VideoGoogle DeepMindv3.1· Released 2025-09-15

Veo 3.1

Google's most advanced video model with native 4K output and enhanced audio sync.

Veo 3.1 is Google DeepMind's most advanced video generation model, upgrading Veo 3 with native 4K output and improved audio synchronization. On Oakgen, an 8-second 1080p clip costs about 420 credits (~$1.60) with audio, and the Fast variant runs at half the latency.

Try Veo 3.1 →See pricing

Capabilities at a glance

Native 4K (3840×2160) video output
Enhanced audio synchronization over Veo 3
8-second clips with dialogue, ambient sound, and music
Fast variant available for lower latency
First/last frame conditioning for precise control

Specs

Starting price: $1.60 / generation
Generation time: 60–120 seconds
Max resolution: 3840×2160
Inputs → outputs: text, image → video, audio

How to use Veo 3.1

1
Use 4K for cinematic deliverables
Veo 3.1 is the only widely-available model with native 4K output — use it for final deliverables, broadcast, and large-screen playback.
2
Control start and end frames
Upload first and/or last frame images to precisely control scene transitions and maintain visual continuity.

API access

curl -X POST https://api.oakgen.ai/v1/generate/video \
  -H "Authorization: Bearer $OAKGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "veo-3-1",
    "prompt": "Cinematic aerial shot of coastal cliffs at golden hour",
    "duration": 8,
    "aspect_ratio": "16:9",
    "audio": true
  }'

Compared to other models

vs. veo-3 — resolution

Veo 3.1 adds native 4K output and improved audio sync over Veo 3. Veo 3 is cheaper for 1080p use cases.

License & commercial use

Licensed through Google's commercial terms.

Permitted on all paid Oakgen plans.

FAQs

How much does Veo 3.1 cost on Oakgen?

Veo 3.1 starts at $1.60 per generation on Oakgen. Most generations complete in 60–120 seconds. The $19/month Pro plan includes 5,000 credits, covering roughly 12 generations per month.

Can I use Veo 3.1 commercially?

Permitted on all paid Oakgen plans.

What is the maximum output resolution?

Veo 3.1 supports up to 3840×2160.

Does Oakgen provide API access to Veo 3.1?

Yes. Oakgen's REST API exposes Veo 3.1 under the model slug 'veo-3-1'. See the API snippet below for an example request.

Related models

Veo 3

Text-to-video with native synchronized audio — dialogue, ambient sound, and music in one pass.

Sora 2

Cinematic text-to-video with industry-leading long-range coherence and physics.

Kling v3 Pro

Latest-generation Kling with pro-quality output, native audio, and superior human motion.