Benchmark setup & granular evaluation:
• 320 Expert-Verified Scenarios: Spanning 8 scene domains, 5 audio domains, 5 subject categories, and 4 visual styles.
• Balanced Complexity: Content complexity covers entity, activity, and audio complexity, while update complexity covers interaction type, update modality, and temporal dependency.
• 32 Fine-Grained Dimensions: Organized into 6 capability groups—Quality and Alignment, Instruction Adherence, Long-Horizon Stability, Interactive Response, State Retention and Reuse, and Streaming Continuity and Efficiency.
