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Ltx 2.5 Text to Video Fast

Integrate

Model id lightricks/ltx-2.5/text-to-video/fast
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.ru/v1/run/lightricks/ltx-2.5/text-to-video/fast?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.ru/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

This request: $0.78 780 API credits · ≈ ₽83.70 Run it on this page

Get API key
Lightricks Text to Video Native audio4K outputLipsyncFast6–20 sup to 2160p #stylized#transform

Fast text-to-video with synchronized audio, camera motion presets and resolutions up to 2160p

Lightricks · Video

Your first result goes here

Build a request below and run it with your API key. Outputs are copied to our storage, kept forever or 7 days for free.

Build a request

Controls are generated from the model schema. The code and the price update as you change them.

•required 88 / 5000

Prompt guiding video generation.

duration auto

Output video length in seconds; 'auto' delegates duration selection to the model. For 720p or 1080p output, the maximum is 20 seconds at 24 or 25 FPS, or 10 seconds at 48 or 50 FPS. For 1440p or 2160p output, the limit is 10 seconds regardless of frame rate.

resolution default 1080p

Resolution used for the output video.

aspect_ratio default 16:9

Aspect ratio for the output video.

Advanced fps · camera_motion
fps default 25

Output video frame rate, measured in frames per second.

camera_motion

Optional camera movement for the output video.

POST /run/lightricks/ltx-2.5/text-to-video/fast?wait=20 quote → $0.78
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.ru/v1/run/lightricks/ltx-2.5/text-to-video/fast?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.ru/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Run this request

Your key stays in this browser: it is sent only to the Doitong API and saved (localStorage) only if you tick Remember. Get an API key

About Ltx 2.5 Text to Video Fast

Generates video from a `prompt` of up to 5000 characters. `duration` is 6 to 20 seconds or auto, `resolution` 720p to 2160p, `aspect_ratio` 16:9 or 9:16, and `fps` 24, 25, 48 or 50. Longer clips are limited at higher frame rates and resolutions. `camera_motion` and `generate_audio` are optional.

Parameters

NameType DefaultAllowed Description
promptrequired
Typestring
≤ 5,000 characters
Prompt guiding video generation.
durationoptional
Typeenum
Defaultauto
68101214161820auto
Output video length in seconds; 'auto' delegates duration selection to the model. For 720p or 1080p output, the maximum is 20 seconds at 24 or 25 FPS, or 10 seconds at 48 or 50 FPS. For 1440p or 2160p output, the limit is 10 seconds regardless of frame rate.
resolutionoptional
Typeenum
Default1080p
720p1080p1440p2160p
Resolution used for the output video.
aspect_ratiooptional
Typeenum
Default16:9
16:99:16
Aspect ratio for the output video.
fpsoptional
Typeenum
Default25
24254850
Output video frame rate, measured in frames per second.
generate_audiooptional
Typeboolean
Defaulttrue
Audio generation toggle for the output video.
camera_motionoptional
Typeenum
dolly_indolly_outdolly_leftdolly_rightjib_upjib_downstaticfocus_shift
Optional camera movement for the output video.
required

Output

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "lightricks/ltx-2.5/text-to-video/fast",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 780,
    "usd": "0.78",
    "charged": 780,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  },
  "output": {
    "video": {
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_name": "0-output.mp4",
      "file_size": 1843200,
      "width": 1024,
      "height": 768,
      "fps": 1.0,
      "duration": 5,
      "num_frames": 1
    }
  },
  "outputs": [
    {
      "type": "video",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_size": 1843200,
      "width": 1280,
      "height": 720,
      "duration": 5,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.ru/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.ru/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Your files, your choiceEvery outputs[].url is a copy on our storage: kept forever (paid per GB-month) or 7 days for free, by your account setting or ?storage=.
Same shape on every modeltype, url, content_type, width, height and duration, for images, video and audio alike. output is the model’s own result object.
Fields of output
video
object {url, content_type, file_name, file_size, width, height, fps, duration, num_frames}Resulting video file.

More models: Text to Video

For AI agents: this page as Markdown is at https://doitong.com/en-US/developers/models/lightricks/ltx-2.5/text-to-video/fast.md. All models and guides: https://doitong.com/developers/llms.txt