LTXV-13BRevolutionary AI Video Generation

Advanced AI-Driven Video Creation with LTXV-13B Technology

Released in May 2025, LTXV-13B represents a significant advancement in AI video generation, featuring 13 billion parameters for high-quality videos created at unprecedented speed.

13B

Parameters

Advanced DiT-based architecture with 13 billion parameters for exceptional detail

30×

Faster Generation

Generate videos up to 30 times faster than comparable models

12s

Generation Time

Create high-quality videos in as little as 12 seconds with LTXV-13B Distilled

30

FPS Output

High-quality 1216×704 resolution at 30 FPS for smooth video content

LTXV-13B Technical Specifications

Model Architecture

  • DiT-based Architecture:

    Enhanced with multiscale rendering technology for optimal balance of speed and quality

  • Model Size:

    28.6 GB total size, stored using Git Large File Storage (LFS)

  • Parameter Count:

    13 billion parameters, a significant increase over the 2 billion of the previous LTX Video model

Performance Metrics

  • Resolution and Frame Rate:

    Supports 1216×704 resolution at 30 FPS, suitable for real-time generation

  • Generation Speed:

    LTXV-13B Distilled produces high-quality videos in as little as 12 seconds using 4–8 diffusion steps

  • Hardware Requirements:

    Optimized for consumer-grade GPUs like NVIDIA 4090 and 5090, requiring at least 8GB VRAM

LTXV-13B Generation Capabilities

Text-to-Video

Generate dynamic videos from textual descriptions with precise control over style, motion, and content. LTXV-13B excels at interpreting complex prompts.

Image-to-Video

Transform static images into fluid videos by animating key elements while preserving the original composition and details with remarkable accuracy.

Keyframe Animation

Create smooth transitions between multiple keyframes, allowing for complex narratives and precise control over scene evolution and pacing.

Video Extension

Extend existing videos with contextually appropriate content, maintaining style consistency and narrative flow for seamless continuation.

Video-to-Video

Transform existing videos by applying stylistic changes, altering content elements, or changing the aesthetic while preserving the original motion dynamics.

Custom LoRA Support

Apply Low-Rank Adaptation (LoRA) for specialized effects and styles, allowing for fine-tuned customization and creative control over generated videos.

Multiscale Rendering Technology

At the core of LTXV-13B is its revolutionary multiscale rendering technology, which drafts videos at lower detail initially to capture coarse motion, then progressively refines details for optimal quality and speed.

Parallel Processing Architecture

Utilizes GPU-optimized parallel processing to simultaneously render multiple aspects of the video, significantly reducing generation time.

Reduced Diffusion Steps

The distilled version achieves high-quality results with only 4-8 diffusion steps, compared to 25-50 in traditional models.

Adaptive Detail Generation

Intelligently allocates computational resources to areas requiring more detail, optimizing the quality-speed balance.

Performance Comparison

Generation time compared to other models (lower is better)

LTXV-13B Distilled12s
LTXV-13B Base30s
Standard Video Models360s

Integration and Resources

Development Tools

  • ComfyUI Integration

    Example workflows available on GitHub for quick implementation

  • LTX-Video-Trainer

    Tools for fine-tuning the model on custom datasets

  • API Support

    Enterprise API access for seamless integration into existing workflows

Hardware Recommendations

  • VRAM Requirements

    Full model requires 8GB VRAM, with quantized versions available for systems with less memory

  • Optimal GPUs

    Performs best on NVIDIA RTX 4090, 5090 or equivalent GPUs for real-time generation

  • Cloud Options

    Compatible with cloud GPU services for those without local hardware capabilities

Community and Open Source

LTXV-13B is available as an open-source project, encouraging community participation and innovation.

LTXV-13B
Revolutionary AI Video Generation