LTX-2 19B

ltx-2-19b

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

Pricing

Includes our margin. Charged per request from your balance.

Parameters this model accepts.

Parameter	Values	Default
`seed` Set to -1 for random output	Text Default `-1`	`-1`
`duration` Clip length (5–20s)	5–20 seconds Default `5`	`5`
`lora_url_1` Optional LoRA weights URL (max 3 total).	Text	—
`lora_url_2` Optional second LoRA weights URL.	Text	—
`lora_url_3` Optional third LoRA weights URL.	Text	—
`resolution` Output resolution	480p, 720p, 1080p Default `720p`	`720p`
`aspect_ratio` Choose layout for text-to-video generations	Landscape (16:9), Portrait (9:16) Default `16:9`	`16:9`
`lora_scale_1` Strength of LoRA 1 (0.0–4.0).	0 to 4 Default `1`	`1`
`lora_scale_2` Strength of LoRA 2 (0.0–4.0).	0 to 4 Default `1`	`1`
`lora_scale_3` Strength of LoRA 3 (0.0–4.0).	0 to 4 Default `1`	`1`