diff --git a/blocksuite/affine/shared/src/services/user-service/user-service.ts b/blocksuite/affine/shared/src/services/user-service/user-service.ts
index a9c38db645..129ac1dcf5 100644
--- a/blocksuite/affine/shared/src/services/user-service/user-service.ts
+++ b/blocksuite/affine/shared/src/services/user-service/user-service.ts
@@ -5,8 +5,9 @@ import type { Signal } from '@preact/signals-core';
 import type { AffineUserInfo } from './types';
 
 export interface UserService {
-  getCurrentUser(): AffineUserInfo;
-  getUserInfo(id: string): Signal<AffineUserInfo | null>;
+  getCurrentUser(): AffineUserInfo | null;
+  userInfo$(id: string): Signal<AffineUserInfo | null>;
+  revalidateUserInfo(id: string): void;
 }
 
 export const UserProvider = createIdentifier<UserService>(
diff --git a/blocksuite/tests-legacy/tsconfig.json b/blocksuite/tests-legacy/tsconfig.json
index d4266719e5..d75000b864 100644
--- a/blocksuite/tests-legacy/tsconfig.json
+++ b/blocksuite/tests-legacy/tsconfig.json
@@ -7,8 +7,8 @@
   },
   "include": ["./e2e"],
   "references": [
-    { "path": "../blocks" },
     { "path": "../framework/block-std" },
+    { "path": "../blocks" },
     { "path": "../framework/global" },
     { "path": "../framework/inline" },
     { "path": "../integration-test" },
diff --git a/packages/frontend/core/src/blocksuite/block-suite-editor/lit-adaper.tsx b/packages/frontend/core/src/blocksuite/block-suite-editor/lit-adaper.tsx
index ba7f903aab..daaf329907 100644
--- a/packages/frontend/core/src/blocksuite/block-suite-editor/lit-adaper.tsx
+++ b/packages/frontend/core/src/blocksuite/block-suite-editor/lit-adaper.tsx
@@ -7,6 +7,7 @@ import {
   type PageEditor,
 } from '@affine/core/blocksuite/editors';
 import { useEnableAI } from '@affine/core/components/hooks/affine/use-enable-ai';
+import { AuthService, PublicUserService } from '@affine/core/modules/cloud';
 import type { DocCustomPropertyInfo } from '@affine/core/modules/db';
 import { DocService, DocsService } from '@affine/core/modules/doc';
 import type {
@@ -70,6 +71,7 @@ import {
   type ReferenceReactRenderer,
 } from '../extensions/reference-renderer';
 import { patchSideBarService } from '../extensions/side-bar-service';
+import { patchUserExtensions } from '../extensions/user';
 import { patchUserListExtensions } from '../extensions/user-list';
 import { BiDirectionalLinkPanel } from './bi-directional-link-panel';
 import { BlocksuiteEditorJournalDocTitle } from './journal-doc-title';
@@ -93,6 +95,8 @@ const usePatchSpecs = (mode: DocMode) => {
     workspaceService,
     featureFlagService,
     memberSearchService,
+    publicUserService,
+    authService,
   } = useServices({
     PeekViewService,
     DocService,
@@ -101,7 +105,10 @@ const usePatchSpecs = (mode: DocMode) => {
     EditorService,
     FeatureFlagService,
     MemberSearchService,
+    PublicUserService,
+    AuthService,
   });
+  const isCloud = workspaceService.workspace.flavour !== 'local';
   const framework = useFramework();
   const referenceRenderer: ReferenceReactRenderer = useMemo(() => {
     return function customReference(reference) {
@@ -155,11 +162,16 @@ const usePatchSpecs = (mode: DocMode) => {
         patchPeekViewService(peekViewService),
         patchOpenDocExtension(),
         EdgelessClipboardWatcher,
-        patchUserListExtensions(memberSearchService),
         patchDocUrlExtensions(framework),
         patchQuickSearchService(framework),
         patchSideBarService(framework),
         patchDocModeService(docService, docsService, editorService),
+        isCloud
+          ? [
+              patchUserListExtensions(memberSearchService),
+              patchUserExtensions(publicUserService, authService),
+            ]
+          : [],
