diff --git a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description.tsx b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description.tsx
index 4245d68daea1e..8c33edab3a1bb 100644
--- a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description.tsx
+++ b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description.tsx
@@ -10,6 +10,7 @@ import {
   EuiButtonEmpty,
   EuiFlexGroup,
   EuiFlexItem,
+  EuiLoadingSpinner,
   EuiMarkdownEditor,
   EuiPanel,
   EuiText,
@@ -57,6 +58,13 @@ const GENERATE_DESCRIPTION_BUTTON_LABEL = i18n.translate(
   }
 );
 
+const STOP_GENERATION_BUTTON_LABEL = i18n.translate(
+  'xpack.streams.streamDetailView.streamDescription.stopGenerationButtonLabel',
+  {
+    defaultMessage: 'Stop',
+  }
+);
+
 const SAVE_DESCRIPTION_BUTTON_LABEL = i18n.translate(
   'xpack.streams.streamDetailView.streamDescription.saveDescriptionButtonLabel',
   {
@@ -85,6 +93,50 @@ const CANCEL_LABEL = i18n.translate(
   }
 );
 
+const GenerateDescriptionButton: React.FC<{
+  size: 's' | 'm';
+  isGenerating: boolean;
+  isDisabled: boolean;
+  onGenerate: () => void;
+  onStop: () => void;
+  aiFeatures: AIFeatures | null;
+}> = ({ size, isGenerating, isDisabled, onGenerate, onStop, aiFeatures }) => {
+  return (
+    <ConnectorListButtonBase
+      buttonProps={
+        isGenerating
+          ? {
+              size,
+              children: (
+                <EuiFlexGroup
+                  gutterSize="s"
+                  alignItems="center"
+                  justifyContent="center"
+                  responsive={false}
+                >
+                  <EuiFlexItem grow={false}>
+                    <EuiLoadingSpinner size="s" />
+                  </EuiFlexItem>
+                  <EuiFlexItem grow={false}>{STOP_GENERATION_BUTTON_LABEL}</EuiFlexItem>
+                </EuiFlexGroup>
+              ),
+              onClick: onStop,
+              'data-test-subj': 'stream_description_stop_button',
+            }
+          : {
+              size,
+              iconType: 'sparkles',
+              children: GENERATE_DESCRIPTION_BUTTON_LABEL,
+              onClick: onGenerate,
+              isDisabled,
+              'data-test-subj': 'stream_description_generate_button',
+            }
+      }
+      aiFeatures={aiFeatures}
+    />
+  );
+};
+
 export const StreamDescription: React.FC<AISummaryProps> = ({
   definition,
   refreshDefinition,
@@ -101,6 +153,7 @@ export const StreamDescription: React.FC<AISummaryProps> = ({
     onSaveDescription,
     onStartEditing,
     areButtonsDisabled,
+    abort,
   } = useStreamDescriptionApi({ definition, refreshDefinition, aiFeatures });
 
   return (
@@ -145,16 +198,12 @@ export const StreamDescription: React.FC<AISummaryProps> = ({
                       </EuiFlexItem>
                     )}
                     <EuiFlexItem grow={false}>
-                      <ConnectorListButtonBase
-                        buttonProps={{
-                          size: 's',
-                          iconType: 'sparkles',
-                          children: GENERATE_DESCRIPTION_BUTTON_LABEL,
-                          onClick: onGenerateDescription,
-                          isDisabled: areButtonsDisabled,
-                          isLoading: isGenerating,
-                          'data-test-subj': 'stream_description_generate_button',
-                        }}
+                      <GenerateDescriptionButton
+                        size="s"
+                        isGenerating={isGenerating}
+                        isDisabled={areButtonsDisabled}
+                        onGenerate={onGenerateDescription}
+                        onStop={abort}
                         aiFeatures={aiFeatures}
                       />
                     </EuiFlexItem>
@@ -209,16 +258,12 @@ export const StreamDescription: React.FC<AISummaryProps> = ({
                   </EuiButton>
                 </EuiFlexItem>
                 <EuiFlexItem grow={false}>
-                  <ConnectorListButtonBase
-                    buttonProps={{
-                      size: 'm',
-                      iconType: 'sparkles',
-                      children: GENERATE_DESCRIPTION_BUTTON_LABEL,
-                      onClick: onGenerateDescription,
-                      isDisabled: areButtonsDisabled,
-                      isLoading: isGenerating,
-                      'data-test-subj': 'stream_description_generate_button',
-                    }}
+                  <GenerateDescriptionButton
+                    size="m"
+                    isGenerating={isGenerating}
+                    isDisabled={areButtonsDisabled}
+                    onGenerate={onGenerateDescription}
+                    onStop={abort}
                     aiFeatures={aiFeatures}
                   />
                 </EuiFlexItem>
diff --git a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description/use_stream_description_api.ts b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description/use_stream_description_api.ts
index e5c4032179e90..e64a1ba96770d 100644
--- a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description/use_stream_description_api.ts
+++ b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_features/stream_description/use_stream_description_api.ts
@@ -22,12 +22,19 @@ export const useStreamDescriptionApi = ({
   definition,
   refreshDefinition,
   aiFeatures,
+  silent = false,
 }: {
   definition: Streams.all.GetResponse;
   refreshDefinition: () => void;
   aiFeatures: AIFeatures | null;
+  silent?: boolean;
 }) => {
-  const { signal } = useAbortController();
+  const { signal, abort: abortController, refresh } = useAbortController();
+
+  const abort = useCallback(() => {
+    abortController();
+    refresh();
+  }, [abortController, refresh]);
 
   const updateStream = useUpdateStreams(definition.stream.name);
 
