diff --git a/litellm/litellm_core_utils/initialize_dynamic_callback_params.py b/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
index 68fa69dbda7..074b446a8ef 100644
--- a/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
+++ b/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
@@ -36,9 +36,9 @@ _SUPPORTED_CALLBACK_PARAMS_FROZEN = frozenset(
 )
 
 # List form for iteration (excludes litellm_logging_obj, environment_variables - config only)
-_supported_callback_params = [
+_supported_callback_params = sorted(
     p for p in _SUPPORTED_CALLBACK_PARAMS_FROZEN if p not in ("litellm_logging_obj", "environment_variables")
-]
+)
 
 
 def scrub_callback_config_params_from_dict(data: Dict) -> Dict:
diff --git a/litellm/litellm_core_utils/litellm_logging.py b/litellm/litellm_core_utils/litellm_logging.py
index 0e4a9010c38..ed7dd8c65d4 100644
--- a/litellm/litellm_core_utils/litellm_logging.py
+++ b/litellm/litellm_core_utils/litellm_logging.py
@@ -527,7 +527,10 @@ class Logging(LiteLLMLoggingBaseClass):
         user: Optional[str] = None,
         **additional_params,
     ):
-        self.optional_params = optional_params
+        sanitized_optional_params = scrub_callback_config_params_from_dict(
+            dict(optional_params)
+        )
+        self.optional_params = sanitized_optional_params
         if model is not None:
             self.model = model
         self.user = user
@@ -540,9 +543,6 @@ class Logging(LiteLLMLoggingBaseClass):
         if _is_debugging_on() or self.litellm_request_debug:
             verbose_logger.debug(f"self.optional_params: {self.optional_params}")
 
-        sanitized_optional_params = scrub_callback_config_params_from_dict(
-            dict(optional_params)
-        )
         self.model_call_details.update(
             {
                 "model": self.model,
diff --git a/tests/logging_callback_tests/test_dynamic_otel_keys.py b/tests/logging_callback_tests/test_dynamic_otel_keys.py
index 93e63534288..66960e2c85f 100644
--- a/tests/logging_callback_tests/test_dynamic_otel_keys.py
+++ b/tests/logging_callback_tests/test_dynamic_otel_keys.py
@@ -65,7 +65,31 @@ def test_scrub_callback_config_params_removes_credentials():
     assert "litellm_logging_obj" not in result
 
 
+def test_scrub_callback_config_params_pattern_matching():
+    """Test suffix-pattern scrubbing for custom integration credentials."""
+    data = {
+        "model": "gpt-4",
+        "temperature": 0.7,
+        "my_custom_service_api_key": "secret-api-key",
+        "some_integration_secret": "s3cr3t",
+        "another_service_secret_key": "sk-xxxx",
+        "keep_this_value": "important_data",
+    }
+    result = scrub_callback_config_params_from_dict(data)
+    
+    # Verify safe values are kept
+    assert "model" in result and result["model"] == "gpt-4"
+    assert "temperature" in result and result["temperature"] == 0.7
+    assert "keep_this_value" in result and result["keep_this_value"] == "important_data"
+    
+    # Verify credentials are scrubbed by suffix patterns
+    assert "my_custom_service_api_key" not in result
+    assert "some_integration_secret" not in result
+    assert "another_service_secret_key" not in result
+
+
 if __name__ == "__main__":
     test_dynamic_key_extraction_from_metadata()
     test_dynamic_key_extraction_from_litellm_params_metadata()
     test_scrub_callback_config_params_removes_credentials()
+    test_scrub_callback_config_params_pattern_matching()