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Katechon Arc

ANSWER

What is the cheapest AI video generator?

Short answer

By list price per second, the cheapest model we track is Veo 3.1 Lite at $0.050 per second at 720p (2026-10-17), followed by PixVerse V6 and MiniMax H3. Cheapest per second is not cheapest per usable second: the models that hold a face across shots save more in retakes than they cost.

The ten lowest list prices at 720p

Lowest per-second list prices, quoted 2026-10-17
ModelUSD per secondUSD per minute10 minutes
Veo 3.1 Lite 720p$0.050$3.00$30.00
PixVerse V6 720p$0.060$3.60$36.00
Veo 3.1 Fast 720p$0.096$5.76$57.60
Luma Ray 3.2 720p$0.099$5.94$59.40
Wan 3.0 720p$0.100$6.00$60.00
Kling 3.0 Turbo 720p$0.112$6.72$67.20
Seedance 2.0 Mini 720p$0.121$7.29$72.88
Vidu Q3 Pro 720p$0.125$7.50$75.00
Gemini Omni Flash 720p$0.125$7.50$75.00
Kling 3.0 Standard$0.126$7.56$75.60

Model prices on this page are Atlas Cloud list prices quoted 2026-10-17 with its free /calculate endpoint, as published in our AI video price index. PixVerse V6 is cheaper still with audio off ($0.045/s). Source: Atlas Cloud model catalog and /calculate list prices (atlascloud.ai/models), checked 2026-10-17

Cheapest for what?

  • One-off clips: a budget model such as Veo 3.1 Lite ($0.050/s) or PixVerse V6 ($0.060/s).
  • A series with recurring characters: what matters is how many shots you keep. We rendered most of our series on Seedance 2.0 Mini ($0.121/s list), which kept faces stable enough that 85% of spend reached the final cut.
  • 1080p: Veo 3.1 Lite at $0.080/s was the lowest 1080p quote.

Hidden costs that change the ranking

  • Audio: some models charge extra for it, some include it.
  • Clip length limits: a model capped at 8 seconds needs more clips per scene.
  • Retakes: drift, blocked generations and failed jobs all cost generated seconds.
  • Subscriptions with credits can be cheaper or dearer than list price depending on how much of the allowance you use.

Where Katechon Arc fits

Arc's cheapest option is Seedance 2.0 Mini at 4.4 credits per second at 480p and 9.4 at 720p, which is $0.035–$0.070 per second at 720p depending on how you buy credits.

Arc has no free plan and offers only Seedance models; if the absolute lowest per-second price is the only goal, a budget model through an API is cheaper.

People also ask

What is the cheapest text-to-video API?

Of the models in our index, Veo 3.1 Lite had the lowest 720p list price on 2026-10-17 at $0.050 per second.

Related answers

Sources