Video Models
Comparison of available Veo models.
Available Models
veo-3.1-generate-preview (Recommended)
| Feature | Value |
| Audio |  Yes - generates with sound |
| Quality | Best - highest resolution |
| Video Extension | Supported |
| Cost | $$$ Higher |
Best for: Final production, videos with audio, video extension
python video_gen.py "A waterfall" --model veo-3.1-generate-preview
veo-3.1-fast-generate-preview
| Feature | Value |
| Audio | Yes |
| Quality | Good - faster generation |
| Video Extension |  Not supported |
| Cost | $$ Medium |
Best for: Quick previews, drafts
python video_gen.py "A waterfall" --model veo-3.1-fast-generate-preview
# Or use preset
python video_gen.py "A waterfall" --preset quick
veo-2.0
| Feature | Value |
| Audio | No |
| Quality | Good |
| Video Extension | Supported |
| Cost | $$ Medium |
Best for: Video extension without audio, chaining videos
python video_gen.py "A waterfall" --model veo-2.0
# Also supports video extension
python video_gen.py "Continue scene" --extend-video input.mp4 --model veo-2.0
veo-2.0-exp
| Feature | Value |
| Audio | No |
| Quality | Good |
| Video Extension | Supported |
| Reference Style | Supported |
| Cost | $$ Medium |
Best for: Style transfer, experimental features
python video_gen.py "A cityscape" \
--model veo-2.0-exp \
--reference-image painting.jpg:style
Feature Comparison Matrix
| Feature | veo-3.1 | veo-3.1-fast | veo-2.0 | veo-2.0-exp |
| Audio Generation | | | | |
| Video Extension | | | | |
| Reference Style | | | | |
| Reference Asset | | | | |
| Insert/Remove Objects | | | | |
| Generation Speed | Medium | Fast | Medium | Medium |
| Quality | Best | Good | Good | Good |
Model Selection Guide
Need audio?
→ YES: veo-3.1-generate-preview (also supports extension)
→ NO: Continue below
Need video extension?
→ YES: veo-3.1-generate-preview, veo-2.0, or veo-2.0-exp
→ NO: Continue below
Need style transfer?
→ YES: veo-2.0-exp
→ NO: Continue below
Need fast preview?
→ YES: veo-3.1-fast-generate-preview
→ NO: veo-3.1-generate-preview
Using Presets
Presets automatically select the best model:
| Preset | Model | Duration | Use Case |
quick | veo-3.1-fast | 5s | Fast preview |
quality | veo-3.1-generate | 8s | Production |
extend | veo-3.1-generate | 7s | Video extension |
budget | veo-3.0-fast | 5s | Cost saving |
python video_gen.py "A waterfall" --preset quality
API Endpoints
| Model | Gemini API | Vertex AI |
| veo-3.1-generate-preview | | |
| veo-3.1-fast-generate-preview | | |
| veo-2.0 | | |
| veo-2.0-exp | | |
Learn More