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released 19 February 2026, per models.dev · listed on OpenRouter 19 February 2026 · google/gemini-3.1-pro-preview
Launched with Gemini 3.1 Pro: A smarter model for your most complex tasks.
Other tracked companies’ own announcements naming this model — each is that platform’s claim, not the lab’s.
No coverage resolved onto Gemini 3.1 Pro’s posts in this window.