# List all participants for a contact in Amazon Connect Agent Workspace
listParticipants()

Retrieves all participants associated with a specific contact.

 **Signature** 

```
listParticipants(contactId: string): Promise<ParticipantData[]>
```

 **Usage** 

```
const participants = await contactClient.listParticipants("contact-123");
participants.forEach((p) => {
    console.log(`Participant ${p.participantId}: ${p.type.value}`);
    if (p.isSelf) {
        console.log("This is the current user");
    }
});
```

 **Input** 


|  **Parameter**  |  **Type**  |  **Description**  | 
| --- | --- | --- | 
| contactId Required | string | The unique identifier for the contact | 

 **Output - ParticipantData[]** 

The ParticipantData interface includes:
+ `participantId`: string - Unique identifier for the participant
+ `contactId`: string - Contact this participant belongs to
+ `type`: ParticipantType - Type of participant (agent, outbound, inbound, monitoring, other)
+ `isInitial`: boolean - Whether this is the initial participant
+ `isSelf`: boolean - Whether this participant is associated with the current user

 **Permissions required:** 

```
*
```