Gemini 3 Pro Image Preview (Nano Banana Pro)

curl --request POST \
  --url https://api.shuyou.ai/v1/predictions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "gemini-3-pro-image-preview",
  "input": {
    "prompt": "A cat playing on the grass"
  }
}
'

{
  "data": {
    "task_id": "2c4d50261173430290971a2395a3b607",
    "task_status": "processing"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

POST

predictions

curl --request POST \
  --url https://api.shuyou.ai/v1/predictions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "gemini-3-pro-image-preview",
  "input": {
    "prompt": "A cat playing on the grass"
  }
}
'

{
  "data": {
    "task_id": "2c4d50261173430290971a2395a3b607",
    "task_status": "processing"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "type": "<string>"
  }
}

Authorizations

Authorization

string

header

required

Authorization: Bearer YOUR_API_KEY

Body

application/json

model

enum<string>

default:gemini-3-pro-image-preview

required

Model ID. Use gemini-3-pro-image-preview (alias Nano Banana Pro) for this endpoint.

Available options:

gemini-3-pro-image-preview

Example:

"gemini-3-pro-image-preview"

input

object

required

Show child attributes

webhook

string<uri>

Optional HTTPS callback URL when the task completes, fails, or is cancelled (Predictions API).

Response

Async task created

data

object

required

Show child attributes

Language Series

Image Series

Audio Series

Video Series

Provider Series

File Series

Task Management

Account Management

Gemini 3 Pro Image Preview (Nano Banana Pro)

Authorizations

Body

Response