DramaChain Bench introduces an end‑to‑end benchmark for short‑drama generation that spans the full production pipeline—from script and storyboard to keyframe imagery, shot‑level video, and final drama—rather than focusing solely on video generation. Unlike prior benchmarks that test video synthesis on pre‑authored inputs, DramaChain Bench evaluates each stage against the original script intent and assesses coherence across assembled shots. This enables comprehensive assessment of multi‑stage drama pipelines and their consistency. Read original