from clarifai.client.input import Inputs
+from clarifai.client.model import Model
 
 logger = get_logger(name='clarifai_llm_eval-' + __file__)
 
@@ -32,21 +35,13 @@ def split_sample_general_template(text, split_word) -> tuple:
 
 def get_text_dataset_inputs(auth, user_id: str, app_id: str, dataset_id: str, max_input=100):
   stub: V2Stub = auth.get_stub()
-  user_app_id = resources_pb2.UserAppIDSet(user_id=user_id, app_id=app_id)
 
   # get number of samples of dataset
-  get_dataset_resp = stub.GetDataset(
-      service_pb2.GetDatasetRequest(
-          user_app_id=user_app_id,
-          dataset_id=dataset_id,
-      ),
-      metadata=auth.metadata)
-  if get_dataset_resp.status.code != status_code_pb2.SUCCESS:
-    logger.error(get_dataset_resp.status)
-    return False, get_dataset_resp.status.description
+  app = App(app_id=app_id, user_id=user_id)
+  dataset = app.dataset(dataset_id=dataset_id)
 
   max_per_page = 128
-  total_samples = get_dataset_resp.dataset.version.metrics['/'].inputs_count.value
+  total_samples = dataset.version.metrics['/'].inputs_count.value
   if not max_input:
     per_page = max_per_page
     chunks = total_samples // per_page
@@ -57,21 +52,12 @@ def get_text_dataset_inputs(auth, user_id: str, app_id: str, dataset_id: str, ma
     else:
       per_page = max_per_page
 
+  input_obj = Inputs(user_id=user_id, app_id=app_id, pat=auth._pat)
+  
   urls = []
   for page in range(chunks + 1):
-    list_input_response = stub.ListDatasetInputs(
-        service_pb2.ListDatasetInputsRequest(
-            user_app_id=user_app_id,
-            dataset_id=dataset_id,
-            page=page,
-            per_page=per_page,
-        ),
-        metadata=auth.metadata)
-    if list_input_response.status.code != status_code_pb2.SUCCESS:
-      logger.error(list_input_response.status)
-      return False, list_input_response.status.description
-
-    _urls = [item.input.data.text.url for item in list_input_response.dataset_inputs]
+    all_inputs = list(input_obj.list_inputs(input_type='text', dataset_id=dataset_id, per_page=per_page, page_no=page))
+    _urls = [item.input.data.text.url for item in all_inputs.dataset_inputs]
     if len(_urls) < 1:
       break
     urls += _urls
@@ -124,29 +110,8 @@ def _post_call(query: str, query_id: str):
 
 
 def post_ext_metrics_eval(auth, model_id, version_id, eval_id, ext_metrics):
-  metrics = struct_pb2.Struct()
-  metrics.update(ext_metrics)
-  metrics = resources_pb2.ExtendedMetrics(user_metrics=metrics)
-
-  stub = auth.get_stub()
-  user_app_id = resources_pb2.UserAppIDSet(user_id=auth.user_id, app_id=auth.app_id)
-  post_eval = stub.PostEvaluations(
-      service_pb2.PostEvaluationsRequest(
-          user_app_id=user_app_id,
-          eval_metrics=[
-              resources_pb2.EvalMetrics(
-                  id=eval_id,
-                  model=resources_pb2.Model(
-                      id=model_id,
-                      app_id=auth.app_id,
-                      user_id=auth.user_id,
-                      model_version=resources_pb2.ModelVersion(id=version_id),
-                  ),
-                  extended_metrics=metrics if ext_metrics else None)
-          ],
-      ),
-      metadata=auth.metadata,
-  )
+  model = Model(app_id=auth.app_id, user_id=auth.user_id, model_id=model_id, model_version=dict({"id": version_id}))
+  post_eval = Model.evaluate(dataset_id="", eval_id=eval_id, extended_metrics=ext_metrics)
   return post_eval