Arena 周报：Nano Banana 2.1、Mistral Large 4 榜单表现
Arena 本周榜单显示，Nano Banana 2.1 在 Image Arena 三个模式均进前 6：Multi-Image Edit 第 4（1431 分）。
This Week in the Arena:
- Nano Banana 2.1 ranked in the top 6 across three Image Arena modes: #4 (1431 pts) in Multi-Image Edit, #5 (1328 pts) in Text-to-Image, and #6 (1428 pts) in Image Edit.
- Mistral Large 4 landed at #43 overall in Agent Arena (-6.6%), ranking 11 spots above its previous variant, Mistral Medium 3.5 (-12.60%). The result also places Mistral AI among the top 15 labs, and it's the only European lab on the list!
- Claude Haiku 5.5 (High) also landed in the Code Arena: WebDev at #30 (1587 pts). Just off the Pareto frontier, it matches GPT‑6 Luna’s price at $0.10/$0.50 per 1M input/output tokens, while scoring six pts higher. Agent score coming soon!
- We also introduced Arena’s Alignment Index, and announced a $200M Series B at a $3.1B valuation. Find more info in thread.
See the week’s leaderboards, research, and company updates in the full YouTube recap.
piped.video/watch?v=IHyMrtTt…
来源：arena · x.com