diff --git a/litellm/proxy/caching_routes.py b/litellm/proxy/caching_routes.py
index 470e4cb9ba3..247c31d207f 100644
--- a/litellm/proxy/caching_routes.py
+++ b/litellm/proxy/caching_routes.py
@@ -17,7 +17,7 @@ from litellm.types.caching import CachePingResponse, HealthCheckCacheParams
 
 @with_config(ConfigDict(extra="allow", strict=True))
 class _CacheDeleteRequest(TypedDict):
-    keys: ReadOnly[NotRequired[list[str] | None]]
+    keys: ReadOnly[NotRequired[list[str | int | float] | None]]
 
 
 _CACHE_DELETE_REQUEST: Final = TypeAdapter(_CacheDeleteRequest)
diff --git a/tests/unit/proxy/test_caching_routes.py b/tests/unit/proxy/test_caching_routes.py
index 8a59793495a..ac3cfdaf8fa 100644
--- a/tests/unit/proxy/test_caching_routes.py
+++ b/tests/unit/proxy/test_caching_routes.py
@@ -52,6 +52,31 @@ def mock_redis_failure(mocker):
     return mock_cache
 
 
+@pytest.fixture
+def mock_redis_delete(mocker):
+    mock_cache = mocker.MagicMock()
+    mock_cache.type = "redis"
+    mock_cache.delete_cache_keys = mocker.AsyncMock()
+    mocker.patch.object(litellm, "cache", mock_cache)
+    return mock_cache
+
+
+@pytest.mark.parametrize("keys", [["a-key", "b-key"], [12345, 1.5]])
+def test_cache_delete_passes_string_and_numeric_keys_to_the_cache(mock_redis_delete, keys):
+    response = client.post("/cache/delete", headers={"Authorization": "Bearer sk-9876"}, json={"keys": keys})
+
+    assert response.status_code == 200
+    assert response.json() == {"status": "success"}
+    mock_redis_delete.delete_cache_keys.assert_awaited_once_with(keys=keys)
+
+
+def test_cache_delete_rejects_keys_that_are_not_a_list(mock_redis_delete):
+    response = client.post("/cache/delete", headers={"Authorization": "Bearer sk-9876"}, json={"keys": "abc"})
+
+    assert response.status_code == 500
+    mock_redis_delete.delete_cache_keys.assert_not_awaited()
+
+
 def test_cache_ping_success(mock_redis_success):
     """Test successful cache ping with regular response"""
     response = client.get("/cache/ping", headers={"Authorization": "Bearer sk-9876"})