diff --git a/clients/app_engine/README.md b/clients/app_engine/README.md
index 02c139b2f9..908486cf70 100644
--- a/clients/app_engine/README.md
+++ b/clients/app_engine/README.md
@@ -11,7 +11,7 @@ Install this package from [Hex](https://hex.pm) by adding
 
 ```elixir
 def deps do
-  [{:google_api_app_engine, "~> 0.42"}]
+  [{:google_api_app_engine, "~> 0.43"}]
 end
 ```
 
diff --git a/clients/app_engine/lib/google_api/app_engine/v1/api/projects.ex b/clients/app_engine/lib/google_api/app_engine/v1/api/projects.ex
index 5172e489cb..b219fa458d 100644
--- a/clients/app_engine/lib/google_api/app_engine/v1/api/projects.ex
+++ b/clients/app_engine/lib/google_api/app_engine/v1/api/projects.ex
@@ -112,6 +112,91 @@ defmodule GoogleApi.AppEngine.V1.Api.Projects do
     )
   end
 
+  @doc """
+  Deletes the specified service and all enclosed versions.
+
+  ## Parameters
+
+  *   `connection` (*type:* `GoogleApi.AppEngine.V1.Connection.t`) - Connection to server
+  *   `projects_id` (*type:* `String.t`) - Part of `name`. Name of the resource requested. Example: apps/myapp/services/default.
+  *   `locations_id` (*type:* `String.t`) - Part of `name`. See documentation of `projectsId`.
+  *   `applications_id` (*type:* `String.t`) - Part of `name`. See documentation of `projectsId`.
+  *   `services_id` (*type:* `String.t`) - Part of `name`. See documentation of `projectsId`.
+  *   `optional_params` (*type:* `keyword()`) - Optional parameters
+      *   `:"$.xgafv"` (*type:* `String.t`) - V1 error format.
+      *   `:access_token` (*type:* `String.t`) - OAuth access token.
+      *   `:alt` (*type:* `String.t`) - Data format for response.
+      *   `:callback` (*type:* `String.t`) - JSONP
+      *   `:fields` (*type:* `String.t`) - Selector specifying which fields to include in a partial response.
+      *   `:key` (*type:* `String.t`) - API key. Your API key identifies your project and provides you with API access, quota, and reports. Required unless you provide an OAuth 2.0 token.
+      *   `:oauth_token` (*type:* `String.t`) - OAuth 2.0 token for the current user.
+      *   `:prettyPrint` (*type:* `boolean()`) - Returns response with indentations and line breaks.
+      *   `:quotaUser` (*type:* `String.t`) - Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
+      *   `:uploadType` (*type:* `String.t`) - Legacy upload protocol for media (e.g. "media", "multipart").
+      *   `:upload_protocol` (*type:* `String.t`) - Upload protocol for media (e.g. "raw", "multipart").
+  *   `opts` (*type:* `keyword()`) - Call options
+
+  ## Returns
+
+  *   `{:ok, %GoogleApi.AppEngine.V1.Model.Operation{}}` on success
+  *   `{:error, info}` on failure
+  """
+  @spec appengine_projects_locations_applications_services_delete(
+          Tesla.Env.client(),
+          String.t(),
+          String.t(),
+          String.t(),
+          String.t(),
+          keyword(),
+          keyword()
+        ) ::
+          {:ok, GoogleApi.AppEngine.V1.Model.Operation.t()}
+          | {:ok, Tesla.Env.t()}
+          | {:ok, list()}
+          | {:error, any()}
+  def appengine_projects_locations_applications_services_delete(
+        connection,
+        projects_id,
+        locations_id,
+        applications_id,
+        services_id,
+        optional_params \\ [],
+        opts \\ []
+      ) do
+    optional_params_config = %{
+      :"$.xgafv" => :query,
+      :access_token => :query,
+      :alt => :query,
+      :callback => :query,
+      :fields => :query,
+      :key => :query,
+      :oauth_token => :query,
+      :prettyPrint => :query,
+      :quotaUser => :query,
+      :uploadType => :query,
+      :upload_protocol => :query
+    }
+
+    request =
+      Request.new()
+      |> Request.method(:delete)
+      |> Request.url(
+        "/v1/projects/{projectsId}/locations/{locationsId}/applications/{applicationsId}/services/{servicesId}",
+        %{
+          "projectsId" => URI.encode(projects_id, &URI.char_unreserved?/1),
+          "locationsId" => URI.encode(locations_id, &URI.char_unreserved?/1),
+          "applicationsId" => URI.encode(applications_id, &URI.char_unreserved?/1),
+          "servicesId" => URI.encode(services_id, &(URI.char_unreserved?(&1) || &1 == ?/))
+        }
+      )
+      |> Request.add_optional_params(optional_params_config, optional_params)
+      |> Request.library_version(@library_version)
+
+    connection
+    |> Connection.execute(request)
+    |> Response.decode(opts ++ [struct: %GoogleApi.AppEngine.V1.Model.Operation{}])
+  end
+
   @doc """
   Deletes an existing Version resource.
 
diff --git a/clients/app_engine/lib/google_api/app_engine/v1/metadata.ex b/clients/app_engine/lib/google_api/app_engine/v1/metadata.ex
index a8ef1ddf5e..124d07eaac 100644
--- a/clients/app_engine/lib/google_api/app_engine/v1/metadata.ex
+++ b/clients/app_engine/lib/google_api/app_engine/v1/metadata.ex
@@ -20,7 +20,7 @@ defmodule GoogleApi.AppEngine.V1 do
   API client metadata for GoogleApi.AppEngine.V1.
   """
 
-  @discovery_revision "20241118"
+  @discovery_revision "20241205"
 
   def discovery_revision(), do: @discovery_revision
 end
diff --git a/clients/app_engine/mix.exs b/clients/app_engine/mix.exs
index 6f5b544e8f..5d8f1d4c21 100644
--- a/clients/app_engine/mix.exs
+++ b/clients/app_engine/mix.exs
@@ -18,7 +18,7 @@
 defmodule GoogleApi.AppEngine.Mixfile do
   use Mix.Project
 
-  @version "0.42.0"
+  @version "0.43.0"
 
   def project() do
     [