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极速 预览版

Gemini 3.1 Flash Image Preview 🍌 (AI Studio)

Google AI Studio 面向速度与效率的图像生成预览模型,适合快速交互响应和高吞吐场景

类型 图像模型 Model ID gemini-3.1-flash-image-preview
Try itGoogle AI Studio
模型定位为速度与效率设计,适合快速交互响应与高吞吐图像生成
可用形态Standard / Batch

定价与规格

💰 定价

输入$0.25 / M tokens
输出$1.50 / M tokens
价格$60.00 / M image tokens

⚙️ 规格

Try itGoogle AI Studio
模型定位为速度与效率设计,适合快速交互响应与高吞吐图像生成
可用形态Standard / Batch
输入价格(Paid Tier)$0.25 / 1M tokens(文本/图像输入)
输出价格(Paid Tier)$1.50 / 1M tokens(文本与思维)
图像输出价格(Paid Tier)$60.00 / 1M tokens(约 0.5K:$0.045, 1K:$0.067, 2K:$0.101, 4K:$0.151 每张)
预览版说明预览模型在稳定前可能调整,且速率限制通常更严格
提供商Google AI Studio

API 调用示例

Python

from google import genai
from google.genai import types
from google.api_core.client_options import ClientOptions

client = genai.Client(
    api_key="your-api-key",
    client_options=ClientOptions(api_endpoint="https://api.xairouter.com")
)

resp = client.models.generate_content(
    model="gemini-3.1-flash-image-preview",
    contents="生成一张 1K 香蕉主题的极简海报,明亮黄白配色,平面设计风格",
    config=types.GenerateContentConfig(
        response_modalities=["IMAGE", "TEXT"],
        image_config=types.ImageConfig(
            aspect_ratio="1:1",
            image_size="1K"
        )
    )
)

for part in resp.parts:
    if image := part.as_image():
        image.save("banana-poster.png")
    elif part.text:
        print(part.text)

cURL

curl -X POST \
  "https://api.xairouter.com/v1beta/models/gemini-3.1-flash-image-preview:generateContent" \
  -H "x-goog-api-key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "contents": [{"role": "user", "parts":[{"text":"Generate a 1K banana-themed minimalist poster in bright yellow and white"}]}],
    "generationConfig": {
      "responseModalities": ["IMAGE"],
      "imageConfig": {"aspectRatio": "1:1", "imageSize": "1K"}
    }
  }'