> ## Documentation Index
> Fetch the complete documentation index at: https://veniceai-feat-models-redesign.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# LTX Video 2.5 Fast API

> LTX Video 2.5 Fast API on Venice: text to video and image to video, up to 4K and 20s clips, from $0.099 per second. Anonymized access without your identity.

export const HubMount = ({view, children, ...props}) => {
  const [hub, setHub] = useState(null);
  const [failed, setFailed] = useState(false);
  useEffect(() => {
    let alive = true;
    const w = window;
    if (!w.__veniceModelHub) {
      const urls = w.location.hostname === 'localhost' ? ['http://localhost:3333/data/model-hub.bundle.json', '/data/model-hub.bundle.json'] : ['/data/model-hub.bundle.json'];
      const load = i => fetch(urls[i], {
        cache: 'no-cache'
      }).then(res => {
        if (!res.ok) throw new Error(`bundle ${res.status}`);
        return res.json();
      }).catch(err => i + 1 < urls.length ? load(i + 1) : Promise.reject(err));
      const Frag = <></>.type;
      const h = (type, props, ...kids) => {
        const T = type;
        const {key, ...rest} = props || ({});
        if (!kids.length) return <T key={key} {...rest} />;
        if (kids.length === 1) return <T key={key} {...rest}>{kids[0]}</T>;
        return <T key={key} {...rest}>{kids.map((kid, i) => <Frag key={i}>{kid}</Frag>)}</T>;
      };
      w.__veniceModelHub = load(0).then(bundle => new Function(`return (${bundle.code})`)()({
        h,
        Fragment: Frag,
        useState,
        useEffect,
        useRef,
        useMemo,
        useCallback
      }));
    }
    w.__veniceModelHub.then(instance => {
      if (alive) setHub(instance);
    }).catch(() => {
      w.__veniceModelHub = null;
      if (alive) setFailed(true);
    });
    return () => {
      alive = false;
    };
  }, []);
  const View = hub ? hub[view] : null;
  if (View) return <View {...props}>{children}</View>;
  if (failed) {
    return <div className="vx-mount is-failed">
        <p className="vx-mount-note">The interactive model catalog could not load. The full data is below.</p>
        {children}
      </div>;
  }
  return <div className="vx-mount" aria-busy="true">
      <div className="vx-mount-skeleton" aria-hidden="true"><span /><span /><span /></div>
      <div className="vx-mount-source">{children}</div>
    </div>;
};

<HubMount view="ModelPage" data={{"family":{"slug":"ltx-video-2-5-fast","name":"LTX Video 2.5 Fast","modality":"video","task":"video","provider":"lightricks","primary":"ltx-2-5-fast-text-to-video","variants":["ltx-2-5-fast-text-to-video","ltx-2-5-fast-image-to-video"],"created":1786406400,"updated":1786406400,"privacy":["anonymized"],"openWeights":true,"sets":["high_resolution","ultra_high_resolution","audio","long_duration","open_source"],"modes":["t2v","i2v"]},"models":[{"id":"ltx-2-5-fast-text-to-video","name":"LTX Video 2.5 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second","basis":"lens"},"videoFrom":0.06606,"variants":2}]},"providers":{"lightricks":{"slug":"lightricks","name":"Lightricks","logo":"/images/icons/models/ltx.svg"},"alibaba":{"slug":"alibaba","name":"Alibaba Qwen","logo":"/images/icons/models/qwen.svg"},"bytedance":{"slug":"bytedance","name":"ByteDance Seed","logo":"/images/icons/models/bytedance.svg"},"minimax":{"slug":"minimax","name":"MiniMax","logo":"/images/icons/models/minimax.svg"},"bfl":{"slug":"bfl","name":"Black Forest Labs","logo":"/images/icons/models/BlackForestLabs.svg"}},"faq":[{"q":"How much does the LTX Video 2.5 Fast API cost?","a":"From $0.099 to $0.33 per second of video, depending on resolution, duration and audio. A 6-second 720p clip costs $0.59. Call `POST /video/quote` for the exact price before queueing. Prices are in USD and can be paid in DIEM at parity."},{"q":"What is the LTX Video 2.5 Fast model ID?","a":"Use `ltx-2-5-fast-text-to-video` as the `model` parameter. Other variants: `ltx-2-5-fast-image-to-video` (Image to video)."},{"q":"Is the LTX Video 2.5 Fast API private?","a":"LTX Video 2.5 Fast is anonymized: Venice forwards requests to the provider without your identity, but the provider may retain prompt data, so use a private model for sensitive work."},{"q":"What resolutions and durations does LTX Video 2.5 Fast support?","a":"Resolutions: 720p, 1080p, 1440p, 4K. Durations: 6s, 8s, 10s, 12s, 14s, 16s, 18s, 20s. Aspect ratios: 16:9, 9:16. Audio: optional, with `\"audio\": true`."},{"q":"Which endpoint does the LTX Video 2.5 Fast API use?","a":"Queue a job with `POST /video/queue`, then poll `/video/retrieve` for the result."}]}} />

<div className="vx-static">
  <Accordion title="Plain-text specification">
    # LTX Video 2.5 Fast API

    LTX Video 2.5 Fast is a text to video and image to video model by Lightricks, available on the Venice API as `ltx-2-5-fast-text-to-video`. Requests are anonymized, so the provider never sees your identity.

