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const main = async () => {
const response = await fetch('https://api.ai.cc/v2/video/generations', {
method: 'POST',
headers: {
Authorization: 'Bearer ',
'Content-Type': 'application/json',
},
body: JSON.stringify({
model: 'google/veo-3.1-first-last-image-to-video-fast',
prompt: 'A woman looks into the camera, breathes in, then exclaims energetically, "Hello world!"',
image_url: 'https://storage.googleapis.com/falserverless/example_inputs/veo31-flf2v-input-1.jpeg',
last_image_url: 'https://storage.googleapis.com/falserverless/example_inputs/veo31-flf2v-input-2.jpeg',
}),
}).then((res) => res.json());
console.log('Generation:', response);
};
main()
import requests
def main():
url = "https://api.ai.cc/v2/video/generations"
payload = {
"model": "google/veo-3.1-first-last-image-to-video-fast",
"prompt": "A woman looks into the camera, breathes in, then exclaims energetically, 'Hello world!'",
"image_url": "https://storage.googleapis.com/falserverless/example_inputs/veo31-flf2v-input-1.jpeg",
"last_image_url": "https://storage.googleapis.com/falserverless/example_inputs/veo31-flf2v-input-2.jpeg",
}
headers = {"Authorization": "Bearer ", "Content-Type": "application/json"}
response = requests.post(url, json=payload, headers=headers)
print("Generation:", response.json())
if __name__ == "__main__":
main()
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Product Detail
Veo 3.1 Fast: Revolutionizing Video Generation with First-Last Frame Intelligence
Veo 3.1 Fast First-Last Frame-to-Video is a groundbreaking accelerated video generation model developed by Google. It empowers creators to produce seamless animations by intelligently transitioning between a specified initial and final frame. Users gain precise control over animation style, camera movements, and overall ambiance through intuitive text prompts, supporting stunning 1080p resolution at 24fps. Enhance visual consistency by utilizing up to three reference images for characters or scene elements. Furthermore, Veo 3.1 Fast offers integrated, synchronized audio generation, including sound effects, music, and even speech, directly within the video output.
Experience Veo 3.1 in Action
⚙️ Technical Specifications
- Input Types: JPEG, PNG, GIF, WebP images (URLs or uploads)
- Video Resolution: Up to 1080p Full HD
- Max Video Length: Variable; up to one minute or longer via scene extension
- Audio: Synchronous, AI-generated (effects, music, speech)
🚀 Performance Highlights
- ✅ Produces smooth, natural transitions between start and end frames with coherent motion flow.
- ✅ Generates audio tracks tightly synchronized to visual movements and scene context.
- ✅ Supports up to three style reference images for consistent visual storytelling.
💡 Powerful Key Features of Veo 3.1 Fast
-
First and Last Frame Transitions:
Automatically generates seamless video sequences from two static images, modeling realistic movement and ambient sounds to bridge the visual gap.
-
Ingredients to Video:
Utilize up to three reference images to maintain consistent visual style, characters, and scene elements throughout the generated output.
-
Scene Extension:
Create long, continuous videos by naturally extending previous scenes with synchronized motion and sound, enabling richer narrative possibilities.
-
Native Audio Generation:
Synthesizes perfectly matching audio, including diverse effects, background noise, music, and even character speech, integrated directly and seamlessly with your video output.
💰 API Pricing
- Audio Off: $0.105 / sec
- Audio On: $0.1575 / sec
💻 Code Sample
// Example API call for Veo 3.1 First-Last Frame-to-Video
fetch('https://docs.ai.cc/api-references/video-models/google/veo-3-1-first-last-image-to-video-fast', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
first_frame_url: 'your_first_image_url.jpg',
last_frame_url: 'your_last_image_url.jpg',
prompt: 'A serene landscape transitioning from sunrise to sunset.',
resolution: '1080p',
audio_enabled: true
})
});
🎯 Practical Use Cases for Veo 3.1 Fast
- Creative Filmmaking: Craft cinematic transitions and extended scenes effortlessly, streamlining complex video editing workflows.
- Advertising & Marketing: Generate compelling branded videos with consistent characters, styles, and messaging across campaigns.
- Social Media Content: Quickly produce engaging and dynamic stories or short videos from static images, perfect for viral content.
- Virtual Environments: Create immersive scene expansions with synchronized audiovisual elements for interactive experiences and simulations.
⚖️ Veo 3.1 Fast: Competitive Edge Against Other Models
Veo 3.1 Fast vs. WAN 2.5
Veo 3.1 Fast excels in delivering longer-form cinematic videos (up to 60 seconds) with native 1080p resolution and tightly synchronized audio, making it ideal for comprehensive storytelling and advertisements. In contrast, WAN 2.5 is recognized for its emotional and artistic realism, often suited for music videos and shorter narratives, but it lacks Veo's advanced scene extension and multi-prompt flow capabilities. Veo also offers smoother transitions and superior control over cinematic effects and seamless scene continuity.
Veo 3.1 Fast vs. Kling 2.1 Master
Veo 3.1 provides superior longer video generation with enhanced scene consistency and fully integrated audio synthesis, supporting modular prompt setups for intricate narrative flow. Kling 2.1 Master, on the other hand, prioritizes faster rendering and dynamic shot generation for quick drafts and promotional content, often with optional audio. Veo is demonstrably more suited for polished, broadcast-quality output with built-in cinematic presets, while Kling caters to rapid iteration workflows.
Veo 3.1 Fast vs. Sora 2
Veo 3.1 outperforms Sora 2 in several key areas, including video length (up to 60s vs. shorter clips), higher resolution capabilities, and advanced prompt accuracy for consistent scene continuity and style. Sora 2 typically focuses more on text-driven video generation rather than interpolating between given images and offers fewer audio features compared to Veo’s native generation of synchronized sound and speech. Veo 3.1 also offers greater creative control over camera movements and lighting presets.
❓ Frequently Asked Questions (FAQ)
A: It's an advanced Google AI model that generates smooth, coherent video sequences by intelligently transitioning between a given starting and ending image frame.
A: Yes, Veo 3.1 Fast allows extensive control over animation style, camera movement, and ambiance through detailed text prompts.
A: Absolutely. It generates synchronized audio, including sound effects, background music, and even speech, directly integrated with the video output.
A: Veo 3.1 Fast supports resolutions up to 1080p Full HD and can generate videos up to one minute long, with possibilities for longer content via scene extension.
A: Veo 3.1 Fast generally offers longer video generation, higher resolution, superior scene continuity, integrated synchronized audio, and more creative control compared to many competitors like WAN 2.5, Kling 2.1 Master, and Sora 2.
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