diff --git a/blocksuite/affine/blocks/attachment/src/attachment-block.ts b/blocksuite/affine/blocks/attachment/src/attachment-block.ts
index 35d459f6c..3e7fb54d6 100644
--- a/blocksuite/affine/blocks/attachment/src/attachment-block.ts
+++ b/blocksuite/affine/blocks/attachment/src/attachment-block.ts
@@ -17,6 +17,7 @@ import {
   AttachmentBlockStyles,
 } from '@blocksuite/affine-model';
 import {
+  CitationProvider,
   DocModeProvider,
   FileSizeLimitProvider,
   TelemetryProvider,
@@ -37,6 +38,7 @@ import { type ClassInfo, classMap } from 'lit/directives/class-map.js';
 import { guard } from 'lit/directives/guard.js';
 import { styleMap } from 'lit/directives/style-map.js';
 import { when } from 'lit/directives/when.js';
+import { filter } from 'rxjs/operators';
 
 import { AttachmentEmbedProvider } from './embed';
 import { styles } from './styles';
@@ -79,8 +81,12 @@ export class AttachmentBlockComponent extends CaptionedBlockComponent<Attachment
     return this.std.get(FileSizeLimitProvider).maxFileSize;
   }
 
+  get citationService() {
+    return this.std.get(CitationProvider);
+  }
+
   get isCitation() {
-    return !!this.model.props.footnoteIdentifier;
+    return this.citationService.isCitationModel(this.model);
   }
 
   convertTo = () => {
@@ -139,6 +145,34 @@ export class AttachmentBlockComponent extends CaptionedBlockComponent<Attachment
     selectionManager.setGroup('note', [blockSelection]);
   }
 
+  private readonly _trackCitationDeleteEvent = () => {
+    // Check citation delete event
+    this._disposables.add(
+      this.std.store.slots.blockUpdated
+        .pipe(
+          filter(payload => {
+            if (!payload.isLocal) return false;
+
+            const { flavour, id, type } = payload;
+            if (
+              type !== 'delete' ||
+              flavour !== this.model.flavour ||
+              id !== this.model.id
+            )
+              return false;
+
+            const { model } = payload;
+            if (!this.citationService.isCitationModel(model)) return false;
+
+            return true;
+          })
+        )
+        .subscribe(() => {
+          this.citationService.trackEvent('Delete');
+        })
+    );
+  };
+
   override connectedCallback() {
     super.connectedCallback();
 
@@ -162,6 +196,8 @@ export class AttachmentBlockComponent extends CaptionedBlockComponent<Attachment
         });
       });
     }
+
+    this._trackCitationDeleteEvent();
   }
 
   override firstUpdated() {
diff --git a/blocksuite/affine/blocks/attachment/src/components/rename-model.ts b/blocksuite/affine/blocks/attachment/src/components/rename-model.ts
index 4d69a3dbb..48077a313 100644
--- a/blocksuite/affine/blocks/attachment/src/components/rename-model.ts
+++ b/blocksuite/affine/blocks/attachment/src/components/rename-model.ts
@@ -1,6 +1,7 @@
 import { ConfirmIcon } from '@blocksuite/affine-components/icons';
 import { toast } from '@blocksuite/affine-components/toast';
 import type { AttachmentBlockModel } from '@blocksuite/affine-model';
+import { CitationProvider } from '@blocksuite/affine-shared/services';
 import type { EditorHost } from '@blocksuite/std';
 import { html } from 'lit';
 import { createRef, ref } from 'lit/directives/ref.js';
@@ -33,6 +34,7 @@ export const RenameModal = ({
 
   let fileName = includeExtension ? nameWithoutExtension : originalName;
   const extension = includeExtension ? originalExtension : '';
+  const citationService = editorHost.std.get(CitationProvider);
 
