Veo 3.1 AI Video Generator
Cinematic output with native audio generation. Fixed durations: 4s, 6s, 8s.
Overview
Veo 3.1 is Google’s flagship video model, known for cinematic quality and native audio generation — it produces synchronized sound directly, not as a separate step.
On FAV, Veo 3.1 supports text-to-video, image-to-video and first/last-frame control. Durations are fixed at 4, 6 or 8 seconds, with resolutions up to 4K. Enabling audio increases the credit rate.
What you can make
- ✦ Create cinematic establishing shots with matching ambient audio
- ✦ Animate a still image into an 8-second clip
- ✦ Control a scene with explicit first and last frames
Veo 3.1 FAQ
Does Veo 3.1 generate audio?
Yes. Veo 3.1 generates native synchronized audio. On FAV, enabling audio raises the rate (e.g. 8 cr/s instead of 4 cr/s at 720p/1080p).
What durations does Veo 3.1 support?
Veo 3.1 uses fixed durations of 4, 6 or 8 seconds. It supports 720p, 1080p and 4K output.
What is the difference between Veo 3.1 and Veo 3.1 Fast?
Veo 3.1 Fast is the lower-cost variant with the same native audio support, starting at 2 cr/s versus 4 cr/s for the standard model.
Related models
Multi-modal reference: up to 9 images, 3 videos, 3 audio tracks in one generation.
Same multi-reference power at lower cost and faster turnaround. Max 720p.
Google's fast variant — same native audio support at lower credit cost.