Cheaper Gen.

Video model comparison

Veo 3.1 Fast vs Seedance 2.0 Fast

Google's Veo 3.1 Fast and ByteDance's Seedance 2.0 Fast, side by side: price per second, resolution, clip length, audio and references — and when to choose which. Both run on one Cheaper Gen. API key.

Google
Up to −59%

Veo3.1 Fast

Veo 3.1 Fast

Veo 3.1 quality at a fraction of the price, with audio

from

$0.0413/s

ByteDance
Up to −22%

Seedance2.0 Fast

Seedance 2.0 Fast

Seedance 2.0 quality at lower latency and cost

from

$0.0438/s

Price

Veo 3.1 Fast vs Seedance 2.0 Fast: price per second

Live prices at the tier both models offer, with audio. Official list prices are on each model's pricing page.

Veo 3.1 Fast and Seedance 2.0 Fast prices at shared tiers
TierVeo 3.1 FastSeedance 2.0 FastPer clipCheaper
720pwith audio$0.0413/s$0.0942/s$0.33 · $0.47
8 s · 5 s
Veo 3.1 Fast −56%
Veo 3.1 Fast pricing →Cheap Veo 3.1 Fast API →Seedance 2.0 Fast pricing →Cheap Seedance 2.0 Fast API →

Specs

Side-by-side specifications

From each model's API parameters in our catalog.

Veo 3.1 Fast vs Seedance 2.0 Fast specifications
SpecVeo 3.1 FastSeedance 2.0 Fast
DeveloperGoogleByteDance
ReleasedOct 15, 2025Apr 14, 2026
TasksText to video, Image to videoText to video, Image to video, Reference to video
Resolutions720p · 1080p · 4K480p · 720p
Clip length4, 6, 8 s4–15 s
AudioOptional, billed at a higher rateIncluded at no extra cost
Image-to-videoFirst + last frameFirst + last frame
Reference inputs—Up to 9 images, 3 videos and 3 audio
Aspect ratios2 (16:9, 9:16)6 (16:9, 9:16, 1:1, 4:3, 3:4, 21:9)
Starting price$0.0413/s (720p + audio)$0.0438/s (480p)
Below official priceup to 59%up to 22%

Verdict

When to choose which

Each point below comes from the price and spec data above.

Choose Veo 3.1 Fast for

  • Lower price: $0.0413/s vs $0.0942/s at 720p with audio (56% less).
  • Higher maximum resolution: 4K vs 720p.

Veo 3.1 Fast at a glance

  • Lower price — From cents per second
  • Native audio — Dialogue, effects, ambience
  • Up to 4K — 720p, 1080p and 4K
  • Frames — First & last frame control

Choose Seedance 2.0 Fast for

  • Longer clips: up to 15 s vs 8 s.
  • Audio included at no extra cost (the other bills audio at a higher rate).
  • More reference inputs: up to 9 images, 3 videos and 3 audio clips.
  • More aspect ratios: 6 vs 2.
  • Supports reference to video.
  • Newer model (released April 14, 2026).

Seedance 2.0 Fast at a glance

  • Lower latency — Faster turnaround than standard
  • 480p / 720p — Social-ready resolutions
  • Audio included — Synchronized sound
  • Best for volume — Batch & pipeline workloads

Try both with the same prompt

Same API key and balance; only the endpoint changes. Failed generations are refunded.

POST /api/v1/run/google/veo-3.1-fast/text-to-video
POST /api/v1/run/bytedance/seedance-2.0-fast/text-to-video
Veo 3.1 Fast in Studio Seedance 2.0 Fast in Studio

FAQ

Veo 3.1 Fast vs Seedance 2.0 Fast questions

Veo 3.1 Fast is cheaper at 1 of 1 shared tiers. 720p: Veo 3.1 Fast $0.0413/s, Seedance 2.0 Fast $0.0942/s (with audio). Prices are live and billed per second.

Veo 3.1 Fast: 720p, 1080p, 4K, 4, 6, 8 s per clip. Seedance 2.0 Fast: 480p, 720p, 4–15 s per clip.

Veo 3.1 Fast: Optional, billed at a higher rate. Seedance 2.0 Fast: Included at no extra cost.

Yes. Both run through the same Cheaper Gen. API and balance: POST /v1/run/{endpoint} with the model's endpoint id, then poll or receive a webhook. Switching models means changing the endpoint and its input fields — no new account or SDK.

Keep comparing

Related comparisons

Veo 3.1 vs Veo 3.1 FastVeo 3.1 Fast vs Kling 3.0Veo 3.1 Fast vs Gemini Omni FlashVeo 3.1 Fast vs Veo 3.1 LiteSeedance 2.0 vs Seedance 2.0 FastSeedance 2.0 Fast vs Seedance 2.0 Mini
All comparisons →All AI video APIs →Cheapest video APIs →

Veo 3.1 Fast is developed by Google; Seedance 2.0 Fast by ByteDance. Cheaper Gen. provides API access to both through official upstream endpoints and does not own either model. Trademarks belong to their respective owners.