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  1. Models
  2. Video

LTX-2 19B

Try Model

Unified LTX-2 19B model for text-to-video or image-to-video with synchronized audio. Supports optional LoRA adapters for custom styles.

Added Jan 7, 2026

Details

Starting Price
From $0.060 per video
Model type
both

Final price depends on the selected settings and is shown before generation.

Settings

Generation controls available for this model.

Output Format

up to 1,080p
Portrait
Landscape

Default Duration

5

16 duration options

Aspect Ratio (T2V only)

Select

Default

16:9

Options (2)

Landscape (16:9), Portrait (9:16)

Choose layout for text-to-video generations

Duration

Select

Default

5

Options (16)

5 seconds, 6 seconds, 7 seconds, 8 seconds +12 more

Clip length (5–20s)

LoRA 1 Scale

Number

Default

1

Strength of LoRA 1 (0.0–4.0).

LoRA 1 URL

Text

Default

N/A

Optional LoRA weights URL (max 3 total).

LoRA 2 Scale

Number

Default

1

Strength of LoRA 2 (0.0–4.0).

LoRA 2 URL

Text

Default

N/A

Optional second LoRA weights URL.

LoRA 3 Scale

Number

Default

1

Strength of LoRA 3 (0.0–4.0).

LoRA 3 URL

Text

Default

N/A

Optional third LoRA weights URL.

Resolution

Select

Default

720p

Options (3)

480p, 720p, 1080p

Output resolution

Showing 9 of 10 settings.

Benchmarks

Human preference benchmarks sourced from LMArena.

Text to Video

#43 / 50

Arena Score

1156.2

Votes

93,052

Confidence Interval

1148.9 - 1163.5

Image to Video

#47 / 50

Arena Score

1161.2

Votes

313,751

Confidence Interval

1156.4 - 1166.0

Published 2026-11-06 · Matched as LTX-2 19B

LMArena Dataset

Examples

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Compare LTX-2 19B with similar models from the same provider or model family.

Lightricks LTX-2 Fast

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High-speed LTX-2 pipeline tuned for rapid iterations. Convert text or a single image into cinematic clips with synchronized audio in seconds.

Lightricks LTX-2 Pro

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Flagship LTX-2 stack for production-ready motion. Generates synchronized audio and rich camera moves from text prompts or reference images.

LTX-2.3 Fast

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LTX-2.3 Fast creates video from text or an image, with optional start and end frames and synchronized audio. Supports landscape and portrait output from 720p to 4K at 24, 25, 48 or 50 FPS. Choose even durations from 6 to 20 seconds; clips above 10 seconds require 720p or 1080p at 24 or 25 FPS.

LTX-2.3 Pro

lightricks/ltx-2.3/pro

LTX-2.3 Pro creates high-fidelity video from text or an image, with optional start and end frames and synchronized audio. Supports landscape and portrait output from 720p to 4K at 24, 25, 48 or 50 FPS, with 6, 8 or 10 second clips.

LTX-2.5 Fast

lightricks/ltx-2.5/fast

Speed-optimized audiovisual generation from text, an image, or a 2-20 second audio clip. Creates synchronized video and audio in one pass, with output up to 4K and optional start/end-frame control.

LTX-2.5 Pro

lightricks/ltx-2.5/pro

High-fidelity audiovisual generation from text, an image, or a 2-20 second audio clip. Creates polished synchronized video and audio in one pass, with 720p/1080p output and optional start/end-frame control.