luma/ray-3.2

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Luma's reasoning video model. Generates cinematic 5s or 10s video from text or images, with native HDR and EXR export for professional production pipelines.

Capabilities

No capability data available

Cost

Community model (estimated from hardware time)

Input Parameters

Name	Type	Description	Default	Constraints
`prompt`*	string	Text prompt describing the video. Be specific about subject, motion, camera movement, lighting, and pacing.	`—`	—
`aspect_ratio`	string	Aspect ratio of the generated video. Ignored when start_image or end_image is set — the model derives the ratio from the anchor frame(s).	`"16:9"`	9:163:41:14:316:921:9
`duration`	integer	Video duration in seconds. 10s is not supported with hdr, start_image, end_image, or loop.	`5`	510
`end_image`	string(uri)	Optional last frame of the video. Only valid with 5s duration; not supported with loop.	`—`	—
`exr_export`	boolean	Export an EXR file alongside the MP4 for professional colour-grading workflows. Requires hdr=true.	`false`	—
`hdr`	boolean	Generate HDR-encoded MP4. Requires 720p or 1080p, 5s duration, and no loop.	`false`	—
`loop`	boolean	Generate a seamlessly looping video. Not supported with 10s duration, hdr, or end_image.	`false`	—
`resolution`	string	Output resolution. 540p is not available when hdr is true.	`"720p"`	540p720p1080p
`start_image`	string(uri)	Optional first frame of the video. Only valid with 5s duration.	`—`	—

promptrequiredstring

Text prompt describing the video. Be specific about subject, motion, camera movement, lighting, and pacing.

aspect_ratiostring

Aspect ratio of the generated video. Ignored when start_image or end_image is set — the model derives the ratio from the anchor frame(s).

Default: "16:9"

9:163:41:14:316:921:9

durationinteger

Video duration in seconds. 10s is not supported with hdr, start_image, end_image, or loop.

Default: 5

510

end_imagestring

Optional last frame of the video. Only valid with 5s duration; not supported with loop.

exr_exportboolean

Export an EXR file alongside the MP4 for professional colour-grading workflows. Requires hdr=true.

Default: false

hdrboolean

Generate HDR-encoded MP4. Requires 720p or 1080p, 5s duration, and no loop.

Default: false

loopboolean

Generate a seamlessly looping video. Not supported with 10s duration, hdr, or end_image.

Default: false

resolutionstring

Output resolution. 540p is not available when hdr is true.

Default: "720p"

540p720p1080p

start_imagestring

Optional first frame of the video. Only valid with 5s duration.

Version: 6e0a55010a0aUpdated: 8/1/20262.2K runs