Gemini 4 pro(in arena) vs. Gemini-3.8 Flash vs. Claude opus 5.5 vs. GPT-6 Astra >Gemini 4 pro and Claude opus 5.5 doing great >Gemini 3.8 Flash reasonably did well ⁠> GPT-6 Astra might be better than 3.8 Flash, but worse than Gemini 4 Pro and Opus 5.5⁠