Video extenders continue a clip you already have rather than generating a new one, which is how you get past a model's maximum single-pass duration. Versely runs 3, one each from 3 providers.
Extending is billed as its own job, so the credits below are on top of whatever the original clip cost.
Ranking method
Filtered to models with the extend-video category, sorted by the credits one complete job costs, ascending.
Full ranking
| # | Model | Provider | Credits | Credits per job |
|---|---|---|---|---|
| 1 | Grok Imagine Extend | Grok | 16-80 credits | 16-80 credits |
| 2 | Flux 3 Extend Video | Black Forest Labs | 103-410 credits | 103-410 credits |
| 3 | VEO 3.1 Extend Video | 140-280 credits | 140-280 credits |
The top 3, explained
#1 — Grok Imagine Extend (Grok) costs 16-80 credits and does not currently hold a position on any Versely leaderboard. Credits per job: 16-80 credits.
#2 — Flux 3 Extend Video (Black Forest Labs) costs 103-410 credits and does not currently hold a position on any Versely leaderboard. It outputs up to 1080p. Credits per job: 103-410 credits.
#3 — VEO 3.1 Extend Video (Google) costs 140-280 credits and does not currently hold a position on any Versely leaderboard. It outputs up to 1080p. Credits per job: 140-280 credits.
Compare these models head-to-head
More capability rankings
Frequently asked questions
What is the best AI video extender model?+
Grok Imagine Extend by Grok tops this ranking. Filtered to models with the extend-video category, sorted by the credits one complete job costs, ascending. Grok Imagine Extend costs 16-80 credits.
How is this ranking calculated?+
Filtered to models with the extend-video category, sorted by the credits one complete job costs, ascending.
How many models qualify for this ranking?+
3 models with a page on Versely meet the criteria for "Best AI video extender model", across 3 providers.
Is the top-ranked model also the cheapest?+
Yes — Grok Imagine Extend is both the top entry and the cheapest option here, at 16-80 credits.
Do all of these models hold a Versely leaderboard position?+
0 of the 3 models here hold a position on at least one Versely leaderboard; the remaining 3 are unranked and listed afterward, cheapest complete job first.
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