diff --git a/litellm/llms/sap/chat/transformation.py b/litellm/llms/sap/chat/transformation.py
index 8274c8ad359..dbad6944d73 100755
--- a/litellm/llms/sap/chat/transformation.py
+++ b/litellm/llms/sap/chat/transformation.py
@@ -266,7 +266,8 @@ class GenAIHubOrchestrationConfig(OpenAIGPTConfig):
         stream_config = {}
         if "stream_options" in optional_params:
             stream_options = optional_params.pop("stream_options", {})
-            stream_config["chunk_size"] = stream_options.get("chunk_size", 100)
+            if "chunk_size" in stream_options:
+                stream_config["chunk_size"] = stream_options.get("chunk_size")
             if "delimiters" in stream_options:
                 stream_config["delimiters"] = stream_options.get("delimiters")
 
diff --git a/litellm/llms/sap/embed/transformation.py b/litellm/llms/sap/embed/transformation.py
index 7202d4bcbf2..7f4532a50e6 100644
--- a/litellm/llms/sap/embed/transformation.py
+++ b/litellm/llms/sap/embed/transformation.py
@@ -167,7 +167,8 @@ class GenAIHubEmbeddingConfig(BaseEmbeddingConfig):
         input_dict = {"text": input}
         if optional_params.get("type"):
             input_dict["type"] = optional_params.get("type")
-        masking = {"masking": optional_params.get("masking")} if optional_params.get("masking") else {}
+        masking = optional_params.get("masking")
+        masking = {"masking": masking} if masking is not None else {}
         body = {
             "config": {
                 "modules": {
diff --git a/tests/test_litellm/llms/sap/chat/test_sap_transformation.py b/tests/test_litellm/llms/sap/chat/test_sap_transformation.py
index 127d9c2f922..3ecb8028af8 100644
--- a/tests/test_litellm/llms/sap/chat/test_sap_transformation.py
+++ b/tests/test_litellm/llms/sap/chat/test_sap_transformation.py
@@ -426,9 +426,12 @@ class TestSAPTransformationIntegration:
             headers={}
         )
         assert "translation" not in config["config"]["modules"][0]
-        assert config["config"]["modules"][1]["translation"] == translation_config
+        translation = config["config"]["modules"][1]["translation"]
+        assert translation["input"]["config"]["source_language"] == "en-US"
+        assert translation["input"]["config"]["target_language"] == "de-DE"
+        assert translation["output"]["config"]["target_language"] == "fr-FR"
         assert config["config"]["modules"][1]["prompt_templating"]["model"]["name"] == "gpt-5"
         assert config["config"]["modules"][0]["prompt_templating"]["model"]["name"] == "gpt-4o"
         assert config["config"]["modules"][0]["prompt_templating"]["model"]["params"] == {}
         assert config["config"]["modules"][1]["prompt_templating"]["prompt"]["template"][0]["content"] == "Hello world!"
-        assert config["config"]["modules"][0]["prompt_templating"]["prompt"]["template"][0]["content"] == "Hello."
\ No newline at end of file
+        assert config["config"]["modules"][0]["prompt_templating"]["prompt"]["template"][0]["content"] == "Hello."