Antigravity adds Opus 5.5 for paid users, teases broader Gemini 4 Argon rollout

Varun Mohan @_mohansoloOriginally posted 2026.10.04

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Some people have noticed that we've added Claude Opus 5.5 and Sonnet 5.5 for all paid users of Antigravity. We want to make sure people have access to the best frontier models and are excited for a broader rollout of Gemini 4 Argon!