Tentatively accept the specified event in a user calendar.
If the event allows proposals for new times, on responding tentative to the event, an invitee can choose to suggest an alternative time by including the proposedNewTime parameter. For more information on how to propose a time, and how to receive and accept a new time proposal, see Propose new meeting times.
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)
Calendars.ReadWrite
Delegated (personal Microsoft account)
Calendars.ReadWrite
Application
Calendars.ReadWrite
HTTP request
POST /me/events/{id}/tentativelyAccept
POST /users/{id | userPrincipalName}/events/{id}/tentativelyAccept
POST /me/calendar/events/{id}/tentativelyAccept
POST /users/{id | userPrincipalName}/calendar/events/{id}/tentativelyAccept
POST /me/calendars/{id}/events/{id}/tentativelyAccept
POST /users/{id | userPrincipalName}/calendars/{id}/events/{id}/tentativelyAccept
POST /me/calendarGroups/{id}/calendars/{id}/events/{id}/tentativelyAccept
POST /users/{id | userPrincipalName}/calendarGroups/{id}/calendars/{id}/events/{id}/tentativelyAccept
Request headers
Name
Type
Description
Authorization
string
Bearer {token}. Required.
Content-Type
string
Nature of the data in the body of an entity. Required.
Request body
In the request body, provide a JSON object with the following parameters.
An alternate date/time proposed by an invitee for a meeting request to start and end. Valid only for events that allow new time proposals. Setting this parameter requires setting sendResponse to true. Optional.
sendResponse
Boolean
true if a response is to be sent to the organizer; otherwise, false. Optional. Default is true.
Response
If successful, this method returns 202 Accepted response code. It does not return anything in the response body.
This action returns HTTP 400 if one or both of the following occur:
The proposedNewTime parameter is included but the allowNewTimeProposals property of the event is false.
The proposedNewTime parameter is included but the sendResponse parameter is set to false.
Example
Here is an example of how to call this API.
Request
In the following example, the signed-in user responds tentative to the specified event, sets the sendResponse parameter to true, and includes an alternative time in the proposedNewTime parameter.
POST https://graph.microsoft.com/v1.0/me/events/{id}/tentativelyAccept
Content-type: application/json
{
"comment": "I may not be able to make this week. How about next week?",
"sendResponse": true,
"proposedNewTime": {
"start": {
"dateTime": "2019-12-02T18:00:00",
"timeZone": "Pacific Standard Time"
},
"end": {
"dateTime": "2019-12-02T19:00:00",
"timeZone": "Pacific Standard Time"
}
}
}
// Code snippets are only available for the latest version. Current version is 5.x
var graphClient = new GraphServiceClient(requestAdapter);
var requestBody = new Microsoft.Graph.Me.Events.Item.TentativelyAccept.TentativelyAcceptPostRequestBody
{
Comment = "I may not be able to make this week. How about next week?",
SendResponse = true,
ProposedNewTime = new TimeSlot
{
Start = new DateTimeTimeZone
{
DateTime = "2019-12-02T18:00:00",
TimeZone = "Pacific Standard Time",
},
End = new DateTimeTimeZone
{
DateTime = "2019-12-02T19:00:00",
TimeZone = "Pacific Standard Time",
},
},
};
await graphClient.Me.Events["{event-id}"].TentativelyAccept.PostAsync(requestBody);
// THE CLI IS IN PREVIEW. NON-PRODUCTION USE ONLY
mgc users events tentatively-accept post --user-id {user-id} --event-id {event-id} --body '{\
"comment": "I may not be able to make this week. How about next week?",\
"sendResponse": true,\
"proposedNewTime": {\
"start": { \
"dateTime": "2019-12-02T18:00:00", \
"timeZone": "Pacific Standard Time" \
}, \
"end": { \
"dateTime": "2019-12-02T19:00:00", \
"timeZone": "Pacific Standard Time" \
} \
}\
}\
'
GraphServiceClient graphClient = GraphServiceClient.builder().authenticationProvider( authProvider ).buildClient();
String comment = "I may not be able to make this week. How about next week?";
Boolean sendResponse = true;
TimeSlot proposedNewTime = new TimeSlot();
DateTimeTimeZone start = new DateTimeTimeZone();
start.dateTime = "2019-12-02T18:00:00";
start.timeZone = "Pacific Standard Time";
proposedNewTime.start = start;
DateTimeTimeZone end = new DateTimeTimeZone();
end.dateTime = "2019-12-02T19:00:00";
end.timeZone = "Pacific Standard Time";
proposedNewTime.end = end;
graphClient.me().events("{id}")
.tentativelyAccept(EventTentativelyAcceptParameterSet
.newBuilder()
.withProposedNewTime(proposedNewTime)
.withSendResponse(sendResponse)
.withComment(comment)
.build())
.buildRequest()
.post();
const options = {
authProvider,
};
const client = Client.init(options);
const tentativelyAccept = {
comment: 'I may not be able to make this week. How about next week?',
sendResponse: true,
proposedNewTime: {
start: {
dateTime: '2019-12-02T18:00:00',
timeZone: 'Pacific Standard Time'
},
end: {
dateTime: '2019-12-02T19:00:00',
timeZone: 'Pacific Standard Time'
}
}
};
await client.api('/me/events/{id}/tentativelyAccept')
.post(tentativelyAccept);
<?php
// THIS SNIPPET IS A PREVIEW VERSION OF THE SDK. NON-PRODUCTION USE ONLY
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new TentativelyAcceptPostRequestBody();
$requestBody->setComment('I may not be able to make this week. How about next week?');
$requestBody->setSendResponse(true);
$proposedNewTime = new TimeSlot();
$proposedNewTimeStart = new DateTimeTimeZone();
$proposedNewTimeStart->setDateTime('2019-12-02T18:00:00');
$proposedNewTimeStart->setTimeZone('Pacific Standard Time');
$proposedNewTime->setStart($proposedNewTimeStart);
$proposedNewTimeEnd = new DateTimeTimeZone();
$proposedNewTimeEnd->setDateTime('2019-12-02T19:00:00');
$proposedNewTimeEnd->setTimeZone('Pacific Standard Time');
$proposedNewTime->setEnd($proposedNewTimeEnd);
$requestBody->setProposedNewTime($proposedNewTime);
$graphServiceClient->me()->events()->byEventId('event-id')->tentativelyAccept()->post($requestBody)->wait();
Import-Module Microsoft.Graph.Users.Actions
$params = @{
comment = "I may not be able to make this week. How about next week?"
sendResponse = $true
proposedNewTime = @{
start = @{
dateTime = "2019-12-02T18:00:00"
timeZone = "Pacific Standard Time"
}
end = @{
dateTime = "2019-12-02T19:00:00"
timeZone = "Pacific Standard Time"
}
}
}
# A UPN can also be used as -UserId.
Invoke-MgAcceptUserEventTentatively -UserId $userId -EventId $eventId -BodyParameter $params
# THE PYTHON SDK IS IN PREVIEW. FOR NON-PRODUCTION USE ONLY
graph_client = GraphServiceClient(request_adapter)
request_body = TentativelyAcceptPostRequestBody(
comment = "I may not be able to make this week. How about next week?",
send_response = True,
proposed_new_time = TimeSlot(
start = DateTimeTimeZone(
date_time = "2019-12-02T18:00:00",
time_zone = "Pacific Standard Time",
),
end = DateTimeTimeZone(
date_time = "2019-12-02T19:00:00",
time_zone = "Pacific Standard Time",
),
),
)
await graph_client.me.events.by_event_id('event-id').tentatively_accept.post(body = request_body)