BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//ModelClock//Model lifecycle//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:ModelClock shutdowns
BEGIN:VEVENT
UID:1k58rk@modelclock
DTSTAMP:20261004T130353Z
DTSTART;VALUE=DATE:20270921
DTEND;VALUE=DATE:20270922
SUMMARY:Azure: gpt-5.4-nano@2026-03-17 shutdown
DESCRIPTION:Azure lists 2027-09-21 as the shutdown date. Model version 20
 26-03-17.\nHosting: Microsoft Azure / Foundry\nSource: https://learn.mic
 rosoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
URL:https://0.0.0.0:3000/models/azure/gpt-5.4-nano%402026-03-17
END:VEVENT
END:VCALENDAR