LTX-2.3

Description

Lightricks 22B DiT — synced audio-video, native portrait, sharper VAE.

LTX Video. Audio-conditioned video from Lightricks

Capabilities

Vendor

Lightricks

Family

LTX Video

Type

Video

Model ID

Tasks

fal.ai: Text to video, Image to video · Local GPU: Text to video

Seed

fal.ai: Can be set.

Negative prompt

fal.ai: Supported.

Safety checker

fal.ai: Switch.

Inputs

Prompt

fal.ai: Optional · Local GPU: Required

Image

fal.ai: Optional

End frame

fal.ai: Supported

Max images

fal.ai: 1

Reference images

fal.ai: Up to 1 reference image.

Outputs

Duration

fal.ai: 6 seconds, 8 seconds, 10 seconds · Local GPU: 6 seconds, 8 seconds, 10 seconds (default 6)

Resolution

fal.ai: 1080p, 1440p, 2160p · Local GPU: 720p, 1080p

Aspect ratios

fal.ai: 16:9, 9:16 · Local GPU: 16:9, 9:16

Audio

fal.ai: Generated, and the catalog records a switch. · Local GPU: Generated, and the catalog records a switch.

Frame rate

Local GPU: 8–30; default 24