Antigravity will remove Claude 4.6 models and GPT-OSS-120b on November 2
Google's Antigravity models page now says Claude Sonnet 4.6, Claude Opus 4.6 and GPT-OSS-120b will be removed on November 2, 2026. The listed models currently have different availability across Google AI plans.
SessionWatcher editorial · Published · Updated · Source announcement: 2026-10-05
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Three models have a removal date
Google's Antigravity models page now marks Claude Sonnet 4.6 (thinking), Claude Opus 4.6 (thinking) and GPT-OSS-120b for removal on November 2, 2026. The page gives the effective date for the removal, but does not give an announcement date.
Sources: Models
Which plans currently have access
Both Claude 4.6 models are currently listed for Free and Google AI Plus users and Google AI Pro subscribers, but not Google AI Ultra or Enterprise. GPT-OSS-120b is listed for Free and Google AI Plus, Pro and Ultra, but not Enterprise. Those listings identify which plan users face losing access to these models.
Sources: Models
AI assisted reporting, checked against the linked official sources. Source pages checked 2026-10-05. Editorial process and corrections.