
Luma Ray 3.2 Text-to-Video API by LUMA
Luma Ray 3.2 text-to-video (Luma AI generations API): generate a cinematic clip from a text prompt. Supports 540p/720p/1080p, 5s/10s, and common aspect ratios.
Luma Ray 3.2 Text-to-Video is developed by a third-party provider. Atlas Cloud (operated by Atlas Cloud AI LLC) provides access to it and does not own it. All trademarks belong to their respective owners.
Luma Ray 3.2 Text-to-Video
Luma Ray 3.2 text-to-video. Generation is asynchronous: submit the request, then poll for the result URL.
Highlights
- Text-to-video: Describe the scene, subject, camera movement and mood.
- Resolution tiers:
540p,720p,1080p. - Length:
5or10seconds. - Optional HDR (720p/1080p, 5s only).
- Seamless loop option.
Parameters
| Parameter | Required | Description |
|---|---|---|
model | Yes | luma/ray-3.2/text-to-video |
prompt | Yes | Scene description including desired content, camera movement and atmosphere. |
duration | No | Video length in seconds. HDR requires 5. One of: 5, 10. Defaults to 5. |
resolution | No | Output resolution tier. HDR requires 720p or 1080p. One of: 540p, 720p, 1080p. Defaults to 720p. |
aspect_ratio | No | Frame aspect ratio (width:height). One of: 3:1, 2:1, 21:9, 16:9, 4:3, 3:2, 1:1, 3:4, 2:3, 9:16, 1:2, 1:3. Defaults to 16:9. |
loop | No | Generate a seamlessly looping clip. Not supported with duration=10 or hdr=true. Defaults to false. |
hdr | No | Generate HDR output (requires HDR access on the upstream account). Only valid with resolution 720p or 1080p and duration 5 — 540p or 10s are rejected upstream. Defaults to false. |
How To Use
curl -X POST "https://api.atlascloud.ai/api/v1/model/generateVideo" \ -H "Authorization: Bearer $AIP_API_KEY" \ -H "Content-Type: application/json" \ --data-raw '{ "model": "luma/ray-3.2/text-to-video", "prompt": "A majestic eagle soaring through golden clouds at sunset, slow cinematic dolly-in, warm light.", "duration": 5, "resolution": "720p", "aspect_ratio": "16:9" }'
Notes
- The generated video has no audio track — this model produces silent video.
- HDR requires
resolution720p or 1080p andduration5; other combinations are rejected. - Generation is asynchronous. Poll
/api/v1/model/prediction/{request_id}for the final URL. - The output is transferred to AtlasCloud storage before it is returned.


















