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Claude Opus 4.8 on GitLab: Complex agentic work, less disruption

… Teams building on the API can use this when async context arrives mid-session: when files change on disk, when token budget shifts, or when user context updates, without restarting the cache. Get started today Claude Opus 4.8 is available now in GitLab Duo Agent Platform. …

May 28, 2026 · Talia Armato-Helle

about.gitlab.com › blog

Mythos-class Claude Fable 5 arrives on GitLab Duo Agent Platform

… For developers, platform engineers, and engineering leaders, this is not an incremental model update. Claude Fable 5 completes multi-step, goal-directed work that previous models could not sustain, and it does so with measurably fewer iterations. …

Jun 9, 2026 · Talia Armato-Helle