         mode === 'edgeless' && enableTurboRenderer
           ? [ViewportTurboRendererExtension]
           : [],
@@ -185,10 +197,13 @@ const usePatchSpecs = (mode: DocMode) => {
     referenceRenderer,
     confirmModal,
     peekViewService,
-    memberSearchService,
     docService,
     docsService,
     editorService,
+    isCloud,
+    memberSearchService,
+    publicUserService,
+    authService,
     enableTurboRenderer,
     featureFlagService.flags.enable_pdf_embed_preview.value,
   ]);
diff --git a/packages/frontend/core/src/blocksuite/extensions/user.ts b/packages/frontend/core/src/blocksuite/extensions/user.ts
new file mode 100644
index 0000000000..9beef1388f
--- /dev/null
+++ b/packages/frontend/core/src/blocksuite/extensions/user.ts
@@ -0,0 +1,30 @@
+import type {
+  AuthService,
+  PublicUserService,
+} from '@affine/core/modules/cloud';
+import { UserServiceExtension } from '@blocksuite/affine/blocks';
+
+export function patchUserExtensions(
+  publicUserService: PublicUserService,
+  authService: AuthService
+) {
+  return UserServiceExtension({
+    getCurrentUser() {
+      const account = authService.session.account$.value;
+      return account
+        ? {
+            id: account.id,
+            avatar: account.avatar,
+            name: account.label,
+          }
+        : null;
+    },
+    // eslint-disable-next-line rxjs/finnish
+    userInfo$(id) {
+      return publicUserService.publicUser$(id).signal;
+    },
+    revalidateUserInfo(id) {
+      publicUserService.revalidate(id);
+    },
+  });
+}
diff --git a/packages/frontend/core/src/modules/cloud/index.ts b/packages/frontend/core/src/modules/cloud/index.ts
index a2a11f5a6c..60aa41663c 100644
--- a/packages/frontend/core/src/modules/cloud/index.ts
+++ b/packages/frontend/core/src/modules/cloud/index.ts
@@ -16,6 +16,7 @@ export { EventSourceService } from './services/eventsource';
 export { FetchService } from './services/fetch';
 export { GraphQLService } from './services/graphql';
 export { InvoicesService } from './services/invoices';
+export { PublicUserService } from './services/public-user';
 export { SelfhostGenerateLicenseService } from './services/selfhost-generate-license';
 export { SelfhostLicenseService } from './services/selfhost-license';
 export { ServerService } from './services/server';
@@ -63,6 +64,7 @@ import { EventSourceService } from './services/eventsource';
 import { FetchService } from './services/fetch';
 import { GraphQLService } from './services/graphql';
 import { InvoicesService } from './services/invoices';
+import { PublicUserService } from './services/public-user';
 import { SelfhostGenerateLicenseService } from './services/selfhost-generate-license';
 import { SelfhostLicenseService } from './services/selfhost-license';
 import { ServerService } from './services/server';
@@ -79,6 +81,7 @@ import { AuthStore } from './stores/auth';
 import { CloudDocMetaStore } from './stores/cloud-doc-meta';
 import { InviteInfoStore } from './stores/invite-info';
 import { InvoicesStore } from './stores/invoices';
+import { PublicUserStore } from './stores/public-user';
 import { SelfhostGenerateLicenseStore } from './stores/selfhost-generate-license';
 import { SelfhostLicenseStore } from './stores/selfhost-license';
 import { ServerConfigStore } from './stores/server-config';
@@ -147,7 +150,9 @@ export function configureCloudModule(framework: Framework) {
     .store(SelfhostGenerateLicenseStore, [GraphQLService])
     .store(InviteInfoStore, [GraphQLService])
     .service(AcceptInviteService, [AcceptInviteStore, InviteInfoStore])
-    .store(AcceptInviteStore, [GraphQLService]);
+    .store(AcceptInviteStore, [GraphQLService])
+    .service(PublicUserService, [PublicUserStore])
+    .store(PublicUserStore, [GraphQLService]);
 
