Get chat

Namespace: microsoft.graph

Retrieve a single chat (without its messages).

This method supports federation. To access a chat, at least one chat member must belong to the tenant the request initiated from.

Note: This API works differently in one or more national clouds. For details, see Implementation differences in national clouds.

This API is supported in the following national cloud deployments.

Global service	US Government L4	US Government L5 (DOD)	China operated by 21Vianet
✅	✅	✅	✅

Permissions

One of the following permissions is required to call this API. To learn more, including how to choose permissions, see Permissions.

Permission type	Permissions (from least to most privileged)
Delegated (work or school account)	Chat.ReadBasic, Chat.Read, Chat.ReadWrite
Delegated (personal Microsoft account)	Not supported.
Application	Chat.ReadBasic.All, Chat.Read.All, Chat.ReadWrite.All

HTTP request

GET /me/chats/{chat-id}
GET /users/{user-id | user-principal-name}/chats/{chat-id}
GET /chats/{chat-id}

Optional query parameters

This operation does not currently support OData query parameters to customize the response.

Request headers

Header	Value
Authorization	Bearer {token}. Required.

Request body

Do not supply a request body for this method.

Response

If successful, this method returns a 200 OK response code and a collection of chat objects in the response body.

Examples

Example 1: Get a group chat

Request

The following is an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/chats/19:b8577894a63548969c5c92bb9c80c5e1@thread.v2

C#

// Code snippets are only available for the latest version. Current version is 5.x

var graphClient = new GraphServiceClient(requestAdapter);

var result = await graphClient.Chats["{chat-id}"].GetAsync();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc chats get --chat-id {chat-id}

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  //other-imports
)

graphClient := msgraphsdk.NewGraphServiceClientWithCredentials(cred, scopes)



chats, err := graphClient.Chats().ByChatId("chat-id").Get(context.Background(), nil)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();

Chat chat = graphClient.chats("19:b8577894a63548969c5c92bb9c80c5e1@thread.v2")
	.buildRequest()
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let chat = await client.api('/chats/19:b8577894a63548969c5c92bb9c80c5e1@thread.v2')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php

// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);


$result = $graphServiceClient->chats()->byChatId('chat-id')->get()->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Teams

Get-MgChat -ChatId $chatId

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY

graph_client = GraphServiceClient(request_adapter)


result = await graph_client.chats.by_chat_id('chat-id').get()

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#chats/$entity",
    "id": "19:b8577894a63548969c5c92bb9c80c5e1@thread.v2",
    "topic": "test group 1",
    "createdDateTime": "2021-04-06T19:49:52.431Z",
    "lastUpdatedDateTime": "2021-04-06T19:54:04.306Z",
    "chatType": "group",
    "webUrl": "https://teams.microsoft.com/l/chat/19%3Ab8577894a63548969c5c92bb9c80c5e1@thread.v2/0?tenantId=b33cbe9f-8ebe-4f2a-912b-7e2a427f477f",
    "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f",
    "onlineMeetingInfo": null,
    "viewpoint": {
        "isHidden": true,
        "lastMessageReadDateTime": "2021-05-06T23:55:07.191Z"
    }
}

Example 2: Get a user's one on one chat

Request

The following is an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/users/8b081ef6-4792-4def-b2c9-c363a1bf41d5/chats/19:8b081ef6-4792-4def-b2c9-c363a1bf41d5_877192bd-9183-47d3-a74c-8aa0426716cf@unq.gbl.spaces

C#

// Code snippets are only available for the latest version. Current version is 5.x

var graphClient = new GraphServiceClient(requestAdapter);

var result = await graphClient.Users["{user-id}"].Chats["{chat-id}"].GetAsync();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc users chats get --user-id {user-id} --chat-id {chat-id}

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  //other-imports
)

graphClient := msgraphsdk.NewGraphServiceClientWithCredentials(cred, scopes)



chats, err := graphClient.Users().ByUserId("user-id").Chats().ByChatId("chat-id").Get(context.Background(), nil)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();

