Input Formats

Input Methods

The API accepts media through image_uri, video_uri, and audio_uri parameters using three methods:

Cloud Storage Upload

Upload via v1/upload endpoint. Returns a storage_uri for use in generation requests.

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{
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  "image_uri": "ltx://uploads/abc-123"
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}

HTTPS URL

Direct link to publicly accessible files. API fetches during request.

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{
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  "image_uri": "https://example.com/sunset.jpg"
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}

Requirements:

• HTTPS only
• Domain names (no IPs)
• Publicly accessible
• No redirects

Data URI (Base64)

Inline base64-encoded data. Format: data:{mime-type};base64,{encoded-data}

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{
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  "image_uri": "data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAA..."
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}

Supported Formats

Images

Videos

Audio