diff --git a/frontend/rust-lib/Cargo.lock b/frontend/rust-lib/Cargo.lock
index 11bb4802f8..99cb27f931 100644
--- a/frontend/rust-lib/Cargo.lock
+++ b/frontend/rust-lib/Cargo.lock
@@ -183,7 +183,7 @@ dependencies = [
 [[package]]
 name = "appflowy-cloud-billing-client"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud-Billing-Client?rev=c608c4ec97bae19bad212742eeb4e3475845742a#c608c4ec97bae19bad212742eeb4e3475845742a"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud-Billing-Client?rev=f14a7964d27c87ea21c5f361a92fc11a5a4f88f8#f14a7964d27c87ea21c5f361a92fc11a5a4f88f8"
 dependencies = [
  "client-api",
  "reqwest",
diff --git a/frontend/rust-lib/Cargo.toml b/frontend/rust-lib/Cargo.toml
index 667ccaddd1..9f944ba7ab 100644
--- a/frontend/rust-lib/Cargo.toml
+++ b/frontend/rust-lib/Cargo.toml
@@ -91,7 +91,7 @@ yrs = "0.18.7"
 # scripts/tool/update_client_api_rev.sh  new_rev_id
 # ⚠️⚠️⚠️️
 client-api = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud", rev = "ef8e6f3" }
-appflowy-cloud-billing-client = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud-Billing-Client", rev = "c608c4ec97bae19bad212742eeb4e3475845742a" }
+appflowy-cloud-billing-client = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud-Billing-Client", rev = "f14a7964d27c87ea21c5f361a92fc11a5a4f88f8" }
 
 [profile.dev]
 opt-level = 1
diff --git a/frontend/rust-lib/flowy-server/src/af_cloud/impls/user/cloud_service_impl.rs b/frontend/rust-lib/flowy-server/src/af_cloud/impls/user/cloud_service_impl.rs
index 5b66485b1b..6b406ba2a3 100644
--- a/frontend/rust-lib/flowy-server/src/af_cloud/impls/user/cloud_service_impl.rs
+++ b/frontend/rust-lib/flowy-server/src/af_cloud/impls/user/cloud_service_impl.rs
@@ -24,7 +24,7 @@ use flowy_user_pub::cloud::{UserCloudService, UserCollabParams, UserUpdate, User
 use flowy_user_pub::entities::{
   AFCloudOAuthParams, AuthResponse, Role, UpdateUserProfileParams, UserCredentials, UserProfile,
   UserWorkspace, WorkspaceInvitation, WorkspaceInvitationStatus, WorkspaceMember,
-  WorkspaceSubscription,
+  WorkspaceSubscription, WorkspaceUsage,
 };
 use lib_infra::box_any::BoxAny;
 use lib_infra::future::FutureResult;
@@ -526,6 +526,21 @@ where
       Ok(())
     })
   }
+
+  fn get_workspace_usage(&self, workspace_id: String) -> FutureResult<WorkspaceUsage, FlowyError> {
+    let try_get_client = self.server.try_get_client();
+    FutureResult::new(async move {
+      let client = try_get_client?;
+      let usage =
+        WorkspaceSubscriptionClient::get_workspace_usage(client.as_ref(), &workspace_id).await?;
+      Ok(WorkspaceUsage {
+        member_count: usage.member_count,
+        member_count_limit: usage.member_count_limit,
+        total_blob_bytes: usage.total_blob_bytes,
+        total_blob_bytes_limit: usage.total_blob_bytes_limit,
+      })
+    })
+  }
 }
 
 async fn get_admin_client(client: &Arc<AFCloudClient>) -> FlowyResult<Client> {
diff --git a/frontend/rust-lib/flowy-user-pub/src/cloud.rs b/frontend/rust-lib/flowy-user-pub/src/cloud.rs
index cde3e32187..7d56bd4d16 100644
--- a/frontend/rust-lib/flowy-user-pub/src/cloud.rs
+++ b/frontend/rust-lib/flowy-user-pub/src/cloud.rs
@@ -15,7 +15,7 @@ use uuid::Uuid;
 use crate::entities::{
   AuthResponse, Authenticator, RecurringInterval, Role, SubscriptionPlan, UpdateUserProfileParams,
   UserCredentials, UserProfile, UserTokenState, UserWorkspace, WorkspaceInvitation,
-  WorkspaceInvitationStatus, WorkspaceMember, WorkspaceSubscription,
+  WorkspaceInvitationStatus, WorkspaceMember, WorkspaceSubscription, WorkspaceUsage,
 };
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -285,6 +285,10 @@ pub trait UserCloudService: Send + Sync + 'static {
   fn cancel_workspace_subscription(&self, workspace_id: String) -> FutureResult<(), FlowyError> {
     FutureResult::new(async { Err(FlowyError::not_support()) })
   }
+
+  fn get_workspace_usage(&self, workspace_id: String) -> FutureResult<WorkspaceUsage, FlowyError> {
+    FutureResult::new(async { Err(FlowyError::not_support()) })
+  }
 }
 
