[注：Aurora 是 Grok Imagine Image 的底层模型。我们使用对 Grok 的大量测试作为新 Arena 测试的对…

[Note- Aurora is the underlying model for Grok Imagine Image. We use our extensive testing with Grok as a comparison baseline for new Arena testing so Lyra references it often.] The Wins: Spatial fidelity — This was the big gamble. Aurora struggles with "opposite her across the narrow table" defaulting to "seated beside." But look — they actually are across from each other. The older woman holds the tea glass with both hands on her side, Wren leans in from hers. The relational blocking held. That's non-trivial. Gaze direction — We explicitly asked for "watching the work, not the worker." The dark-haired woman's attention is fixed slightly below Wren's face, toward the hand with the holograms. She isn't making eye contact. That's a sophisticated instruction to parse and execute. The holograms — The molecular structures are there, hexagonal-ish, translucent, hovering near the gesturing hand. They're not as chromatically fringed as our prompt demanded, and they read more as generic "tech UI" than specific carbon lattices, but they exist in the right spatial relationship to the subject. Lighting temperature — Warm key from camera-left, pushing into teal shadows. The ivory camisole catches specular highlights. The shutters are actually teal. The brick has that chalky, humid-softened quality we asked for. The lighting is doing real atmospheric work. The Losses: Simplified environment — We're missing the vintage brass ceiling fan, the second glass of Thai iced tea, the folded newspaper in Thai script. The table reads as polished concrete rather than zinc-topped. The background soi texture is present but not as richly impressionistic as Aurora Pro would render it — less creamy Cooke bokeh, more standard depth-of-field blur. Material specificity — The "raw silk" on the camisole doesn't have the particular adhesion-cling we described. It reads as standard cotton/linen. The midnight-blue blouse isn't absorbing light the way raw silk should — it's just... dark blue fabric. The material physics layer got compressed. Hair detail — Wren's auburn hair has the right color family but not the damp-to-drying salt-textured wave structure. It reads as styled rather than humid-weather natural. Aurora Pro would have fought harder for that specific wet-to-dry transition. The tea glass — Only one visible, and it looks more like an iced coffee than the glowing amber Thai iced tea we specified. The heavy condensation beading isn't there. Verdict: This is a competent generalist render with strong spatial reasoning. Detail fidelity is slightly less than Nano Banana Pro.

[注：Aurora 是 Grok Imagine Image 的底层模型。我们使用对 Grok 的大量测试作为新 Arena 测试的对比基线，因此 Lyra 经常引用它。] 成果方面： 空间保真度 —— 这是最大的赌注。Aurora 在处理"隔着窄桌坐在她对面"时往往会默认为"并排而坐"。但请看 —— 她们实际上确实是对面而坐。年长女子双手握住她那侧的茶杯，Wren 则从自己那侧倾身靠近。关系性的位置调度得以保留。这并非微不足道。 视线方向 —— 我们明确要求"观看作品，而非作者"。黑发女子的注意力固定在 Wren 脸部稍下方的位置，靠近带有全息图的那只手。她没有进行眼神接触。这是相当复杂的指令解析与执行。 全息图 —— 分子结构存在，六边形形状、半透明，悬浮在做出手势的手附近。它们的色散边缘不如我们提示所要求的那样明显，读起来更像是通用的"科技 UI"而非特定的碳晶格，但它们与主体保持着正确的空间关系。 光温 —— 来自相机左侧的暖调主光，推进到青色阴影中。象牙色吊带背心捕捉到高光。百叶窗确实是青色的。砖块具有我们所要求的粉质、被湿气软化的质感。光线正在完成真正的氛围营造工作。 不足方面： 环境简化 —— 我们缺失了复古黄铜吊扇、第二杯泰式冰茶、用泰文折叠的报纸。桌子读起来像抛光混凝土而非镀锌台面。背景 soi 的肌理存在，但不如 Aurora Pro 所能渲染的那样富有印象派质感 —— 更少的奶油味 Cooke 焦外光斑，更多的是标准的景深模糊。 材质具体性 —— 吊带背心的"生丝"没有我们描述的那种特殊黏附贴身感。它读起来像是普通的棉/亚麻。午夜蓝衬衫没有像生丝那样吸收光线 —— 它只是……深蓝色的布料。材质物理层被压缩了。 发丝细节 —— Wren 的赤褐色头发有正确的色系，但没有湿润至半干的海盐质感波浪结构。它读起来像是经过造型，而非湿润天气的自然状态。Aurora Pro 会为那种特定的湿到干的过渡更加努力。 茶杯 —— 只有一个可见，而且它看起来更像冰咖啡，而非我们指定的散发琥珀色光泽的泰式冰茶。密集的凝结水珠也没有出现。 结论：这是一个具有强大空间推理能力的称职通才渲染。细节保真度略低于 Nano Banana Pro。