   const abort = () => abortController.abort();
   const onConfirm = () => {
@@ -44,6 +46,9 @@ export const RenameModal = ({
     model.store.updateBlock(model, {
       name: newFileName,
     });
+    if (citationService.isCitationModel(model)) {
+      citationService.trackEvent('Edit');
+    }
     abort();
   };
   const onInput = (e: InputEvent) => {
diff --git a/blocksuite/affine/blocks/bookmark/src/bookmark-block.ts b/blocksuite/affine/blocks/bookmark/src/bookmark-block.ts
index 226857a1b..171987bb0 100644
--- a/blocksuite/affine/blocks/bookmark/src/bookmark-block.ts
+++ b/blocksuite/affine/blocks/bookmark/src/bookmark-block.ts
@@ -8,6 +8,7 @@ import type {
 } from '@blocksuite/affine-model';
 import { ImageProxyService } from '@blocksuite/affine-shared/adapters';
 import {
+  CitationProvider,
   DocModeProvider,
   LinkPreviewServiceIdentifier,
 } from '@blocksuite/affine-shared/services';
@@ -18,6 +19,7 @@ import { html } from 'lit';
 import { property, query } from 'lit/decorators.js';
 import { type ClassInfo, classMap } from 'lit/directives/class-map.js';
 import { type StyleInfo, styleMap } from 'lit/directives/style-map.js';
+import { filter } from 'rxjs/operators';
 
 import { refreshBookmarkUrlData } from './utils.js';
 
@@ -114,11 +116,12 @@ export class BookmarkBlockComponent extends CaptionedBlockComponent<BookmarkBloc
     );
   };
 
+  get citationService() {
+    return this.std.get(CitationProvider);
+  }
+
   get isCitation() {
-    return (
-      !!this.model.props.footnoteIdentifier &&
-      this.model.props.style === 'citation'
-    );
+    return this.citationService.isCitationModel(this.model);
   }
 
   get imageProxyService() {
@@ -166,6 +169,31 @@ export class BookmarkBlockComponent extends CaptionedBlockComponent<BookmarkBloc
     ></bookmark-card>`;
   };
 
+  private readonly _trackCitationDeleteEvent = () => {
+    // Check citation delete event
+    this._disposables.add(
+      this.std.store.slots.blockUpdated
+        .pipe(
+          filter(payload => {
+            if (!payload.isLocal) return false;
+            const { flavour, id, type } = payload;
+            if (
+              type !== 'delete' ||
+              flavour !== this.model.flavour ||
+              id !== this.model.id
+            )
+              return false;
+            const { model } = payload;
+            if (!this.citationService.isCitationModel(model)) return false;
+            return true;
+          })
+        )
+        .subscribe(() => {
+          this.citationService.trackEvent('Delete');
+        })
+    );
+  };
+
   override connectedCallback() {
     super.connectedCallback();
 
@@ -203,6 +231,8 @@ export class BookmarkBlockComponent extends CaptionedBlockComponent<BookmarkBloc
         }
       })
     );
+
+    this._trackCitationDeleteEvent();
   }
 
   override disconnectedCallback(): void {
diff --git a/blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/embed-linked-doc-block.ts b/blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/embed-linked-doc-block.ts
index a4e1f8c21..c52d00656 100644
--- a/blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/embed-linked-doc-block.ts
+++ b/blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/embed-linked-doc-block.ts
@@ -17,6 +17,7 @@ import {
   REFERENCE_NODE,
 } from '@blocksuite/affine-shared/consts';
 import {
+  CitationProvider,
   DocDisplayMetaProvider,
   DocModeProvider,
   OpenDocExtensionIdentifier,
@@ -43,6 +44,7 @@ import { repeat } from 'lit/directives/repeat.js';
 import { styleMap } from 'lit/directives/style-map.js';
 import { when } from 'lit/directives/when.js';
 import throttle from 'lodash-es/throttle';
+import { filter } from 'rxjs/operators';
 import * as Y from 'yjs';
 
 import { renderLinkedDocInCard } from '../common/render-linked-doc';
@@ -254,11 +256,12 @@ export class EmbedLinkedDocBlockComponent extends EmbedBlockComponent<EmbedLinke
     return this.store.readonly;
   }
 
+  get citationService() {
+    return this.std.get(CitationProvider);
+  }
+
   get isCitation() {
-    return (
-      !!this.model.props.footnoteIdentifier &&
-      this.model.props.style === 'citation'
-    );
+    return this.citationService.isCitationModel(this.model);
   }
 
   private readonly _handleDoubleClick = (event: MouseEvent) => {
@@ -454,6 +457,31 @@ export class EmbedLinkedDocBlockComponent extends EmbedBlockComponent<EmbedLinke
     );
   };
 
+  private readonly _trackCitationDeleteEvent = () => {
+    // Check citation delete event
+    this._disposables.add(
+      this.std.store.slots.blockUpdated
+        .pipe(
+          filter(payload => {
+            if (!payload.isLocal) return false;
+            const { flavour, id, type } = payload;
+            if (
+              type !== 'delete' ||
+              flavour !== this.model.flavour ||
+              id !== this.model.id
+            )
+              return false;
+            const { model } = payload;
+            if (!this.citationService.isCitationModel(model)) return false;
+            return true;
+          })
+        )
+        .subscribe(() => {
+          this.citationService.trackEvent('Delete');
+        })
+    );
+  };
+
   override connectedCallback() {
     super.connectedCallback();
 