   framework
     .scope(WorkspaceScope)
diff --git a/packages/frontend/core/src/modules/cloud/services/public-user.ts b/packages/frontend/core/src/modules/cloud/services/public-user.ts
new file mode 100644
index 0000000000..b97a1163ba
--- /dev/null
+++ b/packages/frontend/core/src/modules/cloud/services/public-user.ts
@@ -0,0 +1,75 @@
+import {
+  effect,
+  fromPromise,
+  LiveData,
+  Service,
+  smartRetry,
+} from '@toeverything/infra';
+import { catchError, EMPTY, exhaustMap, groupBy, mergeMap } from 'rxjs';
+
+import type { PublicUserStore } from '../stores/public-user';
+
+type RemovedUserInfo = {
+  id: string;
+  removed: true;
+};
+
+type ExistedUserInfo = {
+  id: string;
+  name?: string | null;
+  avatar?: string | null;
+  removed?: false;
+};
+
+export type PublicUserInfo = RemovedUserInfo | ExistedUserInfo;
+
+export class PublicUserService extends Service {
+  constructor(private readonly store: PublicUserStore) {
+    super();
+  }
+
+  publicUsers$ = new LiveData<Map<string, PublicUserInfo | null>>(new Map());
+
+  publicUser$(id: string) {
+    return this.publicUsers$.selector(map => map.get(id) ?? null);
+  }
+
+  error$ = new LiveData<any | null>(null);
+
+  revalidate = effect(
+    groupBy((id: string) => id),
+    mergeMap(id$ =>
+      id$.pipe(
+        exhaustMap(id =>
+          fromPromise(async signal => {
+            const user = await this.store.getPublicUserById(id, signal);
+            if (!user) {
+              return {
+                id,
+                removed: true,
+              };
+            }
+            return {
+              id,
+              name: user.name,
+              avatarUrl: user.avatarUrl,
+            };
+          }).pipe(
+            smartRetry(),
+            catchError(error => {
+              console.error(error);
+              this.error$.next(error);
+              return EMPTY;
+            }),
+            mergeMap(user => {
+              const publicUsers = new Map(this.publicUsers$.value);
+              publicUsers.set(user.id, user);
+              this.publicUsers$.next(publicUsers);
+              return EMPTY;
+            })
+          )
+        )
+      )
+    )
+  );
+}
diff --git a/packages/frontend/core/src/modules/cloud/stores/public-user.ts b/packages/frontend/core/src/modules/cloud/stores/public-user.ts
new file mode 100644
index 0000000000..59debcd19c
--- /dev/null
+++ b/packages/frontend/core/src/modules/cloud/stores/public-user.ts
@@ -0,0 +1,24 @@
+import { getPublicUserByIdQuery } from '@affine/graphql';
+import { Store } from '@toeverything/infra';
+
+import type { GraphQLService } from '../services/graphql';
+
+export class PublicUserStore extends Store {
+  constructor(private readonly gqlService: GraphQLService) {
+    super();
+  }
+
+  async getPublicUserById(id: string, signal?: AbortSignal) {
+    const result = await this.gqlService.gql({
+      query: getPublicUserByIdQuery,
+      variables: {
+        id,
+      },
+      context: {
+        signal,
+      },
+    });
+
+    return result.publicUserById;
+  }
+}
diff --git a/packages/frontend/graphql/src/graphql/get-public-user-by-id.gql b/packages/frontend/graphql/src/graphql/get-public-user-by-id.gql
new file mode 100644
index 0000000000..0a3ed0bfa5
--- /dev/null
+++ b/packages/frontend/graphql/src/graphql/get-public-user-by-id.gql
@@ -0,0 +1,7 @@
+query getPublicUserById($id: String!) {
+    publicUserById(id: $id) {
+        id
+        avatarUrl
+        name
+    }
+}
\ No newline at end of file
diff --git a/packages/frontend/graphql/src/graphql/index.ts b/packages/frontend/graphql/src/graphql/index.ts
index f2fee4d4b4..13faf7cb33 100644
--- a/packages/frontend/graphql/src/graphql/index.ts
+++ b/packages/frontend/graphql/src/graphql/index.ts
@@ -643,6 +643,18 @@ export const getPageGrantedUsersListQuery = {
 }`,
 };
 
