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POST
https://octopusx.ai
/
v1
/
videos
curl -X POST https://octopusx.ai/v1/videos \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-imagine-video-1.5-preview",
    "prompt": "A rainy neon-lit street at night, a vintage sports car driving over the wet road",
    "seconds": "8",
    "aspect_ratio": "16:9",
    "resolution": "720P"
  }'

{
  "id": "video_abc123",
  "object": "video",
  "model": "grok-imagine-video-1.5-preview",
  "status": "queued",
  "progress": 0,
  "created_at": 1735689600,
  "seconds": "6",
  "size": "720P",
  "video_url": ""
}

​
Grok Imagine 1.5 Preview

grok-imagine-video-1.5-preview is the JSON video generation model of the Grok 1.5 series. Unlike the grok-video-1.5 series, this model passes reference images through JSON fields.
  • The endpoint path is POST /v1/videos.
  • The request format is application/json.
  • Text-to-video only requires model, prompt, seconds, aspect_ratio, and resolution.
  • For image-to-video, use image for a single image and images for multiple images.
  • resolution supports 480P and 720P.

​
Method and Path

POST /v1/videos

curl -X POST https://octopusx.ai/v1/videos \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-imagine-video-1.5-preview",
    "prompt": "A rainy neon-lit street at night, a vintage sports car driving over the wet road",
    "seconds": "8",
    "aspect_ratio": "16:9",
    "resolution": "720P"
  }'

​
Response Example

{
  "id": "video_abc123",
  "object": "video",
  "model": "grok-imagine-video-1.5-preview",
  "status": "queued",
  "progress": 0,
  "created_at": 1735689600,
  "seconds": "6",
  "size": "720P",
  "video_url": ""
}

​
Authentication

Authorization: Bearer YOUR_API_KEY

​
Body

​
model
string
required
Always pass grok-imagine-video-1.5-preview.
​
prompt
string
required
Video generation prompt. Up to 4096 characters.
​
seconds
string
Target duration in seconds. Minimum is 1 second; passing it as a string is recommended, e.g. "6".
​
aspect_ratio
string
Aspect ratio. Supports common presets 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 2:1, 1:2, 19.5:9, 9:19.5, 20:9, 9:20, as well as custom number:number ratios.
​
resolution
string
Output resolution. Supports 480P and 720P; numeric forms like 480 and 720 are also accepted.
​
image
string
Single reference image, as a data URI such as data:image/png;base64,....
​
images
array<string>
Multiple reference images. Each array member is a data URI such as data:image/png;base64,.... Do not pass image together with images.

​
Response

​
id
string
Task ID. Query the result later with GET /v1/videos/{id}.
​
object
string
Object type, usually video.
​
model
string
The model name actually submitted.
​
status
string
Task status. Common values are queued, processing, completed, failed, cancelled.
​
progress
integer
Task progress percentage.
​
video_url
string
Video URL after the task completes. You can also download the result with GET /v1/videos/{task_id}/content.

​
Differences from Grok 1.5

Itemgrok-imagine-video-1.5-previewgrok-video-1.5 / pro / max
Request formatJSONmultipart/form-data
Image fieldimage / imagesinput_reference
Resolution fieldresolutionsize
Resolution values480P, 720P480P, 540P, 720P, 1080P
Duration rulesCustom seconds, min 1s10s for Pro, 15s for Max