OpenAIChatKit

A Web Component that serves as the entry point for a ChatKit integration.

Extends

• HTMLElement

Methods

addEventListener()

Call Signature

addEventListener<K>(
   type: K,
   listener: EventHandler<K>,
   options?: boolean | AddEventListenerOptions): void;

Adds an event listener for the specified ChatKitEvents event.

Type Parameters

Type Parameter
K extends keyof ChatKitEvents

Parameters

Parameter	Type	Description
type	K	See ChatKitEvents for available events.
listener	EventHandler<K>	The event listener callback.
options?	boolean | AddEventListenerOptions	An object that specifies characteristics about the event listener. See https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#options

Returns

void

Example

chatKit.addEventListener('chatkit.error', (event) => {
  logToMyErrorLogger(event.detail.error);
});

See

https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener

Overrides

HTMLElement.addEventListener;

Call Signature

addEventListener(
   type: string,
   listener: null | EventListenerOrEventListenerObject,
   options?: boolean | AddEventListenerOptions): void;

Internal

Parameters

Parameter	Type
type	string
listener	null | EventListenerOrEventListenerObject
options?	boolean | AddEventListenerOptions

Returns

void

Overrides

HTMLElement.addEventListener;

---

fetchUpdates()

fetchUpdates(): Promise<void>;

Manually fetches updates from the server.

Use this when you’ve manually updated the thread or thread items and need to sync them with the client.

Returns

Promise<void>

---

focusComposer()

focusComposer(): Promise<void>;

Focuses the composer input field.

Returns

Promise<void>

---

removeEventListener()

Call Signature

removeEventListener<K>(
   type: K,
   listener: EventHandler<K>,
   options?: boolean | EventListenerOptions): void;

Removes an event listener for the specified event.

Type Parameters

Type Parameter
K extends keyof ChatKitEvents

Parameters

Parameter	Type	Description
type	K	See ChatKitEvents for available events.
listener	EventHandler<K>	The event listener callback to remove.
options?	boolean | EventListenerOptions	An object that specifies characteristics about the event listener. See https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/removeEventListener#options

Returns

void

Example

chatKit.removeEventListener('chatkit.error', myErrorListener);

See

https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/removeEventListener

Overrides

HTMLElement.removeEventListener;

Call Signature

removeEventListener(
   type: string,
   listener: null | EventListenerOrEventListenerObject,
   options?: boolean | EventListenerOptions): void;

Internal

Parameters

Parameter	Type
type	string
listener	null | EventListenerOrEventListenerObject
options?	boolean | EventListenerOptions

Returns

void

Overrides

HTMLElement.removeEventListener;

---

sendCustomAction()

sendCustomAction(action: {
  payload?: Record<string, unknown>;
  type: string;
}, itemId?: string): Promise<void>;

Sends a custom application-defined action to your backend. See https://openai.github.io/chatkit-js/guides/widget-actions/ for more details.

Parameters

Parameter	Type	Description
action	{ payload?: Record<string, unknown>; type: string; }	‐
action.payload?	Record<string, unknown>	‐
action.type?	string	‐
itemId?	string	The ID of the WidgetItem that the action is associated with. You may need this if the action was triggered by a widget, gets handled client-side, and then you want to send the action back to the server to do additional handling. Example chatKit.options = { // other options... widgets: { async onAction(action, widgetItem) { await someClientSideHandling(action); await chatkit.sendAction(action, widgetItem.id); }, }, };

Returns

Promise<void>

---

sendUserMessage()

sendUserMessage(params: {
  attachments?: Attachment[];
  newThread?: boolean;
  reply?: string;
  text: string;
}): Promise<void>;

Sends a user message.

Parameters

Parameter	Type
params	{ attachments?: Attachment[]; newThread?: boolean; reply?: string; text: string; }
params.attachments?	Attachment[]
params.newThread?	boolean
params.reply?	string
params.text	string

Returns

Promise<void>

---

setComposerValue()

setComposerValue(params: {
  attachments?: Attachment[];
  reply?: string;
  text: string;
}): Promise<void>;

Sets the composer’s content without sending a message.

Parameters

Parameter	Type
params	{ attachments?: Attachment[]; reply?: string; text: string; }
params.attachments?	Attachment[]
params.reply?	string
params.text	string

Returns

Promise<void>

---

setOptions()

setOptions(options: ChatKitOptions): void;

Applies configuration options to the ChatKit instance.

IMPORTANT: New options are not merged with the existing options. You must provide a full set of options every time you call this method.

Parameters

Parameter	Type
options	ChatKitOptions

Returns

void

---

setThreadId()

setThreadId(threadId: null | string): Promise<void>;

Changes the active thread. Pass null to switch to a new thread.

Parameters

Parameter	Type
threadId	null | string

Returns

Promise<void>