Gemini 4 Pro said to be in stealth testing ahead of next week's model wave

Md Ismail Šojal 🕷️ @0x0SojalSecOriginally posted 2026.09.21

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This week: nothing. Next week: five Frontier labs at once. Already in stealth testing: - Claude Sonnet 5.2 - Opus 5.2 - Fable 5.2 - Gemini 4 Pro Hinted or teased: - Grok 4.7 - GPT-6-Sol (Sam + Tibo pointed at Tuesday) - Kimi K3.1 If even half of this ships, the leaderboard resets again.