Lightricks: LTX 2.5 Fast Audio-to-Video

One API key. Live prices. Ready-to-run code.

5 Fast Audio-to-Video makes a video timed to an audio track: dialogue, music or ambient sound. Send the audio in audio_urls.

Served on OneInfer by Lightricks. Use it with the same API key and pay-as-you-go wallet as every other model in the catalog.

ProviderLightricksLightricks/LTX-2.5-Fast-Audio-to-Video

Call LTX 2.5 Fast Audio-to-Video in 4 steps

Step 1 of 4

Create a key in the Console. The same key works for every model on OneInfer.

Context
N/A
Input
text, image, audio
Output
video
Tool calling
Not listed

About this model

LTX-2.5 Fast Audio-to-Video makes a video timed to an audio track: dialogue, music or ambient sound. The audio sets the length (2 to 20 seconds at 720p and 1080p, up to 10 at 1440p and 4K) and is the video's sound track. Describe the video in the prompt, give it a start frame (and an end frame), or both. Send the audio in audio_urls. Billed per second of audio.

Input modalities

  • text

    Accepted as model input

  • image

    Accepted as model input

  • audio

    Accepted as model input

Providers

Available routing options for this model through OneInfer.

  • Available
    Video generation
    $0.0900 / second
    Video generation
    $0.1300 / second
    Routing
    OneInfer optimized

Pricing

Current OneInfer pricing for this model.

UsagePrice
Video generation1280x720, 720p, 16:9$0.0900 / second
Video generation720x1280, 720p, 9:16$0.0900 / second
Video generation1920x1080, 1080p, 16:9$0.1300 / second
Video generation1080x1920, 1080p, 9:16$0.1300 / second
Video generation2560x1440, 1440p, 16:9$0.1900 / second
Video generation1440x2560, 1440p, 9:16$0.1900 / second
Video generation3840x2160, 4k, 16:9$0.3000 / second
Video generation2160x3840, 4k, 9:16$0.3000 / second

Performance and benchmarks

Independent evaluations and live cluster operational metrics

We haven’t measured this model yet.

API guide

API docs
  1. Generate your access token

    Use your API key to generate the JWT access token required by the Models API.

  2. Add the JWT token

    Copy the generated JWT token and replace JWT_TOKEN in the example below.

  3. Check your credits

    If your balance is too low, before calling the model.

  4. Run the API example

    Choose your preferred language, copy the example, and send your first model request.

    curl -X POST https://api.oneinfer.ai/v1/ula/generate-video \
      -H "Authorization: Bearer YOUR_JWT_TOKEN" \
      -H "Content-Type: application/json" \
      -d '{
      "model": "Lightricks/LTX-2.5-Fast-Audio-to-Video",
      "prompt": "A red fox running through a snowy forest",
      "resolution": "1280x720",
      "aspect_ratio": "16:9",
      "duration": 5,
      "generate_audio": false,
      "camera_fixed": false,
      "service_tier": "default"
    }'

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