diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index a209aed131b67880fb37bb3c62eab78223c66768..5c42e41c8545783fb336e9d6765e88cb12ddaeca 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -166,6 +166,10 @@ def urgency
     self.class.urgency_for_action(action_name)
   end
 
+  def has_external_dependencies
+    self.class.has_external_dependencies_for_action(action_name)
+  end
+
   protected
 
   def workhorse_excluded_content_types
diff --git a/lib/gitlab/endpoint_attributes.rb b/lib/gitlab/endpoint_attributes.rb
index 19a212f3aa41c9203afc3755f39100a9a7c81fc5..0b3119e22db826c5912197caba1ef53e6886f322 100644
--- a/lib/gitlab/endpoint_attributes.rb
+++ b/lib/gitlab/endpoint_attributes.rb
@@ -30,6 +30,14 @@ def urgency_for_action(action)
         urgency || superclass_urgency_for_action(action) || DEFAULT_URGENCY
       end
 
+      def has_external_dependencies(actions = [])
+        endpoint_attributes.set(actions, has_external_dependencies: true)
+      end
+
+      def has_external_dependencies_for_action(action)
+        endpoint_attributes.attribute_for_action(action, :has_external_dependencies) || false
+      end
+
       private
 
       def endpoint_attributes
diff --git a/lib/gitlab/endpoint_attributes/config.rb b/lib/gitlab/endpoint_attributes/config.rb
index 2bdd4256238c5ad6c92faece173caccdcef79931..0fe2dfb415571a0bd1fa8961a2adeb102ba2efd8 100644
--- a/lib/gitlab/endpoint_attributes/config.rb
+++ b/lib/gitlab/endpoint_attributes/config.rb
@@ -10,7 +10,7 @@ class Config
         RequestUrgency.new(:default, 1),
         RequestUrgency.new(:low, 5)
       ].index_by(&:name).freeze
-      SUPPORTED_ATTRIBUTES = %i[feature_category urgency].freeze
+      SUPPORTED_ATTRIBUTES = %i[feature_category urgency has_external_dependencies].freeze
 
       def initialize
         @default_attributes = {}
diff --git a/lib/gitlab/metrics/rails_slis.rb b/lib/gitlab/metrics/rails_slis.rb
index 4b1dd37011be305c956ff966d7e2b8e3ccdb4652..b18a692bb84170b121bb0fe227a24d9c4a0761fd 100644
--- a/lib/gitlab/metrics/rails_slis.rb
+++ b/lib/gitlab/metrics/rails_slis.rb
@@ -4,6 +4,9 @@ module Gitlab
   module Metrics
     module RailsSlis
       class << self
+        TRUE_LABEL = "yes"
+        FALSE_LABEL = "no"
+
         def initialize_request_slis!
           request_labels = possible_request_labels
           Gitlab::Metrics::Sli::Apdex.initialize_sli(:rails_request, request_labels)
@@ -83,7 +86,8 @@ def all_api_labels
             {
               endpoint_id: endpoint_id,
               feature_category: feature_category,
-              request_urgency: request_urgency.name
+              request_urgency: request_urgency.name,
+              external_dependencies: FALSE_LABEL
             }
           end
         end
@@ -93,7 +97,10 @@ def all_controller_labels
             {
               endpoint_id: controller.endpoint_id_for_action(action),
               feature_category: controller.feature_category_for_action(action),
-              request_urgency: controller.urgency_for_action(action).name
+              request_urgency: controller.urgency_for_action(action).name,
+              external_dependencies: bool_as_label(
+                controller.has_external_dependencies_for_action(action)
+              )
             }
           end
         end
@@ -126,6 +133,10 @@ def uninitialized_endpoints
             File.read(Rails.root.join("lib/gitlab/metrics/rails_slis_uninitialized_endpoints.yml"))
           ))
         end
+
+        def bool_as_label(value)
+          value ? TRUE_LABEL : FALSE_LABEL
+        end
       end
     end
   end
diff --git a/spec/lib/gitlab/endpoint_attributes_spec.rb b/spec/lib/gitlab/endpoint_attributes_spec.rb
index 34f4221b86acdae23315612bbd55543ace229f00..ab2ea2c32e312010148377f045dbe608703f87e6 100644
--- a/spec/lib/gitlab/endpoint_attributes_spec.rb
+++ b/spec/lib/gitlab/endpoint_attributes_spec.rb
@@ -17,6 +17,8 @@
 
       urgency :high, %w[do_a]
       urgency :low, %w[do_b do_c]
+
+      has_external_dependencies %w[destroy]
     end
   end
 
@@ -128,4 +130,9 @@
       end
     end.to raise_error(ArgumentError, "Urgency not supported: super_slow")
   end
+
+  it 'returns expected has_external_dependencies boolean' do
+    expect(controller.has_external_dependencies_for_action("hello")).to be(false)
+    expect(controller.has_external_dependencies_for_action("destroy")).to be(true)
+  end
 end
diff --git a/spec/lib/gitlab/metrics/rails_slis_spec.rb b/spec/lib/gitlab/metrics/rails_slis_spec.rb
index ef524f40c49367cda48eca849013d9acdbbc414a..701124586d260a53858eb0aa3c0b59a3eb615463 100644
--- a/spec/lib/gitlab/metrics/rails_slis_spec.rb
+++ b/spec/lib/gitlab/metrics/rails_slis_spec.rb
@@ -13,7 +13,8 @@
       [{
         endpoint_id: "Admin::AbuseReportsController#index",
         feature_category: :insider_threat,
-        request_urgency: :default
+        request_urgency: :default,
+        external_dependencies: "no"
       }]
     end
 
@@ -22,7 +23,8 @@
         {
           endpoint_id: "ProjectsController#index",
           feature_category: :groups_and_projects,
-          request_urgency: :default
+          request_urgency: :default,
+          external_dependencies: "no"
         }
       ]
     end
@@ -43,9 +45,12 @@
 
     let(:api_uninitialized_labels) do
       [
-        { endpoint_id: "DELETE /api/:version/admin/ci/variables/:key",
+        { 
+          endpoint_id: "DELETE /api/:version/admin/ci/variables/:key",
           feature_category: :pipeline_composition,
-          request_urgency: :default }
+          request_urgency: :default,
+          external_dependencies: "no"
+        }
       ]
     end
 
@@ -53,7 +58,8 @@
       [{
         endpoint_id: "GET /api/:version/version",
         feature_category: :not_owned,
-        request_urgency: :default
+        request_urgency: :default,
+        external_dependencies: "no"
       }]
     end