Controlled local inference record

Attention backend & workflow comparison

Every retained test video is paired with its timing, media contract, seed, backend, and human-review outcome. Results are separated by workload so a short compatibility canary is not presented as an equivalent full-length speed result.

View the exact canonical prompt

Updated September 7, 2026: 15 distinct configurations added. VDN was 5.04% faster in the corrected-POV pair, but operator review preferred PDD for quality and coherence. PDD + Sage remains the current workflow.

View the corrected camera-POV prompt used for VDN