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Autocomplete API

API reference docs for the React Autocomplete component. Learn about the props, CSS, and other APIs of this exported module.

Component demos

Import

import Autocomplete from '@mui/joy/Autocomplete';
// or
import { Autocomplete } from '@mui/joy';
Learn about the difference by reading this guide on minimizing bundle size.

Props

Props of the native component are also available.

NameTypeDefaultDescription
options*array

Array of options.

aria-describedbystring

Identifies the element (or elements) that describes the object.

aria-labelstring

Defines a string value that labels the current element.

aria-labelledbystring

Identifies the element (or elements) that labels the current element.

autoCompleteboolfalse

If true, the portion of the selected suggestion that the user hasn't typed, known as the completion string, appears inline after the input cursor in the textbox. The inline completion string is visually highlighted and has a selected state.

autoFocusbool

If true, the input element is focused during the first mount.

autoHighlightboolfalse

If true, the first option is automatically highlighted.

autoSelectboolfalse

If true, the selected option becomes the value of the input when the Autocomplete loses focus unless the user chooses a different option or changes the character string in the input.
When using the freeSolo mode, the typed value will be the input value if the Autocomplete loses focus without highlighting an option.

blurOnSelect'mouse'
| 'touch'
| bool
false

Control if the input should be blurred when an option is selected:

  • false the input is not blurred.
  • true the input is always blurred.
  • touch the input is blurred after a touch event.
  • mouse the input is blurred after a mouse event.
clearIconnode<ClearIcon fontSize="md" />

The icon to display in place of the default clear icon.

clearOnBlurbool!props.freeSolo

If true, the input's text is cleared on blur if no value is selected.
Set it to true if you want to help the user enter a new value. Set it to false if you want to help the user resume their search.

clearOnEscapeboolfalse

If true, clear all values when the user presses escape and the popup is closed.

clearTextstring'Clear'

Override the default text for the clear icon button.
For localization purposes, you can use the provided translations.

closeTextstring'Close'

Override the default text for the close popup icon button.
For localization purposes, you can use the provided translations.

color'danger'
| 'neutral'
| 'primary'
| 'success'
| 'warning'
'neutral'

The color of the component. It supports those theme colors that make sense for this component.

To learn how to add your own colors, check out Themed components—Extend colors.

defaultValueanyprops.multiple ? [] : null

The default value. Use when the component is not controlled.

disableClearableboolfalse

If true, the input can't be cleared.

disableCloseOnSelectboolfalse

If true, the popup won't close when a value is selected.

disabledboolfalse

If true, the component is disabled.

disabledItemsFocusableboolfalse

If true, will allow focus on disabled items.

disableListWrapboolfalse

If true, the list box in the popup will not wrap focus.

endDecoratornode

Trailing adornment for this input.

errorboolfalse

If true, the input will indicate an error. The prop defaults to the value (false) inherited from the parent FormControl component.

filterOptionsfunccreateFilterOptions()

A function that determines the filtered options to be rendered on search.

Signature:function(options: Array, state: object) => Array
  • options The options to render.
  • state The state of the component.
filterSelectedOptionsboolfalse

If true, hide the selected options from the list box.

forcePopupIcon'auto'
| bool
'auto'

Force the visibility display of the popup icon.

freeSoloboolfalse

If true, the Autocomplete is free solo, meaning that the user input is not bound to provided options.

getLimitTagsTextfunc(more: string | number) => `+${more}`

The label to display when the tags are truncated (limitTags).

Signature:function(more: string | number) => ReactNode
  • more The number of truncated tags.
getOptionDisabledfunc

Used to determine the disabled state for a given option.

Signature:function(option: Value) => boolean
  • option The option to test.
getOptionKeyfunc

Used to determine the key for a given option. This can be useful when the labels of options are not unique (since labels are used as keys by default).

Signature:function(option: Value) => string | number
  • option The option to get the key for.
getOptionLabelfunc(option) => option.label ?? option

Used to determine the string value for a given option. It's used to fill the input (and the list box options if renderOption is not provided).
If used in free solo mode, it must accept both the type of the options and a string.

Signature:function(option: Value) => string
    groupByfunc

    If provided, the options will be grouped under the returned string. The groupBy value is also used as the text for group headings when renderGroup is not provided.

