diff --git a/packages/block-editor/src/components/button-block-appender/stories/index.story.js b/packages/block-editor/src/components/button-block-appender/stories/index.story.js
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index 00000000000000..4b22ec05afaa9d
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+++ b/packages/block-editor/src/components/button-block-appender/stories/index.story.js
@@ -0,0 +1,135 @@
+/**
+ * WordPress dependencies
+ */
+import { __ } from '@wordpress/i18n';
+
+/**
+ * Internal dependencies
+ */
+import ButtonBlockAppender from '../';
+
+const meta = {
+	title: 'BlockEditor/ButtonBlockAppender',
+	component: ButtonBlockAppender,
+	parameters: {
+		docs: {
+			canvas: { sourceState: 'shown' },
+			description: {
+				component: __(
+					'A block appender button that allows users to add new blocks.'
+				),
+			},
+		},
+	},
+	argTypes: {
+		rootClientId: {
+			control: { type: 'text' },
+			description: __(
+				'The root client ID where new blocks will be inserted'
+			),
+			table: {
+				type: { summary: 'string' },
+			},
+		},
+		className: {
+			control: { type: 'text' },
+			description: __(
+				'Additional CSS class name to be added to the button'
+			),
+			table: {
+				type: { summary: 'string' },
+			},
+		},
+		onFocus: {
+			action: 'onFocus',
+			description: __( 'Callback function when button receives focus' ),
+			table: {
+				type: { summary: 'function' },
+			},
+		},
+		tabIndex: {
+			control: { type: 'number' },
+			description: __( 'Tab index for the button' ),
+			table: {
+				type: { summary: 'number' },
+			},
+		},
+		onSelect: {
+			action: 'onSelect',
+			description: __( 'Callback function when a block is selected' ),
+			table: {
+				type: { summary: 'function' },
+			},
+		},
+	},
+	args: {
+		rootClientId: '',
+		className: '',
+		tabIndex: 0,
+	},
+};
+
+export default meta;
+
+export const Default = {
+	render: function Template( args ) {
+		return <ButtonBlockAppender { ...args } />;
+	},
+};
+
+export const WithCustomClassName = {
+	render: function Template( args ) {
+		return (
+			<ButtonBlockAppender
+				{ ...args }
+				className="custom-appender-class"
+			/>
+		);
+	},
+};
+
+export const WithRootClientId = {
+	render: function Template( args ) {
+		return (
+			<ButtonBlockAppender
+				{ ...args }
+				rootClientId="test-root-client-id"
+			/>
+		);
+	},
+};
+
+export const WithCustomTabIndex = {
+	render: function Template( args ) {
+		return <ButtonBlockAppender { ...args } tabIndex={ -1 } />;
+	},
+};
+
+export const WithCallbacks = {
+	render: function Template( args ) {
+		const handleFocus = () => {
+			// eslint-disable-next-line no-console
+			console.log( 'Button focused' );
+		};
+
+		const handleSelect = ( block ) => {
+			// eslint-disable-next-line no-console
+			console.log( 'Block selected:', block );
+		};
+
+		return (
+			<div>
+				<p>
+					{ __(
+						'Open browser console to see focus and select events.'
+					) }
+				</p>
+				<ButtonBlockAppender
+					{ ...args }
+					onFocus={ handleFocus }
+					onSelect={ handleSelect }
+				/>
+			</div>
+		);
+	},
+};