+export const getPublicUserByIdQuery = {
+  id: 'getPublicUserByIdQuery' as const,
+  op: 'getPublicUserById',
+  query: `query getPublicUserById($id: String!) {
+  publicUserById(id: $id) {
+    id
+    avatarUrl
+    name
+  }
+}`,
+};
+
 export const getServerRuntimeConfigQuery = {
   id: 'getServerRuntimeConfigQuery' as const,
   op: 'getServerRuntimeConfig',
diff --git a/packages/frontend/graphql/src/schema.ts b/packages/frontend/graphql/src/schema.ts
index ab3046bc7f..e4049ffe7e 100644
--- a/packages/frontend/graphql/src/schema.ts
+++ b/packages/frontend/graphql/src/schema.ts
@@ -438,6 +438,7 @@ export type ErrorDataUnion =
   | InvalidPasswordLengthDataType
   | InvalidRuntimeConfigTypeDataType
   | MemberNotFoundInSpaceDataType
+  | MentionUserDocAccessDeniedDataType
   | MissingOauthQueryParameterDataType
   | NotInSpaceDataType
   | QueryTooLongDataType
@@ -453,6 +454,7 @@ export type ErrorDataUnion =
   | UnknownOauthProviderDataType
   | UnsupportedClientVersionDataType
   | UnsupportedSubscriptionPlanDataType
+  | ValidationErrorDataType
   | VersionRejectedDataType
   | WorkspaceMembersExceedLimitToDowngradeDataType
   | WorkspacePermissionNotFoundDataType
@@ -527,7 +529,11 @@ export enum ErrorNames {
   MAILER_SERVICE_IS_NOT_CONFIGURED = 'MAILER_SERVICE_IS_NOT_CONFIGURED',
   MEMBER_NOT_FOUND_IN_SPACE = 'MEMBER_NOT_FOUND_IN_SPACE',
   MEMBER_QUOTA_EXCEEDED = 'MEMBER_QUOTA_EXCEEDED',
+  MENTION_USER_DOC_ACCESS_DENIED = 'MENTION_USER_DOC_ACCESS_DENIED',
+  MENTION_USER_ONESELF_DENIED = 'MENTION_USER_ONESELF_DENIED',
   MISSING_OAUTH_QUERY_PARAMETER = 'MISSING_OAUTH_QUERY_PARAMETER',
+  NETWORK_ERROR = 'NETWORK_ERROR',
+  NOTIFICATION_NOT_FOUND = 'NOTIFICATION_NOT_FOUND',
   NOT_FOUND = 'NOT_FOUND',
   NOT_IN_SPACE = 'NOT_IN_SPACE',
   NO_COPILOT_PROVIDER_AVAILABLE = 'NO_COPILOT_PROVIDER_AVAILABLE',
@@ -557,6 +563,7 @@ export enum ErrorNames {
   UNSUPPORTED_SUBSCRIPTION_PLAN = 'UNSUPPORTED_SUBSCRIPTION_PLAN',
   USER_AVATAR_NOT_FOUND = 'USER_AVATAR_NOT_FOUND',
   USER_NOT_FOUND = 'USER_NOT_FOUND',
+  VALIDATION_ERROR = 'VALIDATION_ERROR',
   VERSION_REJECTED = 'VERSION_REJECTED',
   WORKSPACE_ID_REQUIRED_FOR_TEAM_SUBSCRIPTION = 'WORKSPACE_ID_REQUIRED_FOR_TEAM_SUBSCRIPTION',
   WORKSPACE_ID_REQUIRED_TO_UPDATE_TEAM_SUBSCRIPTION = 'WORKSPACE_ID_REQUIRED_TO_UPDATE_TEAM_SUBSCRIPTION',
@@ -615,7 +622,7 @@ export interface GrantDocUserRolesInput {
 export interface GrantedDocUserType {
   __typename?: 'GrantedDocUserType';
   role: DocRole;
-  user: PublicUserType;
+  user: WorkspaceUserType;
 }
 
 export interface GrantedDocUserTypeEdge {
@@ -664,6 +671,36 @@ export interface InvalidRuntimeConfigTypeDataType {
   want: Scalars['String']['output'];
 }
 
