Cheaper Gen.

Video model comparison

Veo 3.1 Fast vs Gemini Omni Flash

Google's Veo 3.1 Fast and Google's Gemini Omni Flash, 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

Google
Up to −29%

Gemini OmniFlash

Gemini Omni Flash

Google's all-in-one video model — references, frames and sound in one prompt

from

$0.0722/s

Price

Veo 3.1 Fast vs Gemini Omni Flash: price per second

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

Veo 3.1 Fast and Gemini Omni Flash prices at shared tiers
TierVeo 3.1 FastGemini Omni FlashPer clipCheaper
720p$0.0704/s$0.0722/s$0.56 · $0.58
8 s each
Veo 3.1 Fast −2%
Veo 3.1 Fast pricing →Cheap Veo 3.1 Fast API →Gemini Omni Flash pricing →Cheap Gemini Omni Flash API →

Specs

Side-by-side specifications

From each model's API parameters in our catalog.

Veo 3.1 Fast vs Gemini Omni Flash specifications
SpecVeo 3.1 FastGemini Omni Flash
DeveloperGoogleGoogle
ReleasedOct 15, 2025Aug 27, 2026
TasksText to video, Image to videoText to video, Image to video, Reference to video
Resolutions720p · 1080p · 4K720p
Clip length4, 6, 8 s4, 6, 8, 10 s
AudioOptional, billed at a higher rate—
Image-to-videoFirst + last frameFirst + last frame
Reference inputs—Up to 6 images
Aspect ratios2 (16:9, 9:16)2 (16:9, 9:16)
Starting price$0.0413/s (720p + audio)$0.0722/s (720p · 8 s)
Below official priceup to 59%up to 29%

Verdict

When to choose which

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

Choose Veo 3.1 Fast for

  • Higher maximum resolution: 4K vs 720p.
  • Can generate native audio (billed at a higher rate).

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 Gemini Omni Flash for

  • Longer clips: up to 10 s vs 8 s.
  • More reference inputs: up to 6 images.
  • Supports reference to video.
  • Newer model (released August 27, 2026).

Gemini Omni Flash at a glance

  • 720p — 16:9 or 9:16
  • 4–10 seconds — Priced per clip length
  • Audio included — Speech, music and effects
  • References — Up to 6 reference images

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/google/gemini-omni-flash/text-to-video
Veo 3.1 Fast in Studio Gemini Omni Flash in Studio

FAQ

Veo 3.1 Fast vs Gemini Omni Flash questions

Veo 3.1 Fast is cheaper at 1 of 1 shared tiers. 720p: Veo 3.1 Fast $0.0704/s, Gemini Omni Flash $0.0722/s. Prices are live and billed per second.

Veo 3.1 Fast: 720p, 1080p, 4K, 4, 6, 8 s per clip. Gemini Omni Flash: 720p, 4, 6, 8, 10 s per clip.

Veo 3.1 Fast: Optional, billed at a higher rate. Gemini Omni Flash: no audio option listed.

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

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

Veo 3.1 Fast is developed by Google; Gemini Omni Flash 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.