Nundina › Discover calendars › Version End-of-Life Dates calendar › Claude Opus 4.8 end of life (earliest)Claude Opus 4.8 end of life (earliest)28 May 2027Claude Opus 4.8 stops receiving security updates. The vendor publishes this as the earliest possible date rather than a commitment, so it may move later. Released 28 May 2026. Source: endoflife.date.Version End-of-Life Dates calendarMore from this calendar

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