+export interface InvitationAcceptedNotificationBodyType {
+  __typename?: 'InvitationAcceptedNotificationBodyType';
+  /** The user who created the notification, maybe null when user is deleted or sent by system */
+  createdByUser: Maybe<PublicUserType>;
+  inviteId: Scalars['String']['output'];
+  /** The type of the notification */
+  type: NotificationType;
+  workspace: Maybe<NotificationWorkspaceType>;
+}
+
+export interface InvitationBlockedNotificationBodyType {
+  __typename?: 'InvitationBlockedNotificationBodyType';
+  /** The user who created the notification, maybe null when user is deleted or sent by system */
+  createdByUser: Maybe<PublicUserType>;
+  inviteId: Scalars['String']['output'];
+  /** The type of the notification */
+  type: NotificationType;
+  workspace: Maybe<NotificationWorkspaceType>;
+}
+
+export interface InvitationNotificationBodyType {
+  __typename?: 'InvitationNotificationBodyType';
+  /** The user who created the notification, maybe null when user is deleted or sent by system */
+  createdByUser: Maybe<PublicUserType>;
+  inviteId: Scalars['ID']['output'];
+  /** The type of the notification */
+  type: NotificationType;
+  workspace: Maybe<NotificationWorkspaceType>;
+}
+
 export interface InvitationType {
   __typename?: 'InvitationType';
   /** Invitee information */
@@ -804,6 +841,44 @@ export interface MemberNotFoundInSpaceDataType {
   spaceId: Scalars['String']['output'];
 }
 
+export interface MentionDocInput {
+  /** The block id in the doc */
+  blockId?: InputMaybe<Scalars['String']['input']>;
+  /** The element id in the doc */
+  elementId?: InputMaybe<Scalars['String']['input']>;
+  id: Scalars['String']['input'];
+  title: Scalars['String']['input'];
+}
+
+export interface MentionDocType {
+  __typename?: 'MentionDocType';
+  blockId: Maybe<Scalars['String']['output']>;
+  elementId: Maybe<Scalars['String']['output']>;
+  id: Scalars['String']['output'];
+  title: Scalars['String']['output'];
+}
+
+export interface MentionInput {
+  doc: MentionDocInput;
+  userId: Scalars['String']['input'];
+  workspaceId: Scalars['String']['input'];
+}
+
+export interface MentionNotificationBodyType {
+  __typename?: 'MentionNotificationBodyType';
+  /** The user who created the notification, maybe null when user is deleted or sent by system */
+  createdByUser: Maybe<PublicUserType>;
+  doc: MentionDocType;
+  /** The type of the notification */
+  type: NotificationType;
+  workspace: Maybe<NotificationWorkspaceType>;
+}
+
+export interface MentionUserDocAccessDeniedDataType {
+  __typename?: 'MentionUserDocAccessDeniedDataType';
+  docId: Scalars['String']['output'];
+}
+
 export interface MissingOauthQueryParameterDataType {
   __typename?: 'MissingOauthQueryParameterDataType';
   name: Scalars['String']['output'];
@@ -856,9 +931,13 @@ export interface Mutation {
   invite: Scalars['String']['output'];
   inviteBatch: Array<InviteResult>;
   leaveWorkspace: Scalars['Boolean']['output'];
+  /** mention user in a doc */
+  mentionUser: Scalars['ID']['output'];
   publishDoc: DocType;
   /** @deprecated use publishDoc instead */
   publishPage: DocType;
+  /** mark notification as read */
+  readNotification: Scalars['Boolean']['output'];
   recoverDoc: Scalars['DateTime']['output'];
   releaseDeletedBlobs: Scalars['Boolean']['output'];
   /** Remove user avatar */
@@ -1047,6 +1126,10 @@ export interface MutationLeaveWorkspaceArgs {
   workspaceName?: InputMaybe<Scalars['String']['input']>;
 }
 
