LTX Video Fast is a speed-optimised mode of Lightricks’ video-generation engine, supporting text-to-video workflows. It allows you to input a descriptive prompt and get a short video clip with motion, camera movement, lighting, and stylised visuals. The underlying model (LTX-Video) is built for real-time or near-real-time generation of video clips.
About this model
LTX Video Fast (ltx-2-fast-text-to-video) is a cutting-edge, speed-optimized solution for generating high-quality video clips from textual prompts. Built on Lightricks’ robust video-generation engine, this model leverages real-time or near-real-time processing to deliver visually stunning outputs with dynamic motion, camera movements, innovative lighting, and stylized visuals. Its efficiency and precision make it an ideal tool for creators, marketers, and developers looking to bring their narratives to life quickly and cost-effectively.
Designed with user flexibility in mind, LTX Video Fast supports custom settings such as video duration and optional audio generation. This empowers users to tailor their content to meet specific needs, whether it's for social media snippets, product demos, or immersive storytelling. The model's intelligent design ensures that every generated clip is not only aesthetically appealing but also optimized for various digital platforms.
Cost analysis
| Provider | Cost | Notes |
|---|---|---|
| muapiapp | $0.46 per generation | Muapiapp offers competitive pricing and is 20-50% more affordable than leading competitors while delivering superior video generation quality. |
| Fal.ai | $0.70 per generation | Fal.ai charges a higher rate, making muapiapp a more budget-friendly option for high-quality text-to-video generation. |
| Replicate | $0.70 per generation | Replicate's pricing is nearly identical to Fal.ai, further emphasizing that muapiapp provides comparable or superior quality at a significantly lower cost. |
Muapiapp offers competitive pricing and is 20-50% more affordable than leading competitors while delivering superior video generation quality.
Fal.ai charges a higher rate, making muapiapp a more budget-friendly option for high-quality text-to-video generation.
Replicate's pricing is nearly identical to Fal.ai, further emphasizing that muapiapp provides comparable or superior quality at a significantly lower cost.
* Competitor pricing is estimated based on similar model architectures and usage tiers.
Configuration schema
| Parameter | Type | Description | Default |
|---|---|---|---|
| Prompt | string | Text prompt describing the video. | A still image of an ancient stone arch in a misty forest. The arch glows, camera pushes through it, mist swirls, birds chirp and a soft magical chime in audio. |
| Duration | Enum (8 options) | The duration of the generated video in seconds | 6 |
| Generate Audio | boolean | Whether to generate audio. | true |
Text prompt describing the video.
A still image of an ancient stone arch in a misty forest. The arch glows, camera pushes through it, mist swirls, birds chirp and a soft magical chime in audio.The duration of the generated video in seconds
6Whether to generate audio.
trueDeveloper documentation
Prepare Your Prompt:
Select Video Duration:
Audio Option:
generate_audio flag. Use true for including audio, and false if you prefer a silent clip.Submit Your Input:
Review the Output:
Frequently asked
The model requires a detailed text prompt that describes the video scene. Additionally, you can specify the duration (from 6 to 20 seconds) and choose whether to include audio in the output.
LTX Video Fast is optimized for real-time or near-real-time video generation, ensuring quick turnaround times for your text-to-video projects.
Yes, you can select from predefined durations such as 6, 8, 10, 12, 14, 16, 18, or 20 seconds to match the specific needs of your project.
Yes, by setting the `generate_audio` option to true, the model will generate synchronized audio to complement the visual elements of the video.