Cheaper Gen.

Video model comparison

Seedance 2.5 vs Veo 3.1

ByteDance's Seedance 2.5 and Google's Veo 3.1, 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.

ByteDance
Up to −18%

Seedance2.5

Seedance 2.5

ByteDance's newest video model — longer, sharper, more controllable

from

$0.0877/s

Google
Up to −57%

Veo3.1

Veo 3.1

Google's cinematic video model with native audio, up to 4K

from

$0.1719/s

Price

Seedance 2.5 vs Veo 3.1: price per second

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

Seedance 2.5 and Veo 3.1 prices at shared tiers
TierSeedance 2.5Veo 3.1Per clipCheaper
720pwith audio$0.1885/s$0.1719/s$0.94 · $1.38
5 s · 8 s
Veo 3.1 −9%
1080pwith audio$0.4665/s$0.352/s$2.33 · $2.82
5 s · 8 s
Veo 3.1 −25%
Seedance 2.5 pricing →Cheap Seedance 2.5 API →Veo 3.1 pricing →Cheap Veo 3.1 API →

Specs

Side-by-side specifications

From each model's API parameters in our catalog.

Seedance 2.5 vs Veo 3.1 specifications
SpecSeedance 2.5Veo 3.1
DeveloperByteDanceGoogle
ReleasedAug 7, 2026Oct 15, 2025
TasksText to video, Image to video, Reference to videoText to video, Image to video
Resolutions480p · 720p · 1080p720p · 1080p · 4K
Clip length4–15 s4, 6, 8 s
AudioIncluded at no extra costOptional, billed at a higher rate
Image-to-videoFirst + last frameFirst + last frame
Reference inputsUp to 30 images, 10 videos and 10 audio—
Aspect ratios6 (16:9, 9:16, 1:1, 4:3, 3:4, 21:9)2 (16:9, 9:16)
Starting price$0.0877/s (480p)$0.1719/s (720p + audio)
Below official priceup to 18%up to 57%

Verdict

When to choose which

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

Choose Seedance 2.5 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 30 images, 10 videos and 10 audio clips.
  • More aspect ratios: 6 vs 2.
  • Supports reference to video.
  • Newer model (released August 7, 2026).

Seedance 2.5 at a glance

  • Up to 1080p — 480p, 720p and 1080p output
  • Longer clips — Up to 15 seconds per generation
  • Audio included — Synchronized sound at no extra cost
  • Rich references — Up to 30 images, 10 videos and 10 audio clips

Choose Veo 3.1 for

  • Lower price: $0.1719/s vs $0.1885/s at 720p with audio (9% less).
  • Higher maximum resolution: 4K vs 1080p.

Veo 3.1 at a glance

  • Up to 4K — 720p, 1080p and 4K
  • Native audio — Dialogue, effects, ambience
  • 4 / 6 / 8 s — Pay per second
  • Frames — First & last frame control

Try both with the same prompt

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

POST /api/v1/run/bytedance/seedance-2.5/text-to-video
POST /api/v1/run/google/veo-3.1/text-to-video
Seedance 2.5 in Studio Veo 3.1 in Studio

FAQ

Seedance 2.5 vs Veo 3.1 questions

Veo 3.1 is cheaper at 2 of 2 shared tiers. 720p: Seedance 2.5 $0.1885/s, Veo 3.1 $0.1719/s; 1080p: Seedance 2.5 $0.4665/s, Veo 3.1 $0.352/s (with audio). Prices are live and billed per second.

Seedance 2.5: 480p, 720p, 1080p, 4–15 s per clip. Veo 3.1: 720p, 1080p, 4K, 4, 6, 8 s per clip.

Seedance 2.5: Included at no extra cost. Veo 3.1: Optional, billed at a higher rate.

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.

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All comparisons →All AI video APIs →Cheapest video APIs →

Seedance 2.5 is developed by ByteDance; Veo 3.1 by Google. Cheaper Gen. provides API access to both through official upstream endpoints and does not own either model. Trademarks belong to their respective owners.