The LTX 2.3 Image-to-Video Workflow is built on the latest LTX 2.3 model, offering significant improvements over the earlier LTX2 release. This model delivers sharper visual details, stronger prompt adherence, cleaner audio output, and improved portrait video generation, making it especially effective for character-driven videos where subjects speak or perform actions described in the prompt.With just an input image and a short descriptive prompt, this workflow can generate high-definition videos with synchronized audio, bringing still images to life with natural motion and expressive dialogue.
Key Improvements in LTX 2.3
đ Sharper Fine Detail
Enhanced visual clarity and texture fidelity compared to earlier LTX2 models.
đ§ Tighter Prompt Adherence
More accurate interpretation of prompt instructions, resulting in more predictable and controllable outputs.
đŹ Stronger Image-to-Video Performance
Improved motion stability and scene continuity when animating static images.
đ§ Cleaner Audio Output
Produces clearer and more natural audio for dialogue or narration within generated videos.
đ¤ Better Portrait Video Capability
Particularly strong at generating talking-head style videos, making it ideal for character animations and AI presenters.
Optimized Workflow Performance
This workflow integrates a free LTX text encoder API, which removes the heavy computational load normally associated with local text encoders. By offloading this step: Get free api key here : https://console.ltx.video
- Generation runs smoother and faster
- GPU memory usage is significantly reduced
- Overall workflow efficiency is improved
Instructions for obtaining the free API key are included in the workflow documentation and setup notes.
How to Use
- Upload an input image
- Get your free LTX TEXT ENCODE API KEY (Instruction inside workflow notes)
- Write a short descriptive prompt (e.g., describing dialogue, expression, or motion)
- Run the workflow to generate a HD video with audio
Ideal Use Cases
- AI presenters and talking avatars
- Storytelling with animated characters
- Portrait video generation
- Social media content creation
- Visual experiments with image-to-video AI
The LTX 2.3 Image-to-Video Workflow brings the latest advances in image-driven video generation into ComfyUIâcombining sharp visuals, accurate prompt interpretation, and natural audio in a streamlined and efficient pipeline.