Lightricks models API
Call 6 Lightricks models through one PopNow API key: LTX 2.5, LTX-2.3 LoRA, and LTX-2 19B. Prices start at $0.072 for a 5-second clip.
- models
- 6
- endpoints
- 13
- starting price, for a 5-second clip
- $0.072
Lightricks models
- LTX 2.5
lightricks/ltx-2.5/text-to-videoLong 20-second takes up to 4K with a soundtrackVideoUp to 4K5–20s clipsSound includedFrom$0.45for a 5-second clip - LTX-2.3 LoRA
lightricks/ltx-2.3-lora/text-to-videoLTX-2.3 clips with stereo sound and your own LoRAsVideoUp to 1080p5–20s clipsSound includedFrom$0.12for a 5-second clip - LTX-2 19B
lightricks/ltx-2-19b/text-to-video20-second clips with voices, music and effectsVideoUp to 1080p5–20s clipsSound includedFrom$0.072for a 5-second clip - LTX-2 19B LoRA
lightricks/ltx-2-19b-lora/text-to-videoLTX-2 clips with sound and your own LoRA stylesVideoUp to 1080p5–20s clipsSound includedFrom$0.09for a 5-second clip - LTX 2.3 Plus
lightricks/ltx-2.3-plus/image-to-videoLTX 2.3 image-to-video, 3 to 20 seconds up to 1080pVideoUp to 1080p3–20s clipsFrom$0.095for a 5-second clip - LTX 2.3 Plus LoRA
lightricks/ltx-2.3-plus-lora/image-to-videoLTX 2.3 image-to-video with built-in and custom LoRAsVideoUp to 1080p3–20s clipsLoads your own LoRAFrom$0.1425for a 5-second clip
Lightricks API prices
See pricing| Model | Best for | List price | PopNow price | You save |
|---|---|---|---|---|
LTX 2.5lightricks/ltx-2.5/text-to-video | Create Video · Image to Video | — | $0.45for a 5-second clip | |
LTX-2.3 LoRAlightricks/ltx-2.3-lora/text-to-video | Create Video · Image to Video | — | $0.12for a 5-second clip | |
LTX-2 19Blightricks/ltx-2-19b/text-to-video | Create Video · Image to Video · Extend Video | — | $0.072for a 5-second clip | |
LTX-2 19B LoRAlightricks/ltx-2-19b-lora/text-to-video | Create Video · Image to Video | — | $0.09for a 5-second clip | |
LTX 2.3 Pluslightricks/ltx-2.3-plus/image-to-video | Image to Video · Extend Video | — | $0.095for a 5-second clip | |
LTX 2.3 Plus LoRAlightricks/ltx-2.3-plus-lora/image-to-video | Image to Video · Extend Video | — | $0.1425for a 5-second clip |
List prices are each maker's own published price for the same output, checked on Oct 14, 2026. Prices shown are starting prices; open a model for every tier.
Latest Lightricks additions
- LTX 2.5Video · From $0.45 for a 5-second clip
- LTX-2.3 LoRAVideo · From $0.12 for a 5-second clip
- LTX-2 19BVideo · From $0.072 for a 5-second clip
Call a Lightricks model
The same request works for every model: change the model name and its input.
curl -X POST https://api.popnow.ai/api/v1/jobs/createTask \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "lightricks/ltx-2.5/text-to-video",
"input": {
"prompt": "A slow aerial shot drifting over a misty pine forest at sunrise",
"resolution": "720p",
"aspect_ratio": "16:9",
"duration_seconds": 5
}
}'import os, uuid, requests
res = requests.post(
"https://api.popnow.ai/api/v1/jobs/createTask",
headers={
"Authorization": f"Bearer {os.environ['POPNOW_API_KEY']}",
"Idempotency-Key": str(uuid.uuid4()),
},
json={
"model": "lightricks/ltx-2.5/text-to-video",
"input": {
"prompt": "A slow aerial shot drifting over a misty pine forest at sunrise",
"resolution": "720p",
"aspect_ratio": "16:9",
"duration_seconds": 5
}
},
timeout=30,
)
body = res.json()
if body["code"] != 200:
raise RuntimeError(f'{body["code"]} {body["msg"]}')
print(body["data"]["taskId"]) # poll this id, or wait for your callBackUrlconst res = await fetch("https://api.popnow.ai/api/v1/jobs/createTask", {
method: "POST",
headers: {
Authorization: `Bearer ${process.env.POPNOW_API_KEY}`,
"Content-Type": "application/json",
"Idempotency-Key": crypto.randomUUID(),
},
body: JSON.stringify({
"model": "lightricks/ltx-2.5/text-to-video",
"input": {
"prompt": "A slow aerial shot drifting over a misty pine forest at sunrise",
"resolution": "720p",
"aspect_ratio": "16:9",
"duration_seconds": 5
}
}),
});
const { code, msg, data } = await res.json();
if (code !== 200) throw new Error(`${code} ${msg}`);
console.log(data.taskId); // poll this id, or wait for your callBackUrlFrequently asked questions
How do I call Lightricks models with PopNow?
Create an API key, then send a task with the model name (for example lightricks/ltx-2.5/text-to-video) and its input. You get a task ID back and read the result when it is ready, or receive it on your webhook.
How much do Lightricks models cost on PopNow?
Prices start at $0.072 for a 5-second clip. Each model page lists every tier, and you get an exact quote before every run.
Which Lightricks models are available?
LTX 2.5, LTX-2.3 LoRA, LTX-2 19B, and LTX-2 19B LoRA. New models are added as they are released; see the changelog.
Other model makers
All model makers- Alibaba40 models−33%Wan 3.0 · Qwen Image 2.1 Pro · Qwen Image 2.1 Turbo · Qwen Image 2.1From $0.01 per image
- Black Forest Labs21 models−33%FLUX.2 Max · FLUX 3 Klein Base LoRA · FLUX 3 Klein Base · FLUX 3From $0.006 per image
- ByteDance17 models−30%Seedance 2.5 · Seedream 5.0 Pro · Seed Audio 1.0 · Seedream 5.0 FlashFrom $0.026 per image
- PopNow14 modelsBackground Remover · Image Upscaler · Object Eraser · Video UpscalerFrom $0.0012 per second
- MiniMax10 models−55%MiniMax H3 · MiniMax Speech 2.8 HD · MiniMax Music 3.0 · MiniMax H3 Singularity LoRAFrom $0.042 per image
- Kuaishou8 models−20%Kling 3.0 · Kling O3 · Kling 4.0 · Kling 3.0 TurboFrom $0.175 for a 5-second clip
Start building in minutes
One key for every model, a USD balance you top up when you need to, and an exact price before every run.