@@ -532,6 +560,8 @@ export class EmbedLinkedDocBlockComponent extends EmbedBlockComponent<EmbedLinke
         }
       })
     );
+
+    this._trackCitationDeleteEvent();
   }
 
   getInitialState(): {
diff --git a/blocksuite/affine/blocks/paragraph/src/paragraph-block.ts b/blocksuite/affine/blocks/paragraph/src/paragraph-block.ts
index df1ba9fd1..4f8edd2a0 100644
--- a/blocksuite/affine/blocks/paragraph/src/paragraph-block.ts
+++ b/blocksuite/affine/blocks/paragraph/src/paragraph-block.ts
@@ -7,7 +7,10 @@ import {
   BLOCK_CHILDREN_CONTAINER_PADDING_LEFT,
   EDGELESS_TOP_CONTENTEDITABLE_SELECTOR,
 } from '@blocksuite/affine-shared/consts';
-import { DocModeProvider } from '@blocksuite/affine-shared/services';
+import {
+  CitationProvider,
+  DocModeProvider,
+} from '@blocksuite/affine-shared/services';
 import {
   calculateCollapsedSiblings,
   getNearestHeadingBefore,
@@ -63,6 +66,10 @@ export class ParagraphBlockComponent extends CaptionedBlockComponent<ParagraphBl
       ?.getPlaceholder(this.model);
   }
 
+  get citationService() {
+    return this.std.get(CitationProvider);
+  }
+
   get attributeRenderer() {
     return this.inlineManager.getRenderer();
   }
@@ -94,6 +101,12 @@ export class ParagraphBlockComponent extends CaptionedBlockComponent<ParagraphBl
     return this.std.get(DefaultInlineManagerExtension.identifier);
   }
 
+  get hasCitationSiblings() {
+    return this.collapsedSiblings.some(sibling =>
+      this.citationService.isCitationModel(sibling)
+    );
+  }
+
   override get topContenteditableElement() {
     if (this.std.get(DocModeProvider).getEditorMode() === 'edgeless') {
       return this.closest<BlockComponent>(
@@ -286,6 +299,13 @@ export class ParagraphBlockComponent extends CaptionedBlockComponent<ParagraphBl
                         collapsed: value,
                       });
                     }
+
+                    if (this.hasCitationSiblings) {
+                      this.citationService.trackEvent('Expand', {
+                        control: 'Source Button',
+                        type: value ? 'Hide' : 'Show',
+                      });
+                    }
                   }}
                 ></blocksuite-toggle-button>
               `
diff --git a/blocksuite/affine/foundation/src/view.ts b/blocksuite/affine/foundation/src/view.ts
index 78c23f544..70fb8aee9 100644
--- a/blocksuite/affine/foundation/src/view.ts
+++ b/blocksuite/affine/foundation/src/view.ts
@@ -9,6 +9,7 @@ import {
 } from '@blocksuite/affine-ext-loader';
 import {
   AutoClearSelectionService,
+  CitationService,
   DefaultOpenDocExtension,
   DNDAPIExtension,
   DocDisplayMetaService,
@@ -76,6 +77,7 @@ export class FoundationViewExtension extends ViewExtensionProvider<FoundationVie
       FileSizeLimitService,
       LinkPreviewCache,
       LinkPreviewService,
+      CitationService,
     ]);
     context.register(clipboardConfigs);
     if (this.isEdgeless(context.scope)) {
diff --git a/blocksuite/affine/inlines/footnote/src/footnote-node/footnote-node.ts b/blocksuite/affine/inlines/footnote/src/footnote-node/footnote-node.ts
index 2d8495146..8a02e583c 100644
--- a/blocksuite/affine/inlines/footnote/src/footnote-node/footnote-node.ts
+++ b/blocksuite/affine/inlines/footnote/src/footnote-node/footnote-node.ts
@@ -1,6 +1,7 @@
 import { HoverController } from '@blocksuite/affine-components/hover';
 import { PeekViewProvider } from '@blocksuite/affine-components/peek';
 import type { FootNote } from '@blocksuite/affine-model';
+import { CitationProvider } from '@blocksuite/affine-shared/services';
 import { unsafeCSSVarV2 } from '@blocksuite/affine-shared/theme';
 import type { AffineTextAttributes } from '@blocksuite/affine-shared/types';
 import { WithDisposable } from '@blocksuite/global/lit';
@@ -117,6 +118,10 @@ export class AffineFootnoteNode extends WithDisposable(ShadowlessElement) {
     return this.std.store.readonly;
   }
 
