diff --git a/tests/logging_callback_tests/test_standard_logging_payload.py b/tests/logging_callback_tests/test_standard_logging_payload.py
new file mode 100644
index 00000000000..7ae3ae6eded
--- /dev/null
+++ b/tests/logging_callback_tests/test_standard_logging_payload.py
@@ -0,0 +1,86 @@
+import json
+import os
+import sys
+from datetime import datetime
+from unittest.mock import AsyncMock
+
+from pydantic.main import Model
+
+sys.path.insert(
+    0, os.path.abspath("../..")
+)  # Adds the parent directory to the system-path
+
+from typing import Literal
+
+import pytest
+import litellm
+import asyncio
+import logging
+from litellm.litellm_core_utils.litellm_logging import (
+    get_standard_logging_metadata,
+    StandardLoggingMetadata,
+)
+
+
+def all_fields_present(standard_logging_metadata: StandardLoggingMetadata):
+    for field in StandardLoggingMetadata.__annotations__.keys():
+        assert field in standard_logging_metadata
+
+
+@pytest.mark.parametrize(
+    "metadata_key, metadata_value",
+    [
+        ("user_api_key_alias", "test_alias"),
+        ("user_api_key_hash", "test_hash"),
+        ("user_api_key_team_id", "test_team_id"),
+        ("user_api_key_user_id", "test_user_id"),
+        ("user_api_key_team_alias", "test_team_alias"),
+        ("spend_logs_metadata", {"key": "value"}),
+        ("requester_ip_address", "127.0.0.1"),
+        ("requester_metadata", {"user_agent": "test_agent"}),
+    ],
+)
+def test_get_standard_logging_metadata(metadata_key, metadata_value):
+    """
+    Test that the get_standard_logging_metadata function correctly sets the metadata fields.
+
+    All fields in StandardLoggingMetadata should ALWAYS be present.
+    """
+    metadata = {metadata_key: metadata_value}
+    standard_logging_metadata = get_standard_logging_metadata(metadata)
+
+    print("standard_logging_metadata", standard_logging_metadata)
+
+    # Assert that all fields in StandardLoggingMetadata are present
+    all_fields_present(standard_logging_metadata)
+
+    # Assert that the specific metadata field is set correctly
+    assert standard_logging_metadata[metadata_key] == metadata_value
+
+
+def test_get_standard_logging_metadata_user_api_key_hash():
+    valid_hash = "a" * 64  # 64 character string
+    metadata = {"user_api_key": valid_hash}
+    result = get_standard_logging_metadata(metadata)
+    assert result["user_api_key_hash"] == valid_hash
+
+
+def test_get_standard_logging_metadata_invalid_user_api_key():
+    invalid_hash = "not_a_valid_hash"
+    metadata = {"user_api_key": invalid_hash}
+    result = get_standard_logging_metadata(metadata)
+    all_fields_present(result)
+    assert result["user_api_key_hash"] is None
+
+
+def test_get_standard_logging_metadata_invalid_keys():
+    metadata = {
+        "user_api_key_alias": "test_alias",
+        "invalid_key": "should_be_ignored",
+        "another_invalid_key": 123,
+    }
+    result = get_standard_logging_metadata(metadata)
+    all_fields_present(result)
+    assert result["user_api_key_alias"] == "test_alias"
+    assert "invalid_key" not in result
+    assert "another_invalid_key" not in result