Nano Banana 2 文生图

POST /v3/nano-banana-2-t2i

Nano Banana 2 文生图

cURL

curl --request POST \
  --url https://api.highwayapi.ai/v3/nano-banana-2-t2i \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "prompt": "<string>",
  "size": "<string>",
  "quality": "<string>",
  "response_format": "<string>"
}
'

import requests

url = "https://api.highwayapi.ai/v3/nano-banana-2-t2i"

payload = {
    "prompt": "<string>",
    "size": "<string>",
    "quality": "<string>",
    "response_format": "<string>"
}
headers = {
    "Content-Type": "<content-type>",
    "Authorization": "<authorization>"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': '<content-type>', Authorization: '<authorization>'},
  body: JSON.stringify({
    prompt: '<string>',
    size: '<string>',
    quality: '<string>',
    response_format: '<string>'
  })
};

fetch('https://api.highwayapi.ai/v3/nano-banana-2-t2i', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.highwayapi.ai/v3/nano-banana-2-t2i",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'prompt' => '<string>',
    'size' => '<string>',
    'quality' => '<string>',
    'response_format' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: <content-type>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.highwayapi.ai/v3/nano-banana-2-t2i"

	payload := strings.NewReader("{\n  \"prompt\": \"<string>\",\n  \"size\": \"<string>\",\n  \"quality\": \"<string>\",\n  \"response_format\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "<content-type>")
	req.Header.Add("Authorization", "<authorization>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.highwayapi.ai/v3/nano-banana-2-t2i")
  .header("Content-Type", "<content-type>")
  .header("Authorization", "<authorization>")
  .body("{\n  \"prompt\": \"<string>\",\n  \"size\": \"<string>\",\n  \"quality\": \"<string>\",\n  \"response_format\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.highwayapi.ai/v3/nano-banana-2-t2i")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = '<content-type>'
request["Authorization"] = '<authorization>'
request.body = "{\n  \"prompt\": \"<string>\",\n  \"size\": \"<string>\",\n  \"quality\": \"<string>\",\n  \"response_format\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

200

{
  "images": [
    "<string>"
  ]
}

基于文本提示词使用 Nano Banana 2 模型生成图像，支持配置图像尺寸比例与画质等级。

​

请求头

Content-Type · string · 必填

枚举值: application/json

Authorization · string · 必填

Bearer 身份验证格式: Bearer {{API 密钥}}。

​

请求体

prompt · string · 必填

用于生成图像的文本提示词，支持中英文。建议不超过 1000 个字符。

size · string · 默认值: "1x1"

输出图像的尺寸比例，系统会自动映射为对应的像素尺寸。

可选值：1x1, 2x3, 3x2, 3x4, 4x3, 4x5, 5x4, 9x16, 16x9, 21x9

quality · string · 默认值: "1k"

图像生成质量等级，更高质量可生成更清晰、更细腻的图像。

可选值：1k, 2k, 4k

response_format · string · 默认值: "url"

生成图像的返回格式。

可选值：url, b64_json

​

响应信息

images · string[] · 必填

生成的图像数组，元素为图像 URL（当 response_format 为 url 时）或 Base64 编码字符串（当 response_format 为 b64_json 时）。