Chat chat = graphClient.users("8b081ef6-4792-4def-b2c9-c363a1bf41d5").chats("19:8b081ef6-4792-4def-b2c9-c363a1bf41d5_877192bd-9183-47d3-a74c-8aa0426716cf@unq.gbl.spaces")
	.buildRequest()
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let chat = await client.api('/users/8b081ef6-4792-4def-b2c9-c363a1bf41d5/chats/19:8b081ef6-4792-4def-b2c9-c363a1bf41d5_877192bd-9183-47d3-a74c-8aa0426716cf@unq.gbl.spaces')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php

// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);


$result = $graphServiceClient->users()->byUserId('user-id')->chats()->byChatId('chat-id')->get()->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Teams

Get-MgUserChat -UserId $userId -ChatId $chatId

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY

graph_client = GraphServiceClient(request_adapter)


result = await graph_client.users.by_user_id('user-id').chats.by_chat_id('chat-id').get()

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#chats/$entity",
    "id": "19:8b081ef6-4792-4def-b2c9-c363a1bf41d5_877192bd-9183-47d3-a74c-8aa0426716cf@unq.gbl.spaces",
    "topic": null,
    "createdDateTime": "2019-04-18T23:51:42.099Z",
    "lastUpdatedDateTime": "2019-04-18T23:51:43.255Z",
    "chatType": "oneOnOne",
    "webUrl": "https://teams.microsoft.com/l/chat/19%3A8b081ef6-4792-4def-b2c9-c363a1bf41d5_877192bd-9183-47d3-a74c-8aa0426716cf@unq.gbl.spaces/0?tenantId=2432b57b-0abd-43db-aa7b-16eadd115d34",
    "tenantId": "2432b57b-0abd-43db-aa7b-16eadd115d34",
    "onlineMeetingInfo": null,
    "viewpoint": {
        "isHidden": false,
        "lastMessageReadDateTime": "2021-07-06T22:26:27.98Z"
    }
}

Example 3: Get a chat and all its members

Request

The following is an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/chats/19:b8577894a63548969c5c92bb9c80c5e1@thread.v2?$expand=members

C#

// Code snippets are only available for the latest version. Current version is 5.x

var graphClient = new GraphServiceClient(requestAdapter);

var result = await graphClient.Chats["{chat-id}"].GetAsync((requestConfiguration) =>
{
	requestConfiguration.QueryParameters.Expand = new string []{ "members" };
});

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc chats get --chat-id {chat-id} --expand "members"

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  graphchats "github.com/microsoftgraph/msgraph-sdk-go/chats"
	  //other-imports
)

graphClient := msgraphsdk.NewGraphServiceClientWithCredentials(cred, scopes)


requestParameters := &graphchats.ChatItemRequestBuilderGetQueryParameters{
	Expand: [] string {"members"},
}
configuration := &graphchats.ChatItemRequestBuilderGetRequestConfiguration{
	QueryParameters: requestParameters,
}

chats, err := graphClient.Chats().ByChatId("chat-id").Get(context.Background(), configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();

Chat chat = graphClient.chats("19:b8577894a63548969c5c92bb9c80c5e1@thread.v2")
	.buildRequest()
	.expand("members")
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let chat = await client.api('/chats/19:b8577894a63548969c5c92bb9c80c5e1@thread.v2')
	.expand('members')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php

// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);

$requestConfiguration = new ChatItemRequestBuilderGetRequestConfiguration();
$queryParameters = ChatItemRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->expand = ["members"];
$requestConfiguration->queryParameters = $queryParameters;


$result = $graphServiceClient->chats()->byChatId('chat-id')->get($requestConfiguration)->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Teams

Get-MgChat -ChatId $chatId -ExpandProperty "members" 