+export interface MutationMentionUserArgs {
+  input: MentionInput;
+}
+
 export interface MutationPublishDocArgs {
   docId: Scalars['String']['input'];
   mode?: InputMaybe<PublicDocMode>;
@@ -1059,6 +1142,10 @@ export interface MutationPublishPageArgs {
   workspaceId: Scalars['String']['input'];
 }
 
+export interface MutationReadNotificationArgs {
+  id: Scalars['String']['input'];
+}
+
 export interface MutationRecoverDocArgs {
   guid: Scalars['String']['input'];
   timestamp: Scalars['DateTime']['input'];
@@ -1201,6 +1288,58 @@ export interface NotInSpaceDataType {
   spaceId: Scalars['String']['output'];
 }
 
+/** Notification level */
+export enum NotificationLevel {
+  Default = 'Default',
+  High = 'High',
+  Low = 'Low',
+  Min = 'Min',
+  None = 'None',
+}
+
+export interface NotificationObjectType {
+  __typename?: 'NotificationObjectType';
+  /** Just a placeholder to export UnionNotificationBodyType, don't use it */
+  _placeholderForUnionNotificationBodyType: UnionNotificationBodyType;
+  /** The body of the notification, different types have different fields, see UnionNotificationBodyType */
+  body: Scalars['JSONObject']['output'];
+  /** The created at time of the notification */
+  createdAt: Scalars['DateTime']['output'];
+  id: Scalars['ID']['output'];
+  /** The level of the notification */
+  level: NotificationLevel;
+  /** Whether the notification has been read */
+  read: Scalars['Boolean']['output'];
+  /** The type of the notification */
+  type: NotificationType;
+  /** The updated at time of the notification */
+  updatedAt: Scalars['DateTime']['output'];
+}
+
+export interface NotificationObjectTypeEdge {
+  __typename?: 'NotificationObjectTypeEdge';
+  cursor: Scalars['String']['output'];
+  node: NotificationObjectType;
+}
+
+/** Notification type */
+export enum NotificationType {
+  Invitation = 'Invitation',
+  InvitationAccepted = 'InvitationAccepted',
+  InvitationBlocked = 'InvitationBlocked',
+  InvitationRejected = 'InvitationRejected',
+  Mention = 'Mention',
+}
+
+export interface NotificationWorkspaceType {
+  __typename?: 'NotificationWorkspaceType';
+  /** Workspace avatar url */
+  avatarUrl: Maybe<Scalars['String']['output']>;
+  id: Scalars['ID']['output'];
+  /** Workspace name */
+  name: Scalars['String']['output'];
+}
+
 export enum OAuthProviderType {
   GitHub = 'GitHub',
   Google = 'Google',
@@ -1222,6 +1361,13 @@ export interface PaginatedGrantedDocUserType {
   totalCount: Scalars['Int']['output'];
 }
 
+export interface PaginatedNotificationObjectType {
+  __typename?: 'PaginatedNotificationObjectType';
+  edges: Array<NotificationObjectTypeEdge>;
+  pageInfo: PageInfo;
+  totalCount: Scalars['Int']['output'];
+}
+
 export interface PaginationInput {
   /** returns the elements in the list that come after the specified cursor. */
   after?: InputMaybe<Scalars['String']['input']>;
@@ -1254,7 +1400,6 @@ export enum PublicDocMode {
 export interface PublicUserType {
   __typename?: 'PublicUserType';
   avatarUrl: Maybe<Scalars['String']['output']>;
-  email: Scalars['String']['output'];
   id: Scalars['String']['output'];
   name: Scalars['String']['output'];
 }
@@ -1281,6 +1426,8 @@ export interface Query {
   /** List all copilot prompts */
   listCopilotPrompts: Array<CopilotPromptType>;
   prices: Array<SubscriptionPrice>;
+  /** Get public user by id */
+  publicUserById: Maybe<PublicUserType>;
   /** server config */
   serverConfig: ServerConfigType;
   /** get all server runtime configurable settings */
@@ -1323,6 +1470,10 @@ export interface QueryIsOwnerArgs {
   workspaceId: Scalars['String']['input'];
 }
 
