Veo 3.1 I2V for Fal.ai

Costs:

LITE For every second of video you generate you will be charged $0.05 for 720p with audio, $0.03 for 720p without audio, $0.08 for 1080p with audio or $0.05 for 1080p without audio. For example, a 4 second video at 720p with audio will cost $0.20.

Fast For every second of video you generate you will be charged $0.10 without audio or $0.15 with audio for 720p or 1080p. At 4k, you will be charged $0.30 per second without audio, or $0.35 with. For example, a 5 second video at 1080p with audio on will cost $0.75.

Pro For every second of video you generate you will be charged $0.20 without audio or $0.40 with audio for 720p or 1080p. At 4k, you will be charged $0.40 per second without audio, or $0.60 with. For example, a 5 second video at 1080p with audio on will cost $2.00.

To read more: Veo 3.1

Veo 3.1 [image-to-video] [text-to-video]

Veo 3.1 on Fal is Google DeepMind’s advanced AI video generation model designed for cinematic-quality text-to-video and image-to-video production with native synchronized audio.

Integrated through Fal’s high-performance inference infrastructure, Veo 3.1 delivers higher realism, stronger prompt adherence, and enhanced creative control for scalable API-driven workflows.

The platform combines realistic motion, natural physics, dynamic camera movement, and immersive sound generation within a unified multimodal architecture optimized for developers and creators.

Built for

• Cinematic AI video production
• Advertising and storytelling
• Social media video generation
• Character-driven narratives
• Marketing campaigns and product launches
• Music videos and short films
• Vertical content creation
• Automated video generation via API

Native Audio Generation

Veo 3.1 integrates synchronized native audio directly into generated videos, including dialogue, ambient sound, effects, and environmental soundscapes.

Audio stays aligned with scene motion and character actions, helping reduce external sound design and post-production work.

Advanced Video Realism

The model generates highly realistic motion, cinematic lighting, natural depth, reflections, and physically coherent scene behavior.

Improved understanding of spatial relationships and motion dynamics allows Veo 3.1 to produce more immersive and believable sequences compared to previous AI video generation systems.

Enhanced Prompt Understanding

Veo 3.1 is designed to interpret complex prompts involving multiple actions, characters, environments, and cinematic instructions.

The system provides stronger scene consistency, improved storytelling coherence, and more accurate visual execution of creative direction.

Multi-Image Reference Support

Users can provide multiple reference images to guide character appearance, lighting style, environments, color grading, and visual identity.

This improves character consistency and artistic continuity across multiple scenes and extended video sequences.

Extended Video Generation

Veo 3.1 supports clip extension workflows, allowing videos to continue naturally beyond short generation limits while maintaining pacing, movement, and narrative continuity.

This enables longer storytelling formats and smoother scene transitions.

Flexible Video Formats

• 16:9 cinematic video generation
• Native 9:16 vertical video support
• 720p and 1080p rendering
• Text-to-video generation
• Image-to-video workflows
• First-frame and last-frame transition generation

Production Workflow Advantages

• Improved prompt adherence
• More coherent motion generation
• Realistic lip synchronization
• Consistent scene composition
• Reduced manual animation work
• Scalable API integration
• Efficient batch video generation

Creative and API-Oriented Architecture

Veo 3.1 prioritizes cinematic quality, semantic reasoning, and multimodal understanding over simplistic motion synthesis.

Fal’s infrastructure enables scalable deployment for professional production environments where realism, coherence, audio synchronization, and automation are critical for high-end creative workflows.