long ai video — news and analysis

Long AI videos thumbnail: on the left, the headline Longest clip: 30 s with 30 s highlighted, a white card reading 10 min, Kling 4.0, 720p, 1,350 credits, and the Higgsfield tile; on the right, a cropped screenshot of ByteDance Seed's Seedance 2.5 page with the outlined line about a single generation with the option to extend twice, above a dim film still

Best AI video generator for long videos? None tops 30 seconds. Here's the 10-minute math

Kling 4.0 is the pick for long videos, making 30-second takes, the longest available, for about a third of Seedance 2.5's credits; Seedance 2.5 adds extend-twice continuation. Max length per model, extend options, and the clip and credit count for a 1-minute and a 10-minute sequence.

Aliteq Team · Nov 8, 2026 · 9 min