+export interface QueryPublicUserByIdArgs {
+  id: Scalars['String']['input'];
+}
+
 export interface QueryUserArgs {
   email: Scalars['String']['input'];
 }
@@ -1566,6 +1717,12 @@ export enum SubscriptionVariant {
   Onetime = 'Onetime',
 }
 
+export type UnionNotificationBodyType =
+  | InvitationAcceptedNotificationBodyType
+  | InvitationBlockedNotificationBodyType
+  | InvitationNotificationBodyType
+  | MentionNotificationBodyType;
+
 export interface UnknownOauthProviderDataType {
   __typename?: 'UnknownOauthProviderDataType';
   name: Scalars['String']['output'];
@@ -1671,6 +1828,10 @@ export interface UserType {
   invoices: Array<InvoiceType>;
   /** User name */
   name: Scalars['String']['output'];
+  /** Get user notification count */
+  notificationCount: Scalars['Int']['output'];
+  /** Get current user notifications */
+  notifications: PaginatedNotificationObjectType;
   quota: UserQuotaType;
   quotaUsage: UserQuotaUsageType;
   subscriptions: Array<SubscriptionType>;
@@ -1687,6 +1848,15 @@ export interface UserTypeInvoicesArgs {
   take?: InputMaybe<Scalars['Int']['input']>;
 }
 
+export interface UserTypeNotificationsArgs {
+  pagination: PaginationInput;
+}
+
+export interface ValidationErrorDataType {
+  __typename?: 'ValidationErrorDataType';
+  errors: Scalars['String']['output'];
+}
+
 export interface VersionRejectedDataType {
   __typename?: 'VersionRejectedDataType';
   serverVersion: Scalars['String']['output'];
@@ -1873,6 +2043,14 @@ export interface WorkspaceTypePublicPageArgs {
   pageId: Scalars['String']['input'];
 }
 
+export interface WorkspaceUserType {
+  __typename?: 'WorkspaceUserType';
+  avatarUrl: Maybe<Scalars['String']['output']>;
+  email: Scalars['String']['output'];
+  id: Scalars['String']['output'];
+  name: Scalars['String']['output'];
+}
+
 export interface WrongSignInCredentialsDataType {
   __typename?: 'WrongSignInCredentialsDataType';
   email: Scalars['String']['output'];
@@ -2599,7 +2777,7 @@ export type GetPageGrantedUsersListQuery = {
             __typename?: 'GrantedDocUserType';
             role: DocRole;
             user: {
-              __typename?: 'PublicUserType';
+              __typename?: 'WorkspaceUserType';
               id: string;
               name: string;
               email: string;
@@ -2612,6 +2790,20 @@ export type GetPageGrantedUsersListQuery = {
   };
 };
 
+export type GetPublicUserByIdQueryVariables = Exact<{
+  id: Scalars['String']['input'];
+}>;
+
+export type GetPublicUserByIdQuery = {
+  __typename?: 'Query';
+  publicUserById: {
+    __typename?: 'PublicUserType';
+    id: string;
+    avatarUrl: string | null;
+    name: string;
+  } | null;
+};
+
 export type GetServerRuntimeConfigQueryVariables = Exact<{
   [key: string]: never;
 }>;
@@ -3586,6 +3778,11 @@ export type Queries =
       variables: GetPageGrantedUsersListQueryVariables;
       response: GetPageGrantedUsersListQuery;
     }
+  | {
+      name: 'getPublicUserByIdQuery';
+      variables: GetPublicUserByIdQueryVariables;
+      response: GetPublicUserByIdQuery;
+    }
   | {
       name: 'getServerRuntimeConfigQuery';
       variables: GetServerRuntimeConfigQueryVariables;