+  get citationService() {
+    return this.std.get(CitationProvider);
+  }
+
   onFootnoteClick = () => {
     if (!this.footnote) {
       return;
@@ -215,6 +220,10 @@ export class AffineFootnoteNode extends WithDisposable(ShadowlessElement) {
         return null;
       }
 
+      this.citationService.trackEvent('Hover', {
+        control: 'Source Footnote',
+      });
+
       return {
         template: this._FootNotePopup(footnote, abortController),
         container: this.std.host,
diff --git a/blocksuite/affine/shared/src/services/citation-service/citation-service.ts b/blocksuite/affine/shared/src/services/citation-service/citation-service.ts
new file mode 100644
index 000000000..e6a909611
--- /dev/null
+++ b/blocksuite/affine/shared/src/services/citation-service/citation-service.ts
@@ -0,0 +1,84 @@
+import { type Container, createIdentifier } from '@blocksuite/global/di';
+import { type BlockStdScope, StdIdentifier } from '@blocksuite/std';
+import { type BlockModel, Extension } from '@blocksuite/store';
+
+import { DocModeProvider } from '../doc-mode-service';
+import type {
+  CitationEvents,
+  CitationEventType,
+} from '../telemetry-service/citation';
+import { TelemetryProvider } from '../telemetry-service/telemetry-service';
+
+const CitationEventTypeMap = {
+  Hover: 'AICitationHoverSource',
+  Expand: 'AICitationExpandSource',
+  Delete: 'AICitationDelete',
+  Edit: 'AICitationEdit',
+} as const;
+
+type EventType = keyof typeof CitationEventTypeMap;
+
+type EventTypeMapping = {
+  [K in EventType]: CitationEventType;
+};
+
+export interface CitationViewService {
+  /**
+   * Tracks citation-related events
+   * @param type - The type of citation event to track
+   * @param properties - The properties of the event
+   */
+  trackEvent<T extends EventType>(
+    type: T,
+    properties?: CitationEvents[EventTypeMapping[T]]
+  ): void;
+  /**
+   * Checks if the model is a citation model
+   * @param model - The model to check
+   * @returns True if the model is a citation model, false otherwise
+   */
+  isCitationModel(model: BlockModel): boolean;
+}
+
+export const CitationProvider =
+  createIdentifier<CitationViewService>('CitationService');
+
+export class CitationService extends Extension implements CitationViewService {
+  constructor(private readonly std: BlockStdScope) {
+    super();
+  }
+
+  static override setup(di: Container) {
+    di.addImpl(CitationProvider, CitationService, [StdIdentifier]);
+  }
+
+  get docModeService() {
+    return this.std.getOptional(DocModeProvider);
+  }
+
+  get telemetryService() {
+    return this.std.getOptional(TelemetryProvider);
+  }
+
+  isCitationModel = (model: BlockModel) => {
+    return (
+      'footnoteIdentifier' in model.props &&
+      !!model.props.footnoteIdentifier &&
+      'style' in model.props &&
+      model.props.style === 'citation'
+    );
+  };
+
+  trackEvent<T extends EventType>(
+    type: T,
+    properties?: CitationEvents[EventTypeMapping[T]]
+  ) {
+    const editorMode = this.docModeService?.getEditorMode() ?? 'page';
+    this.telemetryService?.track(CitationEventTypeMap[type], {
+      page: editorMode === 'page' ? 'doc editor' : 'whiteboard editor',
+      module: 'AI Result',
+      control: 'Source',
+      ...properties,
+    });
+  }
+}
diff --git a/blocksuite/affine/shared/src/services/citation-service/index.ts b/blocksuite/affine/shared/src/services/citation-service/index.ts
new file mode 100644
index 000000000..09ac01c7d
--- /dev/null
+++ b/blocksuite/affine/shared/src/services/citation-service/index.ts
@@ -0,0 +1 @@
+export * from './citation-service';
diff --git a/blocksuite/affine/shared/src/services/index.ts b/blocksuite/affine/shared/src/services/index.ts
index 85aa2dc46..2f14c804f 100644
--- a/blocksuite/affine/shared/src/services/index.ts
+++ b/blocksuite/affine/shared/src/services/index.ts
@@ -1,5 +1,6 @@
 export * from './auto-clear-selection-service';
 export * from './block-meta-service';
+export * from './citation-service';
 export * from './doc-display-meta-service';
 export * from './doc-mode-service';
 export * from './drag-handle-config';
diff --git a/blocksuite/affine/shared/src/services/telemetry-service/citation.ts b/blocksuite/affine/shared/src/services/telemetry-service/citation.ts
new file mode 100644
index 000000000..365b1074f
--- /dev/null
+++ b/blocksuite/affine/shared/src/services/telemetry-service/citation.ts
@@ -0,0 +1,8 @@
+import type { TelemetryEvent } from './types';
+export type CitationEventType =
+  | 'AICitationHoverSource'
+  | 'AICitationExpandSource'
+  | 'AICitationDelete'
+  | 'AICitationEdit';
+
+export type CitationEvents = Record<CitationEventType, TelemetryEvent>;
diff --git a/blocksuite/affine/shared/src/services/telemetry-service/index.ts b/blocksuite/affine/shared/src/services/telemetry-service/index.ts
index 1c6241ff0..13a193ce0 100644
--- a/blocksuite/affine/shared/src/services/telemetry-service/index.ts
+++ b/blocksuite/affine/shared/src/services/telemetry-service/index.ts
@@ -1,3 +1,4 @@
+export * from './citation.js';
 export * from './database.js';
 export * from './link.js';
 export * from './telemetry-service.js';
diff --git a/blocksuite/affine/shared/src/services/telemetry-service/telemetry-service.ts b/blocksuite/affine/shared/src/services/telemetry-service/telemetry-service.ts
index 6739928ec..7abcbe3eb 100644
--- a/blocksuite/affine/shared/src/services/telemetry-service/telemetry-service.ts
+++ b/blocksuite/affine/shared/src/services/telemetry-service/telemetry-service.ts
@@ -1,6 +1,7 @@
 import { createIdentifier } from '@blocksuite/global/di';
 import type { ExtensionType } from '@blocksuite/store';
 
