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Veo 3.1 Fast
A faster version of Veo 3.1 optimized for lower latency while maintaining high-quality video and audio output.
Updated September 3, 2026
Credits
48 / clip
Turnaround
~28s / 5s clip
Max clip
8s
Resolution
1080P
Veo 3.1 Fast sample output
1080P · 4-8s
Veo 3.1 Fast
When to pick Veo 3.1 Fast
At 48 credits per generation, Veo 3.1 Fast sits in the middle of the catalog price ladder — 10 models are cheaper, 11 are pricier. At ~28s / 5s clip it rewards patience — best used when the clip is a deliverable rather than a draft. Clips run 4-8s, up to 8 seconds. It generates synchronized audio natively, so the clip ships with sound rather than needing a separate pass. Its catalog tags read low latency, audio output, high quality — the areas where it outperforms general-purpose picks. Choose Veo 3.1 Fast when low latency is the priority and you want Google output up to 1080P without opening another vendor account.
When to look elsewhere
Tight budget? PixVerse v6 costs 45 credits against Veo 3.1 Fast's 48, a saving of 3 credits on every clip. When you are iterating rather than finishing, Seedance 2.0 Mini returns a clip in ~20s / 5s clip versus ~28s / 5s clip — the faster loop usually wins the draft phase. Veo 3.1 Fast caps at 8 seconds; Aleph 2 goes to 30 when the shot cannot be cut.
Veo 3.1 Fast specifications
- Vendor
- Credits
- 48 credits / clip
- Turnaround
- ~28s / 5s clip
- Max resolution
- 1080P
- Clip length
- 4-8s (max 8s)
- Native audio
- Yes
- Inputs
- text, image
- Data policy
- Zero data retention
Veo 3.1 Fast FAQ
How much does Veo 3.1 Fast cost?
Veo 3.1 Fast costs 48 credits per generation on FlowAIVideo. 10 models in the catalog are cheaper and 11 are pricier. One credit balance covers every model, so you can spend it on Veo 3.1 Fast today and a different model tomorrow without a second subscription.
How long does Veo 3.1 Fast take to generate a clip?
Typical turnaround is ~28s / 5s clip. 2 models in the catalog are faster. Latency scales with clip length, so a maximum-length render takes longer than a short one.
What resolution and clip length does Veo 3.1 Fast support?
Veo 3.1 Fast outputs up to 1080P, with 720P, 1080P available. Clips run 4-8s, with a maximum single-clip length of 8 seconds. The longest single generation in the catalog is 30 seconds on Aleph 2.
Does Veo 3.1 Fast generate audio?
Yes — Veo 3.1 Fast generates synchronized audio natively, so the clip ships with sound rather than needing a separate pass. 13 of the 22 models in the catalog do the same.
What inputs does Veo 3.1 Fast accept?
Veo 3.1 Fast accepts text, image inputs. Its supported capabilities are t2v, i2v, synchronized-audio. Supplying a reference image is the strongest way to pin composition and identity.
Can I compare Veo 3.1 Fast with other models?
Yes — send one prompt to Veo 3.1 Fast and any other model in the catalog at the same time and compare the clips side by side. Fix the prompt and duration and judge prompt adherence before aesthetics; a clip that looks good but shows the wrong thing is a failure.