Veo3.1 Lite Text to Video API

Veo 3.1 Lite Text-to-Video

Veo 3.1 Lite is Google's efficient text-to-video model, generating high-quality cinematic video from natural language prompts at accessible pricing. With optional synchronized audio generation, negative prompt control, multiple aspect ratios, and resolution up to 1080p, it delivers strong results for a wide range of creative and production workflows.

• Need maximum quality? Try Veo 3 Text-to-Video

Why Choose This?

• High-quality video generation Produces detailed, visually coherent video with accurate motion, lighting, and scene composition from text descriptions.

• Optional audio generation Enable generate_audio to produce synchronized ambient sound and atmosphere alongside the video.

• Negative prompt support Specify what you don't want in the video for more precise control over the output.

• Resolution options Generate at 720p or 1080p to match your quality and budget requirements.

• Flexible aspect ratios Supports multiple orientations for social, cinematic, and broadcast formats.

• Reproducible results Use the seed parameter to lock in a specific output for exact reproduction.

• Prompt Enhancer Built-in tool to automatically improve your scene descriptions for richer output.

Parameters

Parameter	Required	Description
prompt	No	Text description of the scene, motion, camera style, and atmosphere.
aspect_ratio	No	Output aspect ratio. Default: 16:9.
duration	No	Clip length in seconds. Default: 6.
resolution	No	Output resolution: 720p or 1080p. Default: 1080p.
generate_audio	No	Whether to generate synchronized audio for the video. Default: enabled.
negative_prompt	No	Elements to exclude from the generated video.
seed	No	Random seed for reproducible results.

How to Use

1. Write your prompt — describe the scene, characters, camera movement, lighting, and atmosphere. Use the Prompt Enhancer for better results.
2. Select aspect ratio — choose the format that fits your target platform.
3. Set duration — choose your desired clip length in seconds.
4. Select resolution — 720p for standard output, 1080p for higher-quality results.
5. Enable audio (optional) — generate_audio is enabled by default; disable it if you only need video.
6. Add negative prompt (optional) — specify elements you want to exclude from the output.
7. Set seed (optional) — fix the seed to reproduce a specific result in future runs.
8. Submit — generate, preview, and download your video.

Pricing

Resolution	Cost per 6s
720p	$0.30
1080p	$0.48

Billing Rules

• 720p: $0.05 per second
• 1080p: $0.08 per second (1.6× base rate)

Best Use Cases

• Cinematic Storytelling — Render atmospheric, narrative-driven scenes from detailed text descriptions.
• Social Media Content — Generate platform-optimized video clips with synchronized audio.
• Marketing & Advertising — Produce high-quality promotional video content without a film crew.
• Concept Visualization — Bring creative ideas and moods to life quickly for pitching and review.
• Audio-Visual Content — Use audio generation for fully immersive ambient scenes.

Pro Tips

• Be specific in your prompt — include camera angle, lighting style, subject behavior, and atmosphere.
• Use negative_prompt to avoid common artifacts like unwanted motion or specific visual elements.
• Disable generate_audio if you plan to add your own soundtrack in post-production.
• Use 720p to rapidly test and iterate on prompts before committing to a 1080p final render.
• Fix the seed once you find a result you like to iterate consistently across resolution changes.

Notes

• All parameters are optional — the model can generate video from an empty prompt.
• 4K output is not supported on this model.
• You will only be charged if your video is successfully generated.
• Please follow Google's content usage policies when crafting prompts.

Related Models

• Veo 3 Text-to-Video — Google's flagship Veo 3 model for maximum video quality.