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Talking Avatars from Audio

Lip-sync portrait images to any voice track.

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LTX-2.3 22B

Up to 1024×1024 resolution. 49–241 frames at 24 fps (2–10 sec). Video synced to input audio (1–11 sec). Optional first/last frame control. Single-step distilled inference (INT8).

Model details
LTX-2.3 22B portrait input Portrait + Audio
Audio
Output

A professional young man speaking directly to the camera in a studio setting, his lips moving naturally in sync with the speech, subtle head movements and eyebrow expressions while talking, soft studio lighting, neutral… A professional young man speaking directly to the camera in a studio setting, his lips moving naturally in sync with the speech, subtle head movements and eyebrow expressions while talking, soft studio lighting, neutral grey background, shallow depth of field, corporate presentation style, smooth steady camera

LTX-2.5 22B Distilled INT8

Generate lip-synced talking head videos from an audio clip and a portrait image. Ideal for AI avatars, presentations, localisation, and social content.

Model details
LTX-2.5 22B Distilled INT8 portrait input Portrait + Audio
Audio
Output

A professional woman in a navy blazer delivers a quarterly update, speaking clearly to camera. Her expression shifts with the content, steady and assured, and she gives a small nod on the closing phrase. Soft key light h… A professional woman in a navy blazer delivers a quarterly update, speaking clearly to camera. Her expression shifts with the content, steady and assured, and she gives a small nod on the closing phrase. Soft key light holds her face against a neutral, out-of-focus office background. The camera stays locked in a medium close-up.

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