diff --git a/doc/api/graphql/reference/index.md b/doc/api/graphql/reference/index.md
index e500a9a39b4098bc6ade3a82d4d980d0ad2616bb..55352f4b3017339b564cf24e8d49e125a4d4fd42 100644
--- a/doc/api/graphql/reference/index.md
+++ b/doc/api/graphql/reference/index.md
@@ -19604,7 +19604,7 @@ Returns [`[CiRunnerCloudProvisioningStep!]`](#cirunnercloudprovisioningstep).
 
 ### `CiRunnerUsage`
 
-Runner usage.
+Runner usage in minutes.
 
 #### Fields
 
@@ -19623,8 +19623,9 @@ Runner usage in minutes by project.
 
 | Name | Type | Description |
 | ---- | ---- | ----------- |
-| <a id="cirunnerusagebyprojectcibuildcount"></a>`ciBuildCount` | [`BigInt!`](#bigint) | Amount of builds executed during the selected period, encoded as a string. |
-| <a id="cirunnerusagebyprojectciminutesused"></a>`ciMinutesUsed` | [`BigInt!`](#bigint) | Amount of minutes used during the selected period, encoded as a string. |
+| <a id="cirunnerusagebyprojectcibuildcount"></a>`ciBuildCount` | [`BigInt!`](#bigint) | Amount of builds executed during the selected period. Encoded as a string. |
+| <a id="cirunnerusagebyprojectciduration"></a>`ciDuration` | [`BigInt!`](#bigint) | Number of minutes spent to process jobs during the selected period. Encoded as a string. |
+| <a id="cirunnerusagebyprojectciminutesused"></a>`ciMinutesUsed` **{warning-solid}** | [`BigInt!`](#bigint) | **Deprecated** in GitLab 17.5. Use `ciDuration`. |
 | <a id="cirunnerusagebyprojectproject"></a>`project` | [`Project`](#project) | Project that the usage refers to. Null means "Other projects". |
 
 ### `CiSecureFileRegistry`
diff --git a/ee/app/graphql/types/ci/runner_usage_by_project_type.rb b/ee/app/graphql/types/ci/runner_usage_by_project_type.rb
index b8629a3047a7752f7af3390bfc9104c0e260e85c..569d1c839144b2a3ecead040ca11d631cebc524e 100644
--- a/ee/app/graphql/types/ci/runner_usage_by_project_type.rb
+++ b/ee/app/graphql/types/ci/runner_usage_by_project_type.rb
@@ -10,11 +10,18 @@ class RunnerUsageByProjectType < BaseObject
       field :project, ::Types::ProjectType,
         null: true, description: 'Project that the usage refers to. Null means "Other projects".'
 
+      field :ci_duration, GraphQL::Types::BigInt,
+        null: false,
+        description: 'Number of minutes spent to process jobs during the selected period. Encoded as a string.',
+        hash_key: :ci_minutes_used
+
+      # TODO: Remove in 18.0. For more details read https://gitlab.com/gitlab-org/gitlab/-/issues/497364
       field :ci_minutes_used, GraphQL::Types::BigInt,
-        null: false, description: 'Amount of minutes used during the selected period, encoded as a string.'
+        null: false, description: 'Amount of minutes used during the selected period. Encoded as a string.',
+        deprecated: { reason: 'Use `ciDuration`', milestone: '17.5' }
 
       field :ci_build_count, GraphQL::Types::BigInt,
-        null: false, description: 'Amount of builds executed during the selected period, encoded as a string.'
+        null: false, description: 'Amount of builds executed during the selected period. Encoded as a string.'
 
       def project
         return unless object[:project_id]
diff --git a/ee/app/graphql/types/ci/runner_usage_type.rb b/ee/app/graphql/types/ci/runner_usage_type.rb
index b240951cce07d11f54752675f51178b8d6daf424..ac76351ac629d3099d3f0cd25ecddfa20b1473c6 100644
--- a/ee/app/graphql/types/ci/runner_usage_type.rb
+++ b/ee/app/graphql/types/ci/runner_usage_type.rb
@@ -5,7 +5,7 @@ module Ci
     # rubocop: disable Graphql/AuthorizeTypes -- the read_runner_usage permission is already checked by the resolver
     class RunnerUsageType < BaseObject
       graphql_name 'CiRunnerUsage'
-      description 'Runner usage.'
+      description 'Runner usage in minutes.'
 
       field :runner, ::Types::Ci::RunnerType,
         null: true, description: 'Runner that the usage refers to. Null means "Other runners".'