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY

graph_client = GraphServiceClient(request_adapter)

query_params = ChatRequestBuilder.ChatRequestBuilderGetQueryParameters(
		expand = ["members"],
)

request_configuration = ChatRequestBuilder.ChatRequestBuilderGetRequestConfiguration(
query_parameters = query_params,
)

result = await graph_client.chats.by_chat_id('chat-id').get(request_configuration = request_configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#chats(members())/$entity",
    "id": "19:b8577894a63548969c5c92bb9c80c5e1@thread.v2",
    "topic": "test group 1",
    "createdDateTime": "2021-04-06T19:49:52.431Z",
    "lastUpdatedDateTime": "2021-04-21T17:13:44.033Z",
    "chatType": "group",
    "webUrl": "https://teams.microsoft.com/l/chat/19%3Ab8577894a63548969c5c92bb9c80c5e1@thread.v2/0?tenantId=b33cbe9f-8ebe-4f2a-912b-7e2a427f477f",
    "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f",
    "onlineMeetingInfo": null,
    "viewpoint": {
        "isHidden": false,
        "lastMessageReadDateTime": "2021-08-09T17:38:24.101Z"
    },
    "members": [
        {
            "@odata.type": "#microsoft.graph.aadUserConversationMember",
            "id": "MCMjMjQzMmI1N2ItMGFiZC00M2RiLWFhN2ItMTZlYWRkMTE1ZDM0IyMxOTpiODU3Nzg5NGE2MzU0ODk2OWM1YzkyYmI5YzgwYzVlMUB0aHJlYWQudjIjIzhjMGExYTY3LTUwY2UtNDExNC1iYjZjLWRhOWM1ZGJjZjZjYQ==",
            "roles": [
                "owner"
            ],
            "displayName": "John Doe",
            "visibleHistoryStartDateTime": "0001-01-01T00:00:00Z",
            "userId": "8c0a1a67-50ce-4114-bb6c-da9c5dbcf6ca",
            "email": "john@contoso.onmicrosoft.com",
            "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f"
        },
        {
            "@odata.type": "#microsoft.graph.aadUserConversationMember",
            "id": "MCMjMjQzMmI1N2ItMGFiZC00M2RiLWFhN2ItMTZlYWRkMTE1ZDM0IyMxOTpiODU3Nzg5NGE2MzU0ODk2OWM1YzkyYmI5YzgwYzVlMUB0aHJlYWQudjIjIzQ1OTVkMmYyLTdiMzEtNDQ2Yy04NGZkLTliNzk1ZTYzMTE0Yg==",
            "roles": [
                "owner"
            ],
            "displayName": "Test User 1",
            "visibleHistoryStartDateTime": "0001-01-01T00:00:00Z",
            "userId": "4595d2f2-7b31-446c-84fd-9b795e63114b",
            "email": "testuser1@contoso.onmicrosoft.com",
            "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f"
        },
        {
            "@odata.type": "#microsoft.graph.aadUserConversationMember",
            "id": "MCMjMjQzMmI1N2ItMGFiZC00M2RiLWFhN2ItMTZlYWRkMTE1ZDM0IyMxOTpiODU3Nzg5NGE2MzU0ODk2OWM1YzkyYmI5YzgwYzVlMUB0aHJlYWQudjIjIzgyZmU3NzU4LTViYjMtNGYwZC1hNDNmLWU1NTVmZDM5OWM2Zg==",
            "roles": [
                "owner"
            ],
            "displayName": "Test User 2",
            "visibleHistoryStartDateTime": "0001-01-01T00:00:00Z",
            "userId": "82fe7758-5bb3-4f0d-a43f-e555fd399c6f",
            "email": "testuser2@contoso.onmicrosoft.com",
            "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f"
        },
        {
            "@odata.type": "#microsoft.graph.aadUserConversationMember",
            "id": "MCMjMjQzMmI1N2ItMGFiZC00M2RiLWFhN2ItMTZlYWRkMTE1ZDM0IyMxOTpiODU3Nzg5NGE2MzU0ODk2OWM1YzkyYmI5YzgwYzVlMUB0aHJlYWQudjIjIzJjOGQyYjVjLTE4NDktNDA2Ni1iNTdkLWU3YTBlOWU0NGVjOA==",
            "roles": [
                "owner"
            ],
            "displayName": "Test User 3",
            "visibleHistoryStartDateTime": "0001-01-01T00:00:00Z",
            "userId": "2c8d2b5c-1849-4066-b57d-e7a0e9e44ec8",
            "email": "testuser3@contoso.onmicrosoft.com",
            "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f"
        },
        {
            "@odata.type": "#microsoft.graph.aadUserConversationMember",
            "id": "MCMjMjQzMmI1N2ItMGFiZC00M2RiLWFhN2ItMTZlYWRkMTE1ZDM0IyMxOTpiODU3Nzg5NGE2MzU0ODk2OWM1YzkyYmI5YzgwYzVlMUB0aHJlYWQudjIjIzhlYTBlMzhiLWVmYjMtNDc1Ny05MjRhLTVmOTQwNjFjZjhjMg==",
            "roles": [
                "owner"
            ],
            "displayName": "Test User 4",
            "visibleHistoryStartDateTime": "2021-04-20T17:13:43.715Z",
            "userId": "8ea0e38b-efb3-4757-924a-5f94061cf8c2",
            "email": "testuser4@contoso.onmicrosoft.com",
            "tenantId": "b33cbe9f-8ebe-4f2a-912b-7e2a427f477f"
        }
    ]
}

