outlook.live.com
Create calendar event (Outlook)
Input
end requiredEnd as local ISO, e.g. 2026-09-17T10:30:00.
start requiredStart as local ISO, e.g. 2026-09-17T10:00:00. Passed to the deeplink verbatim; the site renders it in the mailbox locale.
subject requiredEvent title. Required — it is also the read-back oracle.
body optionalOptional event body text.
location optionalOptional location. Typed into the picker — the deeplink's location param is ignored by the site.
Output
end requiredstart requiredcreated requiredsubject requiredverified requiredlocationSet optionalrenderedWhen optionalThe composer's own rendering of the date range, as confirmation the ISO input was understood.
unverifiedReason optional