@@ -47,7 +54,7 @@ export const useStreamDescriptionApi = ({
 
   const [isUpdating, setIsUpdating] = useState(false);
   const [isEditing, setIsEditing] = useState(false);
-  // Save the updated description; show success and error toasts
+  // Save the updated description; show success and error toasts unless silent
   const save = useCallback(
     async (nextDescription: string) => {
       setIsUpdating(true);
@@ -79,25 +86,29 @@ export const useStreamDescriptionApi = ({
         })
       )
         .then(() => {
-          notifications.toasts.addSuccess({
-            title: i18n.translate(
-              'xpack.streams.streamDetailView.streamDescription.saveSuccessTitle',
-              {
-                defaultMessage: 'Description saved',
-              }
-            ),
-          });
+          if (!silent) {
+            notifications.toasts.addSuccess({
+              title: i18n.translate(
+                'xpack.streams.streamDetailView.streamDescription.saveSuccessTitle',
+                {
+                  defaultMessage: 'Description saved',
+                }
+              ),
+            });
+          }
         })
         .catch((error) => {
-          notifications.toasts.addError(error, {
-            title: i18n.translate(
-              'xpack.streams.streamDetailView.streamDescription.saveErrorTitle',
-              {
-                defaultMessage: 'Failed to save description',
-              }
-            ),
-            toastMessage: getFormattedError(error).message,
-          });
+          if (!silent) {
+            notifications.toasts.addError(error, {
+              title: i18n.translate(
+                'xpack.streams.streamDetailView.streamDescription.saveErrorTitle',
+                {
+                  defaultMessage: 'Failed to save description',
+                }
+              ),
+              toastMessage: getFormattedError(error).message,
+            });
+          }
         })
         .finally(() => {
           setIsUpdating(false);
@@ -105,6 +116,7 @@ export const useStreamDescriptionApi = ({
         });
     },
     [
+      silent,
       updateStream,
       definition.dashboards,
       definition.queries,
@@ -154,17 +166,20 @@ export const useStreamDescriptionApi = ({
       if (error.name === 'AbortError') {
         return;
       }
-      notifications.toasts.addError(error, {
-        title: i18n.translate(
-          'xpack.streams.streamDetailView.streamDescription.generateErrorTitle',
-          { defaultMessage: 'Failed to generate description' }
-        ),
-        toastMessage: getFormattedError(error).message,
-      });
+      if (!silent) {
+        notifications.toasts.addError(error, {
+          title: i18n.translate(
+            'xpack.streams.streamDetailView.streamDescription.generateErrorTitle',
+            { defaultMessage: 'Failed to generate description' }
+          ),
+          toastMessage: getFormattedError(error).message,
+        });
+      }
     } finally {
       setIsGenerating(false);
     }
   }, [
+    silent,
     aiFeatures?.genAiConnectors.selectedConnector,
     streams.streamsRepositoryClient,
     signal,
@@ -182,7 +197,9 @@ export const useStreamDescriptionApi = ({
 
   const onGenerateDescription = useCallback(async () => {
     const result = await generate();
-    setIsEditing(true);
+    if (result) {
+      setIsEditing(true);
+    }
     return result;
   }, [generate, setIsEditing]);
 
@@ -214,5 +231,6 @@ export const useStreamDescriptionApi = ({
     onGenerateDescription,
     onStartEditing,
     onSaveDescription,
+    abort,
   };
 };
diff --git a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_significant_events_view/add_significant_event_flyout/add_significant_event_flyout.tsx b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_significant_events_view/add_significant_event_flyout/add_significant_event_flyout.tsx
index 3dcecfc43fbed..61526f3d956d8 100644
--- a/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_significant_events_view/add_significant_event_flyout/add_significant_event_flyout.tsx
+++ b/x-pack/platform/plugins/shared/streams_app/public/components/stream_detail_significant_events_view/add_significant_event_flyout/add_significant_event_flyout.tsx
@@ -94,8 +94,11 @@ export function AddSignificantEventFlyout({
     });
   }, [data.dataViews, definition.stream.name]);
 
-  const { onGenerateDescription: generateDescription, onSaveDescription: saveDescription } =
-    useStreamDescriptionApi({ definition, refreshDefinition, aiFeatures });
+  const {
+    onGenerateDescription: generateDescription,
+    onSaveDescription: saveDescription,
+    abort: abortDescription,
+  } = useStreamDescriptionApi({ definition, refreshDefinition, aiFeatures, silent: true });
 
   const { generate, abort } = useSignificantEventsApi({ name: definition.stream.name, start, end });
 
@@ -116,7 +119,8 @@ export function AddSignificantEventFlyout({
   const stopGeneration = useCallback(() => {
     setIsGenerating(false);
     abort();
-  }, [abort]);
+    abortDescription();
+  }, [abort, abortDescription]);
 
   const parsedQueries = useMemo(() => {
     return streamQuerySchema.array().safeParse(queries);