The comparison clip (the same script for every model)

Rendered frame by frame (30 fps)

Written from the prompt (test v1, checks v4). The model never saw them.

• ✓Opens without a page error
• ✓Test hooks present (duration, seek, play, six beats)
• ✓The line spans the frame at 1.25 slargura 1920 px aos 1,25 s
• ✓Title types letter by letter on time (±20 ms)letra a letra no tempo certo
• ✓Cards slide in from the right sides and settle side by sideaos 2,9 s visíveis: A=False B=False; aos 3,3 s A em 138 e B em 1830; aos 4,3 s A em 560 e B em 1408; lado a lado sem sobrepor: True
• ✓Card texts and the COST PER TASK labeltodos presentes
• ✓Counters count up from $0.00 to the final valuesobem de $0.00 e mostram $0.21 e $0.07 a partir de 8,0 s
• ✓Title switches to DIFFERENT BILL. by 9.6 s8.9s 'SAME PRICE.' · 9.62s 'DIFFERENT BILL.' · 11.9s 'DIFFERENT BILL.'
• ✓No text ever touches other textnenhuma
• ✓Everything inside the 5% safe area from 4.2 studo dentro
• ✓Nothing shrinks: big title, wide cardstítulo 171 e 171 px de altura (mín. 86); cartões 800 e 800 px (mín. 422)
• ✓Seeking to a time always gives the same framemesmo quadro
• ✓Never stands stillsempre em movimento
• ✓play() runs in real timetoca
• ✓No uncaught exception during the session
• ✓No console errors
• ✓No network attempts