    Signature:function(options: Value) => string
    • options The options to group.
    handleHomeEndKeysbool!props.freeSolo

    If true, the component handles the "Home" and "End" keys when the popup is open. It should move focus to the first option and last option, respectively.

    idstring

    This prop is used to help implement the accessibility logic. If you don't provide an id it will fall back to a randomly generated one.

    includeInputInListboolfalse

    If true, the highlight can move to the input.

    inputValuestring

    The input value.

    isOptionEqualToValuefunc

    Used to determine if the option represents the given value. Uses strict equality by default. ⚠️ Both arguments need to be handled, an option can only match with one value.

    Signature:function(option: Value, value: Value) => boolean
    • option The option to test.
    • value The value to test against.
    limitTagsinteger-1

    The maximum number of tags that will be visible when not focused. Set -1 to disable the limit.

    loadingboolfalse

    If true, the component is in a loading state. This shows the loadingText in place of suggestions (only if there are no suggestions to show, e.g. options are empty).

    loadingTextnode'Loading…'

    Text to display when in a loading state.
    For localization purposes, you can use the provided translations.

    multipleboolfalse

    If true, value must be an array and the menu will support multiple selections.

    namestring

    Name attribute of the input element.

    noOptionsTextnode'No options'

    Text to display when there are no options.
    For localization purposes, you can use the provided translations.

    onChangefunc

    Callback fired when the value changes.

    Signature:function(event: React.SyntheticEvent, value: Value | Array, reason: string, details?: string) => void
    • event The event source of the callback.
    • value The new value of the component.
    • reason One of "createOption", "selectOption", "removeOption", "blur" or "clear".
    onClosefunc

    Callback fired when the popup requests to be closed. Use in controlled mode (see open).

    Signature:function(event: React.SyntheticEvent, reason: string) => void
    • event The event source of the callback.
    • reason Can be: "toggleInput", "escape", "selectOption", "removeOption", "blur".
    onHighlightChangefunc

    Callback fired when the highlight option changes.

    Signature:function(event: React.SyntheticEvent, option: Value, reason: string) => void
    • event The event source of the callback.
    • option The highlighted option.
    • reason Can be: "keyboard", "auto", "mouse", "touch".
    onInputChangefunc

    Callback fired when the input value changes.

    Signature:function(event: React.SyntheticEvent, value: string, reason: string) => void
    • event The event source of the callback.
    • value The new value of the text input.
    • reason Can be: "input" (user input), "reset" (programmatic change), "clear".
    onOpenfunc

    Callback fired when the popup requests to be opened. Use in controlled mode (see open).

    Signature:function(event: React.SyntheticEvent) => void
    • event The event source of the callback.
    openbool

    If true, the component is shown.

    openOnFocusboolfalse

    If true, the popup will open on input focus.

    openTextstring'Open'

    Override the default text for the open popup icon button.
    For localization purposes, you can use the provided translations.

    placeholderstring

    The input placeholder

    popupIconnode<ArrowDropDownIcon />

    The icon to display in place of the default popup icon.

    readOnlyboolfalse

    If true, the component becomes readonly. It is also supported for multiple tags where the tag cannot be deleted.

    renderGroupfunc

    Render the group.

    Signature:function(params: AutocompleteRenderGroupParams) => ReactNode
    • params The group to render.
    renderOptionfunc

    Render the option, use getOptionLabel by default.

    Signature:function(props: object, option: T, state: object) => ReactNode
    • props The props to apply on the li element.
    • option The option to render.
    • state The state of the component.
    renderTagsfunc

    Render the selected value.

    Signature:function(value: Array, getTagProps: function, ownerState: object) => ReactNode
    • value The value provided to the component.
    • getTagProps A tag props getter.
    • ownerState The state of the Autocomplete component.
    requiredbool

    If true, the input element is required. The prop defaults to the value (false) inherited from the parent FormControl component.

    selectOnFocusbool!props.freeSolo

    If true, the input's text is selected on focus. It helps the user clear the selected value.

    size'sm'
    | 'md'
    | 'lg'
    | string
    'md'

    The size of the component.

    To learn how to add custom sizes to the component, check out Themed components—Extend sizes.

    slotProps{ clearIndicator?: func
    | object, endDecorator?: func
    | object, input?: func
    | object, limitTag?: func
    | object, listbox?: func
    | object, loading?: func
    | object, noOptions?: func
    | object, option?: func
    | object, popupIndicator?: func
    | object, root?: func
    | object, startDecorator?: func
    | object, wrapper?: func
    | object }
    {}

    The props used for each slot inside.

    slots{ clearIndicator?: elementType, endDecorator?: elementType, input?: elementType, limitTag?: elementType, listbox?: elementType, loading?: elementType, noOptions?: elementType, option?: elementType, popupIndicator?: elementType, root?: elementType, startDecorator?: elementType, wrapper?: elementType }{}

    The components used for each slot inside.

