diff --git a/cypress/integration/edit.js b/cypress/integration/edit.js
index 2db2e5eb259..8bcf93ac1e6 100644
--- a/cypress/integration/edit.js
+++ b/cypress/integration/edit.js
@@ -85,6 +85,8 @@ describe('Edit Page', () => {
             EditPostTagsPage.navigate();
             EditPostTagsPage.gotoTab(3);
 
+            cy.wait(250);
+
             // Music is selected by default
             cy.get(
                 EditPostTagsPage.elements.input('tags', 'reference-array-input')
diff --git a/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.spec.tsx b/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.spec.tsx
index e1078d72af4..e4090bbfbdc 100644
--- a/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.spec.tsx
+++ b/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.spec.tsx
@@ -924,4 +924,104 @@ describe('<AutocompleteArrayInput />', () => {
 
         expect(queryByText('New Kid On The Block')).not.toBeNull();
     });
+
+    it('should use optionText with a function value as text identifier when a create element is passed', () => {
+        const choices = [
+            { id: 't', foobar: 'Technical' },
+            { id: 'p', foobar: 'Programming' },
+        ];
+        const newChoice = { id: 'js_fatigue', foobar: 'New Kid On The Block' };
+
+        const Create = () => {
+            const context = useCreateSuggestionContext();
+            const handleClick = () => {
+                choices.push(newChoice);
+                context.onCreate(newChoice);
+            };
+
+            return <button onClick={handleClick}>Get the kid</button>;
+        };
+
+        const { getByLabelText, getByText, queryAllByRole } = render(
+            <Form
+                onSubmit={jest.fn()}
+                render={() => (
+                    <AutocompleteArrayInput
+                        {...defaultProps}
+                        create={<Create />}
+                        optionText={choice => choice.foobar}
+                        choices={choices}
+                    />
+                )}
+            />
+        );
+
+        fireEvent.focus(
+            getByLabelText('resources.posts.fields.tags', {
+                selector: 'input',
+            })
+        );
+
+        expect(queryAllByRole('option')).toHaveLength(3);
+        expect(getByText('Technical')).not.toBeNull();
+        expect(getByText('Programming')).not.toBeNull();
+        expect(getByText('ra.action.create')).not.toBeNull();
+    });
+
+    it('should support creation of a new choice through the onCreate event when optionText is a function', async () => {
+        const choices = [
+            { id: 'ang', name: 'Angular' },
+            { id: 'rea', name: 'React' },
+        ];
+        const handleCreate = filter => {
+            const newChoice = {
+                id: 'js_fatigue',
+                name: filter,
+            };
+            choices.push(newChoice);
+            return newChoice;
+        };
+
+        const { getByLabelText, getByText, queryByText, rerender } = render(
+            <Form
+                validateOnBlur
+                onSubmit={jest.fn()}
+                render={() => (
+                    <AutocompleteArrayInput
+                        source="language"
+                        resource="posts"
+                        choices={choices}
+                        onCreate={handleCreate}
+                        optionText={choice => `Choice is ${choice.name}`}
+                    />
+                )}
+            />
+        );
+
+        const input = getByLabelText('resources.posts.fields.language', {
+            selector: 'input',
+        }) as HTMLInputElement;
+        input.focus();
+        fireEvent.change(input, { target: { value: 'New Kid On The Block' } });
+        fireEvent.click(getByText('Choice is ra.action.create_item'));
+        await new Promise(resolve => setTimeout(resolve));
+        rerender(
+            <Form
+                validateOnBlur
+                onSubmit={jest.fn()}
+                render={() => (
+                    <AutocompleteArrayInput
+                        source="language"
+                        resource="posts"
+                        resettable
+                        choices={choices}
+                        onCreate={handleCreate}
+                        optionText={choice => `Choice is ${choice.name}`}
+                    />
+                )}
+            />
+        );
+
+        expect(queryByText('Choice is New Kid On The Block')).not.toBeNull();
+    });
 });
diff --git a/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.tsx b/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.tsx
index b1b0e01b027..7374aa8aad2 100644
--- a/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.tsx
+++ b/packages/ra-ui-materialui/src/input/AutocompleteArrayInput.tsx
@@ -290,6 +290,8 @@ const AutocompleteArrayInput = (props: AutocompleteArrayInputProps) => {
         optionText,
     });
 
+    const createItem = create || onCreate ? getCreateItem() : null;
+
     const handleDelete = useCallback(
         item => () => {
             const newSelectedItems = [...selectedItems];
@@ -410,7 +412,7 @@ const AutocompleteArrayInput = (props: AutocompleteArrayInputProps) => {
 
                     const suggestions = [
                         ...getSuggestions(suggestionFilter),
-                        ...(onCreate || create ? [getCreateItem()] : []),
+                        ...(!!createItem ? [createItem] : []),
                     ];
                     return (
                         <div className={classes.container}>
@@ -438,8 +440,9 @@ const AutocompleteArrayInput = (props: AutocompleteArrayInputProps) => {
                                                     variant === 'outlined',
                                             })}
                                         >
-                                            {selectedItems.map(
-                                                (item, index) => (
+                                            {selectedItems
+                                                .filter(item => !!item)
+                                                .map((item, index) => (
                                                     <Chip
                                                         key={index}
                                                         tabIndex={-1}
@@ -451,8 +454,7 @@ const AutocompleteArrayInput = (props: AutocompleteArrayInputProps) => {
                                                             item
                                                         )}
                                                     />
-                                                )
-                                            )}
+                                                ))}
                                         </div>
                                     ),
                                     endAdornment: loading && (
@@ -519,7 +521,7 @@ const AutocompleteArrayInput = (props: AutocompleteArrayInputProps) => {
                                 {suggestions.map((suggestion, index) => (
                                     <AutocompleteSuggestionItem
                                         key={getChoiceValue(suggestion)}
-                                        createValue={createValue}
+                                        createValue={createItem?.id}
                                         suggestion={suggestion}
                                         index={index}
                                         highlightedIndex={highlightedIndex}
diff --git a/packages/ra-ui-materialui/src/input/AutocompleteSuggestionItem.tsx b/packages/ra-ui-materialui/src/input/AutocompleteSuggestionItem.tsx
index ee99c725dbb..eef0a622a10 100644
--- a/packages/ra-ui-materialui/src/input/AutocompleteSuggestionItem.tsx
+++ b/packages/ra-ui-materialui/src/input/AutocompleteSuggestionItem.tsx
@@ -54,10 +54,15 @@ const AutocompleteSuggestionItem = (
     } = props;
     const classes = useStyles(props);
     const isHighlighted = highlightedIndex === index;
-    const suggestionText =
-        'id' in suggestion && suggestion.id === createValue
-            ? suggestion.name
-            : getSuggestionText(suggestion);
+    let suggestionText = getSuggestionText(suggestion);
+    if (
+        suggestionText === undefined &&
+        'id' in suggestion &&
+        suggestion.id === createValue
+    ) {
+        suggestionText = suggestion.name;
+    }
+
     let matches;
     let parts;