TheFluxTrain
Sign in
All models
video Premium

LTX 2.3 Audio

Use LTX 2.3 Audio for AI talking avatar video on TheFluxTrain. Draft a prompt here — sign in only when you generate.

Quick answer: LTX 2.3 Audio is an AI talking avatar video model on TheFluxTrain. Open this page, add the required inputs, and generate with credits after you sign in.

How to use

  1. Open the LTX 2.3 Audio page on TheFluxTrain.
  2. Write a clear prompt describing the result you want.
  3. Upload or attach a reference image.
  4. Upload the audio track to drive speech or performance.
  5. Pick an aspect ratio that matches your crop (for example 16:9 or 1:1).
  6. Choose an output resolution.
  7. Set the clip duration.
  8. Click Generate. Sign in if you are not already logged in — credits are used only when generation starts.
  9. Preview the result on this page, then reuse it in other TheFluxTrain studios if needed.

Capabilities

  • Drive lip sync and performance from an image plus audio
  • Create talking-head or singing avatar clips
  • Match mouth motion and timing to your voice track

You can draft prompts on this page before signing in. Uploaded media and generation requests are sent only when you start a run, and credits are charged for successful generation jobs.

Frequently asked questions

Video from audio + optional image
You can open the page and draft a prompt without signing in. TheFluxTrain asks you to sign in when you generate, and uses credits for the run.
Yes. Exploring the page is free. Starting a generation spends credits based on the model and settings you choose. The page shows an estimate before you run.
After you try it here, the same model is available in TheFluxTrain at /video/from-image-and-audio, and in Flow Studio where that node family is supported.
This page accepts a text prompt, an image, an audio track. You can also set aspect ratio, resolution, duration when those controls are available.
Yes. Download or reuse the generated clip in TheFluxTrain video editor, Flow Studio, or export it for your own timeline.
LTX 2.3 Audio is marked Premium on TheFluxTrain. Premium models typically cost more credits per run than standard models.
172 Credits