Example 4: Get the meeting details of a chat associated with a Microsoft Teams meeting

Request

The following is an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/chats/19:meeting_ZDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4@thread.v2

C#

// Code snippets are only available for the latest version. Current version is 5.x

var graphClient = new GraphServiceClient(requestAdapter);

var result = await graphClient.Chats["{chat-id}"].GetAsync();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc chats get --chat-id {chat-id}

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  //other-imports
)

graphClient := msgraphsdk.NewGraphServiceClientWithCredentials(cred, scopes)



chats, err := graphClient.Chats().ByChatId("chat-id").Get(context.Background(), nil)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();

Chat chat = graphClient.chats("19:meeting_ZDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4@thread.v2")
	.buildRequest()
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let chat = await client.api('/chats/19:meeting_ZDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4@thread.v2')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php

// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);


$result = $graphServiceClient->chats()->byChatId('chat-id')->get()->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Teams

Get-MgChat -ChatId $chatId

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY

graph_client = GraphServiceClient(request_adapter)


result = await graph_client.chats.by_chat_id('chat-id').get()

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "id": "19:meeting_YDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4@thread.v2",
    "topic": "Test Meeting",
    "createdDateTime": "2021-08-17T12:21:37.322Z",
    "lastUpdatedDateTime": "2021-08-18T00:31:31.817Z",
    "chatType": "meeting",
    "webUrl": "https://teams.microsoft.com/l/chat/19%3Ameeting_YDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4%40thread.v2/0?tenantId=2432b57b-0abd-43db-aa7b-16eadd115d34",
    "tenantId": "2432b57b-0abd-43db-aa7b-16eadd115d35",
    "viewpoint": {
        "isHidden": false,
        "lastMessageReadDateTime": "2021-08-17T18:04:32.583Z"
    },
    "onlineMeetingInfo": {
        "calendarEventId": "AAMkADAzMjNhY2NiLWVmNDItNDVjYS05MnFjLTExY2U0ZWMyZTNmZQBGAAAAAAARDMODhhR0TZRGWo9nN0NcBwAmvYmLhDvYR6hCFdQLgxR-AAAAAAENAAAmvYmLhDvYR6hCFdQLgxR-AABkrglJAAA=",
        "joinWebUrl": "https://teams.microsoft.com/l/meetup-join/19%3Ameeting_YDZlYTYxOWUtYzdlMi00ZmMxLWIxMTAtN2YzODZlZjAxYzI4%40thread.v2/0?context=%7b%22Tid%22%3a%222432b57b-0abd-43db-aa7b-16eadd115d34%22%2c%22Oid%22%3a%22bfb5bb25-3a8d-487d-9828-7875ced51a30%22%7d",
        "organizer": {
            "id": "bfb5bb25-3a8d-487d-9828-7875ced51a30",
            "displayName": null,
            "userIdentityType": "aadUser"
        }
    }
}

Example 5: Get the chat along with the preview of the last message sent in the chat

Request

The following is an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/chats/19:ebe3857aa388434bab0cad9d2e09f4de@thread.v2?$expand=lastMessagePreview

