Chat.ReadBasic.WhereInstalled
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Application
Read
User Scope
Allows the app to read names and members of all one-to-one and group chats in Microsoft Teams where the associated Teams application is installed, without a signed-in user.
Delegated Access
App-Only Access
Permission Details
Application Permission
Read names and members of all chat threads where the associated Teams application is installed.
Allows the app to read names and members of all one-to-one and group chats in Microsoft Teams where the associated Teams application is installed, without a signed-in user.
Permission ID:
818ba5bd-5b3e-4fe0-bbe6-aa4686669073
Properties
| Property | Type | Description |
|---|---|---|
id |
string |
The unique identifier for an entity. Read-only. |
locale |
string |
Locale of the chat message set by the client. Always set to en-us. |
deletedDateTime |
date-timeNullable |
Read only. Timestamp at which the chat message was deleted, or null if not deleted. |
hostedContents |
microsoft.graph.chatMessageHostedContent collection |
Content in a message hosted by Microsoft Teams - for example, images or code snippets. |
body |
microsoft.graph.itemBody |
|
subject |
stringNullable |
The subject of the chat message, in plaintext. |
importance |
microsoft.graph.chatMessageImportance |
|
onBehalfOf |
object |
User attribution of the message when bot sends a message on behalf of a user. |
replyToId |
stringNullable |
Read-only. ID of the parent chat message or root chat message of the thread. (Only applies to chat messages in channels, not chats.) |
etag |
stringNullable |
Read-only. Version number of the chat message. |
createdDateTime |
date-timeNullable |
Timestamp of when the chat message was created. |
mentions |
microsoft.graph.chatMessageMention collection |
List of entities mentioned in the chat message. Supported entities are: user, bot, team, channel, chat, and tag. |
summary |
stringNullable |
Summary text of the chat message that could be used for push notifications and summary views or fall back views. Only applies to channel chat messages, not chat messages in a chat. |
lastEditedDateTime |
date-timeNullable |
Read only. Timestamp when edits to the chat message were made. Triggers an 'Edited' flag in the Teams UI. If no edits are made the value is null. |
webUrl |
stringNullable |
Read-only. Link to the message in Microsoft Teams. |
Showing 15 of 26 properties. View all on Microsoft Learn →
JSON Representation
JSON representation
{
"id": "String",
"locale": "String",
"deletedDateTime": "String",
"hostedContents": "[...]",
"body": "microsoft.graph.itembody",
"subject": "String",
"importance": "microsoft.graph.chatmessageimportance",
"onBehalfOf": "{...}",
"replyToId": "String",
"etag": "String",
"createdDateTime": "String",
"mentions": "[...]",
"summary": "String",
"lastEditedDateTime": "String",
"webUrl": "String",
"messageHistory": "[...]",
"policyViolation": "{...}",
"messageType": "microsoft.graph.chatmessagetype",
"lastModifiedDateTime": "String",
"chatId": "String"
}
Relationships
| Relationship | Type | Description |
|---|---|---|
installedApps |
teamsAppInstallation collection |
A collection of all the apps in the chat. Nullable. |
members |
conversationMember collection |
A collection of all the members in the chat. Nullable. |
messages |
chatMessage collection |
A collection of all the messages in the chat. Nullable. |
tabs |
teamsTab collection |
A collection of all the tabs in the chat. Nullable. |
pinnedMessages |
pinnedChatMessageInfo collection |
A collection of all the pinned messages in the chat. Nullable. |
lastMessagePreview |
chatMessageInfo |
Preview of the last message sent in the chat. Null if no messages are sent in the chat. |
Graph Methods
Delegated access
App-only access
Code Examples
C# / .NET SDK
// Install: dotnet add package Microsoft.Graph
// Install: dotnet add package Azure.Identity
using Microsoft.Graph;
using Azure.Identity;
// Application permissions - daemon/service app
var tenantId = "YOUR_TENANT_ID";
var clientId = "YOUR_CLIENT_ID";
var clientSecret = "YOUR_CLIENT_SECRET";
var credential = new ClientSecretCredential(tenantId, clientId, clientSecret);
var graphClient = new GraphServiceClient(credential);
// Example: GET /users/{user-id}
var users = await graphClient.Users.GetAsync();
foreach (var user in users?.Value ?? [])
{
Console.WriteLine($"User: {user.DisplayName}");
}
JavaScript / TypeScript
// npm install @azure/msal-browser @microsoft/microsoft-graph-client
import { PublicClientApplication } from "@azure/msal-browser";
import { Client } from "@microsoft/microsoft-graph-client";
import { AuthCodeMSALBrowserAuthenticationProvider } from
"@microsoft/microsoft-graph-client/authProviders/authCodeMsalBrowser";
const msalConfig = {
auth: {
clientId: "YOUR_CLIENT_ID",
authority: "https://login.microsoftonline.com/YOUR_TENANT_ID"
}
};
const pca = new PublicClientApplication(msalConfig);
await pca.initialize();
// Application: Use client credentials (Node.js backend only)
// npm install @azure/identity @microsoft/microsoft-graph-client
import { ClientSecretCredential } from "@azure/identity";
import { TokenCredentialAuthenticationProvider } from
"@microsoft/microsoft-graph-client/authProviders/azureTokenCredentials";
const credential = new ClientSecretCredential(
"YOUR_TENANT_ID",
"YOUR_CLIENT_ID",
"YOUR_CLIENT_SECRET"
);
const authProvider = new TokenCredentialAuthenticationProvider(credential, {
scopes: ["https://graph.microsoft.com/.default"]
});
const graphClient = Client.initWithMiddleware({ authProvider });
const result = await graphClient.api("/users").get();
console.log(result);
PowerShell
# Install Microsoft Graph PowerShell module
Install-Module Microsoft.Graph -Scope CurrentUser
# Application access with certificate
$params = @{
ClientId = "YOUR_CLIENT_ID"
TenantId = "YOUR_TENANT_ID"
CertificateThumbprint = "YOUR_CERT_THUMBPRINT"
}
Connect-MgGraph @params
# Or with client secret (not recommended for production)
# Connect-MgGraph -ClientSecretCredential $credential
# Example: GET /users
$result = Invoke-MgGraphRequest -Method GET -Uri "https://graph.microsoft.com/v1.0/users"
$result | ConvertTo-Json -Depth 5
# Always disconnect when done
Disconnect-MgGraph
Python
# pip install msgraph-sdk azure-identity
from azure.identity import InteractiveBrowserCredential, ClientSecretCredential
from msgraph import GraphServiceClient
import asyncio
# Application permissions - client credentials
credential = ClientSecretCredential(
tenant_id="YOUR_TENANT_ID",
client_id="YOUR_CLIENT_ID",
client_secret="YOUR_CLIENT_SECRET"
)
scopes = ["https://graph.microsoft.com/.default"]
client = GraphServiceClient(credential, scopes)
async def get_users():
# Example: GET /users
result = await client.users.get()
for user in result.value:
print(f"User: {user.display_name}")
return result
asyncio.run(get_users())
App Registration
1
Navigate to Azure Portal
Go to App registrations in Microsoft Entra admin center
2
Add API Permission
Select your app → API permissions → Add a permission → Microsoft Graph
3
Select Permission Type
Choose Application permissions and search for Chat.ReadBasic.WhereInstalled
4
Grant Admin Consent
Application permissions always require admin consent. Click "Grant admin consent" in the Azure portal.