+import type { CitationEvents } from './citation.js';
 import type { CodeBlockEvents } from './code-block.js';
 import type { OutDatabaseAllEvents } from './database.js';
 import type { LinkToolbarEvents } from './link.js';
@@ -28,7 +29,8 @@ export type TelemetryEventMap = OutDatabaseAllEvents &
   LinkToolbarEvents &
   SlashMenuEvents &
   CodeBlockEvents &
-  NoteEvents & {
+  NoteEvents &
+  CitationEvents & {
     DocCreated: DocCreatedEvent;
     Link: TelemetryEvent;
     LinkedDocCreated: LinkedDocCreatedEvent;
diff --git a/packages/frontend/core/src/blocksuite/view-extensions/editor-config/toolbar/index.ts b/packages/frontend/core/src/blocksuite/view-extensions/editor-config/toolbar/index.ts
index 4a27ff046..e4da3e4a7 100644
--- a/packages/frontend/core/src/blocksuite/view-extensions/editor-config/toolbar/index.ts
+++ b/packages/frontend/core/src/blocksuite/view-extensions/editor-config/toolbar/index.ts
@@ -51,6 +51,7 @@ import { getSelectedModelsCommand } from '@blocksuite/affine/shared/commands';
 import { ImageSelection } from '@blocksuite/affine/shared/selection';
 import {
   ActionPlacement,
+  CitationProvider,
   GenerateDocUrlProvider,
   isRemovedUserInfo,
   OpenDocExtensionIdentifier,
@@ -462,6 +463,10 @@ function createExternalLinkableToolbarConfig(
                 (_std, _component, props) => {
                   ctx.store.updateBlock(model, props);
                   block.requestUpdate();
+                  const citationService = ctx.std.get(CitationProvider);
+                  if (citationService.isCitationModel(model)) {
+                    citationService.trackEvent('Edit');
+                  }
                 },
                 abortController
               );
@@ -805,6 +810,10 @@ const embedLinkedDocToolbarConfig = {
               (_std, _component, props) => {
                 ctx.store.updateBlock(model, props);
                 block.requestUpdate();
+                const citationService = ctx.std.get(CitationProvider);
+                if (citationService.isCitationModel(model)) {
+                  citationService.trackEvent('Edit');
+                }
               },
               abortController
             );