C#

// Code snippets are only available for the latest version. Current version is 5.x

var graphClient = new GraphServiceClient(requestAdapter);

var result = await graphClient.Chats["{chat-id}"].GetAsync((requestConfiguration) =>
{
	requestConfiguration.QueryParameters.Expand = new string []{ "lastMessagePreview" };
});

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc chats get --chat-id {chat-id} --expand "lastMessagePreview"

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  graphchats "github.com/microsoftgraph/msgraph-sdk-go/chats"
	  //other-imports
)

graphClient := msgraphsdk.NewGraphServiceClientWithCredentials(cred, scopes)


requestParameters := &graphchats.ChatItemRequestBuilderGetQueryParameters{
	Expand: [] string {"lastMessagePreview"},
}
configuration := &graphchats.ChatItemRequestBuilderGetRequestConfiguration{
	QueryParameters: requestParameters,
}

chats, err := graphClient.Chats().ByChatId("chat-id").Get(context.Background(), configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();

Chat chat = graphClient.chats("19:ebe3857aa388434bab0cad9d2e09f4de@thread.v2")
	.buildRequest()
	.expand("lastMessagePreview")
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let chat = await client.api('/chats/19:ebe3857aa388434bab0cad9d2e09f4de@thread.v2')
	.expand('lastMessagePreview')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php

// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);

$requestConfiguration = new ChatItemRequestBuilderGetRequestConfiguration();
$queryParameters = ChatItemRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->expand = ["lastMessagePreview"];
$requestConfiguration->queryParameters = $queryParameters;


$result = $graphServiceClient->chats()->byChatId('chat-id')->get($requestConfiguration)->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Teams

Get-MgChat -ChatId $chatId -ExpandProperty "lastMessagePreview" 

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY

graph_client = GraphServiceClient(request_adapter)

query_params = ChatRequestBuilder.ChatRequestBuilderGetQueryParameters(
		expand = ["lastMessagePreview"],
)

request_configuration = ChatRequestBuilder.ChatRequestBuilderGetRequestConfiguration(
query_parameters = query_params,
)

result = await graph_client.chats.by_chat_id('chat-id').get(request_configuration = request_configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#chats(lastMessagePreview())/$entity",
    "id": "19:ebe3857aa388434bab0cad9d2e09f4de@thread.v2",
    "topic": "Demo Group Chat",
    "createdDateTime": "2021-04-08T16:00:53.563Z",
    "lastUpdatedDateTime": "2022-09-08T23:11:54.246Z",
    "chatType": "group",
    "webUrl": "https://teams.microsoft.com/l/chat/19%3Aebe3857aa388434bab0cad9d2e09f4de%40thread.v2/0?tenantId=2432b57b-0abd-43db-aa7b-16eadd115d34",
    "tenantId": "2432b57b-0abd-43db-aa7b-16eadd115d34",
    "onlineMeetingInfo": null,
    "viewpoint": {
        "isHidden": true,
        "lastMessageReadDateTime": "2022-09-08T23:11:54.353Z"
    },
    "lastMessagePreview@odata.context": "https://graph.microsoft.com/v1.0/$metadata#chats('19%3Aebe3857aa388434bab0cad9d2e09f4de%40thread.v2')/lastMessagePreview/$entity",
    "lastMessagePreview": {
        "id": "1662678714353",
        "createdDateTime": "2022-09-08T23:11:54.353Z",
        "isDeleted": false,
        "messageType": "systemEventMessage",
        "from": null,
        "body": {
            "contentType": "html",
            "content": "<systemEventMessage/>"
        },
        "eventDetail": {
            "@odata.type": "#microsoft.graph.membersAddedEventMessageDetail",
            "visibleHistoryStartDateTime": "0001-01-01T00:00:00Z",
            "members": [
                {
                    "id": "ee9f3754-62e1-4034-ad10-97940ef7f709",
                    "displayName": null,
                    "userIdentityType": "aadUser"
                }
            ],
            "initiator": {
                "application": null,
                "device": null,
                "user": {
                    "id": "bfb5bb25-3a8d-487d-9828-7875ced51a30",
                    "displayName": null,
                    "userIdentityType": "aadUser"
                }
            }
        }
    }
}

See also

Microsoft Graph service-specific throttling limits