MJ-Video(Video Extension)
Image-to-Video Model from Midjourney, supports extending generated videos by 5 seconds
Request
API Key from 302.AI backend
Body Params application/json
Only supports Extend video extension
Extended video index number, optional [0,1,2,3], order based on the video array returned from the previous task
Task ID of the video to be extended
{
"taskId": "1751282078455740",
"index": 1,
"action": "extend"
}
Request samples
curl --location --request POST 'https://api.302.ai/mj/submit/video' \
--header 'mj-api-secret: sk-jls4AaVBGoe1GwZD64qZA1qyKTN1MPHa4NmvH1cT68z7K1Zz' \
--header 'Content-Type: application/json' \
--data-raw '{
"taskId": "1751282078455740",
"index": 1,
"action": "extend"
}'
Responses
application/json Status code: 1 (submitted successfully), 22 (queued), other (error)
Example:Submitted successfully
{
"code": 1,
"description": "Submitted successfully",
"properties": {},
"result": 1320098173412546
}
Modified at 2025-07-01 07:46:46