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POST
/
midjourney
/
v1
/
blend
cURL
curl --request POST \
  --url https://api.ttapi.io/midjourney/v1/blend \
  --header 'Content-Type: application/json' \
  --header 'TT-API-KEY: <api-key>' \
  --data '
{
  "imgBase64Array": [
    "data:image/png;base64,xxx1",
    "data:image/png;base64,xxx2"
  ],
  "mode": "fast",
  "dimensions": "PORTRAIT",
  "timeout": "300",
  "hookUrl": "<string>"
}
'
{
  "status": "SUCCESS",
  "message": "success",
  "data": {
    "job_id": "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
  }
}

Authorizations

​
TT-API-KEY
string
header
required

You can obtain your API key from the TTAPI Dashboard.

Body

application/json
​
imgBase64Array
array
required

Base64 array of images to be blended

Example:
[
  "data:image/png;base64,xxx1",
  "data:image/png;base64,xxx2"
]
​
mode
enum<string>
required

Speed mode

Available options:
relax,
fast,
turbo
Example:

"fast"

​
dimensions
enum<string>

生成图像的比例 PORTRAIT=2:3、SQUARE=1:1、LANDSCAPE=3:2

Available options:
PORTRAIT,
SQUARE,
LANDSCAPE
​
timeout
integer

Task timeout, unit: seconds, range 300 - 1200

Example:

"300"

​
hookUrl
string

Callback notification URL

Response

Request successful

​
status
string
required
Example:

"SUCCESS"

​
message
string
required
Example:

"success"

​
data
object
required
Example:
{
  "job_id": "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
}
Last modified on March 13, 2026