 pub type UserUpdateReceiver = tokio::sync::mpsc::Receiver<UserUpdate>;
diff --git a/frontend/rust-lib/flowy-user-pub/src/entities.rs b/frontend/rust-lib/flowy-user-pub/src/entities.rs
index e63eae7255..0d01f47eb5 100644
--- a/frontend/rust-lib/flowy-user-pub/src/entities.rs
+++ b/frontend/rust-lib/flowy-user-pub/src/entities.rs
@@ -439,3 +439,10 @@ pub struct WorkspaceSubscription {
   pub recurring_interval: RecurringInterval,
   pub is_active: bool,
 }
+
+pub struct WorkspaceUsage {
+  pub member_count: usize,
+  pub member_count_limit: usize,
+  pub total_blob_bytes: usize,
+  pub total_blob_bytes_limit: usize,
+}
diff --git a/frontend/rust-lib/flowy-user/src/entities/workspace.rs b/frontend/rust-lib/flowy-user/src/entities/workspace.rs
index 0c9ec1a6da..c723c04c71 100644
--- a/frontend/rust-lib/flowy-user/src/entities/workspace.rs
+++ b/frontend/rust-lib/flowy-user/src/entities/workspace.rs
@@ -306,3 +306,15 @@ impl From<WorkspaceSubscription> for WorkspaceSubscriptionPB {
     }
   }
 }
+
+#[derive(Debug, ProtoBuf, Default, Clone)]
+pub struct WorkspaceUsagePB {
+  #[pb(index = 1)]
+  pub member_count: u64,
+  #[pb(index = 2)]
+  pub member_count_limit: u64,
+  #[pb(index = 3)]
+  pub total_blob_bytes: u64,
+  #[pb(index = 4)]
+  pub total_blob_bytes_limit: u64,
+}
diff --git a/frontend/rust-lib/flowy-user/src/event_handler.rs b/frontend/rust-lib/flowy-user/src/event_handler.rs
index 78afee11fc..c8c90afaa1 100644
--- a/frontend/rust-lib/flowy-user/src/event_handler.rs
+++ b/frontend/rust-lib/flowy-user/src/event_handler.rs
@@ -810,3 +810,19 @@ pub async fn cancel_workspace_subscription_handler(
   manager.cancel_workspace_subscription(workspace_id).await?;
   Ok(())
 }
+
+#[tracing::instrument(level = "debug", skip_all, err)]
+pub async fn get_workspace_usage_handler(
+  param: AFPluginData<UserWorkspaceIdPB>,
+  manager: AFPluginState<Weak<UserManager>>,
+) -> DataResult<WorkspaceUsagePB, FlowyError> {
+  let workspace_id = param.into_inner().workspace_id;
+  let manager = upgrade_manager(manager)?;
+  let workspace_usage = manager.get_workspace_usage(workspace_id).await?;
+  data_result_ok(WorkspaceUsagePB {
+    member_count: workspace_usage.member_count as u64,
+    member_count_limit: workspace_usage.member_count_limit as u64,
+    total_blob_bytes: workspace_usage.total_blob_bytes as u64,
+    total_blob_bytes_limit: workspace_usage.total_blob_bytes_limit as u64,
+  })
+}
diff --git a/frontend/rust-lib/flowy-user/src/event_map.rs b/frontend/rust-lib/flowy-user/src/event_map.rs
index f1e62e2894..7f17bc54f9 100644
--- a/frontend/rust-lib/flowy-user/src/event_map.rs
+++ b/frontend/rust-lib/flowy-user/src/event_map.rs
@@ -75,6 +75,7 @@ pub fn init(user_manager: Weak<UserManager>) -> AFPlugin {
     .event(UserEvent::SubscribeWorkspace, subscribe_workspace_handler)
     .event(UserEvent::GetWorkspaceSubscriptions, get_workspace_subscriptions_handler)
     .event(UserEvent::CancelWorkspaceSubscription, cancel_workspace_subscription_handler)
+    .event(UserEvent::GetWorkspaceUsage, get_workspace_usage_handler)
 }
 
 #[derive(Clone, Copy, PartialEq, Eq, Debug, Display, Hash, ProtoBuf_Enum, Flowy_Event)]
@@ -241,8 +242,11 @@ pub enum UserEvent {
   #[event(output = "RepeatedWorkspaceSubscriptionPB")]
   GetWorkspaceSubscriptions = 52,
 
-  #[event(output = "UserWorkspaceIdPB")]
+  #[event(input = "UserWorkspaceIdPB")]
   CancelWorkspaceSubscription = 53,
+
+  #[event(input = "UserWorkspaceIdPB", output = "WorkspaceUsagePB")]
+  GetWorkspaceUsage = 54,
 }
 
 pub trait UserStatusCallback: Send + Sync + 'static {
diff --git a/frontend/rust-lib/flowy-user/src/user_manager/manager_user_workspace.rs b/frontend/rust-lib/flowy-user/src/user_manager/manager_user_workspace.rs
index 54f6794cb6..fc067b4abc 100644
--- a/frontend/rust-lib/flowy-user/src/user_manager/manager_user_workspace.rs
+++ b/frontend/rust-lib/flowy-user/src/user_manager/manager_user_workspace.rs
@@ -11,7 +11,7 @@ use flowy_sqlite::schema::user_workspace_table;
 use flowy_sqlite::{query_dsl::*, DBConnection, ExpressionMethods};
 use flowy_user_pub::entities::{
   Role, UserWorkspace, WorkspaceInvitation, WorkspaceInvitationStatus, WorkspaceMember,
-  WorkspaceSubscription,
+  WorkspaceSubscription, WorkspaceUsage,
 };
 use lib_dispatch::prelude::af_spawn;
 
@@ -450,6 +450,16 @@ impl UserManager {
       .await?;
     Ok(())
   }
+
+  #[instrument(level = "info", skip(self), err)]
+  pub async fn get_workspace_usage(&self, workspace_id: String) -> FlowyResult<WorkspaceUsage> {
+    let workspace_usage = self
+      .cloud_services
+      .get_user_service()?
+      .get_workspace_usage(workspace_id)
+      .await?;
+    Ok(workspace_usage)
+  }
 }
 
 /// This method is used to save one user workspace to the SQLite database