    ## LTX Video 2.5 Fast API pricing

    | Model ID | Variant | Privacy | Price |
    | - | - | - | - |
    | `ltx-2-5-fast-text-to-video` | Text to video | Anonymized | from \$0.10 per second |
    | `ltx-2-5-fast-image-to-video` | Image to video | Anonymized | from \$0.10 per second |

    Clip prices for `ltx-2-5-fast-text-to-video`, silent:

    | Duration | 720p | 1080p | 1440p | 4K |
    | - | - | - | - | - |
    | 6s | \$0.59 | \$0.86 | \$1.25 | \$1.98 |
    | 8s | \$0.79 | \$1.14 | \$1.67 | \$2.64 |
    | 10s | \$0.99 | \$1.43 | \$2.09 | \$3.30 |
    | 12s | \$1.19 | \$1.72 | \$2.51 | \$3.96 |
    | 14s | \$1.39 | \$2.00 | \$2.93 | \$4.62 |
    | 16s | \$1.58 | \$2.29 | \$3.34 | \$5.28 |
    | 18s | \$1.78 | \$2.57 | \$3.76 | \$5.94 |
    | 20s | \$1.98 | \$2.86 | \$4.18 | \$6.60 |

    ## LTX Video 2.5 Fast specifications

    | Spec | Value |
    | - | - |
    | Provider | Lightricks |
    | Released | Aug 11, 2026 |
    | Privacy | Anonymized |
    | Open weights | Yes |
    | Modes | text to video and image to video |
    | Resolutions | 720p, 1080p, 1440p, 4K |
    | Durations | 6s, 8s, 10s, 12s, 14s, 16s, 18s, 20s |
    | Aspect ratios | 16:9, 9:16 |
    | Audio | Optional |

    ## How to use the LTX Video 2.5 Fast API

    Send requests to `POST https://api.venice.ai/api/v1/video/queue` with `"model": "ltx-2-5-fast-text-to-video"` and your API key.

    ```bash theme={null}
    # 1. Queue the job (returns a queue_id)
    curl https://api.venice.ai/api/v1/video/queue \
      -H "Authorization: Bearer $VENICE_API_KEY" \
      -H "Content-Type: application/json" \
      -d '{
        "model": "ltx-2-5-fast-text-to-video",
        "prompt": "Slow aerial drone shot over a misty mountain valley at golden hour",
        "duration": "6s",
        "resolution": "720p",
        "aspect_ratio": "16:9",
        "audio": true
      }'

    # 2. Poll until the MP4 is ready
    curl https://api.venice.ai/api/v1/video/retrieve \
      -H "Authorization: Bearer $VENICE_API_KEY" \
      -H "Content-Type: application/json" \
      -d '{ "model": "ltx-2-5-fast-text-to-video", "queue_id": "<queue_id>" }' --output video.mp4
    ```

    ## LTX Video 2.5 Fast API FAQ

    ### How much does the LTX Video 2.5 Fast API cost?

    From $0.099 to $0.33 per second of video, depending on resolution, duration and audio. A 6-second 720p clip costs \$0.59. Call `POST /video/quote` for the exact price before queueing. Prices are in USD and can be paid in DIEM at parity.

    ### What is the LTX Video 2.5 Fast model ID?

    Use `ltx-2-5-fast-text-to-video` as the `model` parameter. Other variants: `ltx-2-5-fast-image-to-video` (Image to video).

    ### Is the LTX Video 2.5 Fast API private?

    LTX Video 2.5 Fast is anonymized: Venice forwards requests to the provider without your identity, but the provider may retain prompt data, so use a private model for sensitive work.

    ### What resolutions and durations does LTX Video 2.5 Fast support?

    Resolutions: 720p, 1080p, 1440p, 4K. Durations: 6s, 8s, 10s, 12s, 14s, 16s, 18s, 20s. Aspect ratios: 16:9, 9:16. Audio: optional, with `"audio": true`.

    ### Which endpoint does the LTX Video 2.5 Fast API use?

    Queue a job with `POST /video/queue`, then poll `/video/retrieve` for the result.

    ## Related models

    * [LTX Video 2.3 Fast API](/models/ltx-video-2-3-fast): from \$0.07 per second
    * [Wan 2.2 Enhanced API](/models/wan-2-2-enhanced): from \$0.04 per second
    * [Seedance 2.5 API](/models/seedance-2-5): from \$0.17 per second
    * [MiniMax H3 Enhanced API](/models/minimax-h3-enhanced): from \$0.10 per second
    * [Flux 3 API](/models/flux-3): from \$0.19 per second
  </Accordion>
</div>


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