    See Slots API below for more details.

    startDecoratornode

    Leading adornment for this input.

    sxArray<func
    | object
    | bool>
    | func
    | object

    The system prop that allows defining system overrides as well as additional CSS styles.

    See the `sx` page for more details.

    typestring

    Type of the input element. It should be a valid HTML5 input type.

    valueany

    The value of the autocomplete.
    The value must have reference equality with the option in order to be selected. You can customize the equality behavior with the isOptionEqualToValue prop.

    variant'outlined'
    | 'plain'
    | 'soft'
    | 'solid'
    'outlined'

    The global variant to use.

    To learn how to add your own variants, check out Themed components—Extend variants.

    The ref is forwarded to the root element.

    Theme default props

    You can use JoyAutocomplete to change the default props of this component with the theme.


    Slots

    To learn how to customize the slot, check out the Overriding component structure guide.

    Slot nameClass nameDefault componentDescription
    root.MuiAutocomplete-root'div'The component that renders the root.
    wrapper.MuiAutocomplete-wrapper'div'The component that renders the wrapper.
    input.MuiAutocomplete-input'input'The component that renders the input.
    startDecorator.MuiAutocomplete-startDecorator'div'The component that renders the start decorator.
    endDecorator.MuiAutocomplete-endDecorator'div'The component that renders the end decorator.
    clearIndicator.MuiAutocomplete-clearIndicator'button'The component that renders the clear indicator.
    popupIndicator.MuiAutocomplete-popupIndicator'button'The component that renders the popup indicator.
    listbox.MuiAutocomplete-listbox'ul'The component that renders the listbox.
    option.MuiAutocomplete-option'li'The component that renders the option.
    loading.MuiAutocomplete-loading'li'The component that renders the loading.
    noOptions.MuiAutocomplete-noOptions'li'The component that renders the no-options.
    limitTag.MuiAutocomplete-limitTag'div'The component that renders the limit tag.

    CSS classes

    These class names are useful for styling with CSS. They are applied to the component's slots when specific states are triggered.

    Class nameRule nameDescription
    .Mui-disabledClass name applied to the root element if disabled={true}.
    .Mui-errorState class applied to the root element if error={true}.
    .Mui-focusedClass name applied to the root element if the component is focused.
    .MuiAutocomplete-colorContextcolorContextClass name applied to the root element when color inversion is triggered.
    .MuiAutocomplete-colorDangercolorDangerClass name applied to the root element if color="danger".
    .MuiAutocomplete-colorNeutralcolorNeutralClass name applied to the root element if color="neutral".
    .MuiAutocomplete-colorPrimarycolorPrimaryClass name applied to the root element if color="primary".
    .MuiAutocomplete-colorSuccesscolorSuccessClass name applied to the root element if color="success".
    .MuiAutocomplete-colorWarningcolorWarningClass name applied to the root element if color="warning".
    .MuiAutocomplete-formControlformControlClass name applied to the root element if the component is a descendant of FormControl.
    .MuiAutocomplete-hasClearIconhasClearIconClass name applied when the clear icon is rendered.
    .MuiAutocomplete-hasPopupIconhasPopupIconClass name applied when the popup icon is rendered.
    .MuiAutocomplete-multiplemultipleClass name applied to the wrapper element if multiple={true}.
    .MuiAutocomplete-popupIndicatorOpenpopupIndicatorOpenClass name applied to the popup indicator if the popup is open.
    .MuiAutocomplete-sizeLgsizeLgClass name applied to the root element if size="lg".
    .MuiAutocomplete-sizeMdsizeMdClass name applied to the root element if size="md".
    .MuiAutocomplete-sizeSmsizeSmClass name applied to the root element if size="sm".
    .MuiAutocomplete-variantOutlinedvariantOutlinedClass name applied to the root element if variant="outlined".
    .MuiAutocomplete-variantPlainvariantPlainClass name applied to the root element if variant="plain".
    .MuiAutocomplete-variantSoftvariantSoftClass name applied to the root element if variant="soft".
    .MuiAutocomplete-variantSolidvariantSolidClass name applied to the root element if variant="solid".

    You can override the style of the component using one of these customization options: