更新日期:2026-06-06
Fal.ai 图像
Crazyrouter 代理了 Fal.ai 的图像生成端点,支持文生图和图像编辑。文生图
POST /fal-ai/nano-banana
请求参数
| 参数 | 类型 | 必填 | 说明 |
|---|---|---|---|
prompt | string | 是 | 图像描述提示词 |
negative_prompt | string | 否 | 负面提示词 |
image_size | string | 否 | 图片尺寸:square_hd、landscape_4_3、portrait_4_3、landscape_16_9、portrait_16_9 |
num_images | integer | 否 | 生成数量,默认 1 |
seed | integer | 否 | 随机种子 |
guidance_scale | number | 否 | 引导强度 |
num_inference_steps | integer | 否 | 推理步数 |
请求示例
curl -X POST https://api.crazyrouter.com/fal-ai/nano-banana \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"prompt": "A majestic eagle soaring over snow-capped mountains at sunrise",
"image_size": "landscape_16_9",
"num_images": 1
}'
import requests
response = requests.post(
"https://api.crazyrouter.com/fal-ai/nano-banana",
headers={
"Content-Type": "application/json",
"Authorization": "Bearer YOUR_API_KEY"
},
json={
"prompt": "A majestic eagle soaring over snow-capped mountains at sunrise",
"image_size": "landscape_16_9",
"num_images": 1
}
)
print(response.json())
响应示例
{
"images": [
{
"url": "https://fal.media/files/...",
"width": 1344,
"height": 768,
"content_type": "image/jpeg"
}
],
"seed": 42,
"prompt": "A majestic eagle soaring over snow-capped mountains at sunrise"
}
图像编辑
POST /fal-ai/nano-banana/edit
请求参数
| 参数 | 类型 | 必填 | 说明 |
|---|---|---|---|
prompt | string | 是 | 编辑描述 |
image_url | string | 是 | 原始图片 URL |
mask_url | string | 否 | 遮罩图片 URL |
strength | number | 否 | 编辑强度,0-1 |
请求示例
cURL
curl -X POST https://api.crazyrouter.com/fal-ai/nano-banana/edit \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"prompt": "Add a rainbow in the sky",
"image_url": "https://example.com/landscape.jpg",
"strength": 0.6
}'
响应示例
{
"images": [
{
"url": "https://fal.media/files/...",
"width": 1024,
"height": 1024,
"content_type": "image/jpeg"
}
]
}
Fal.ai 端点支持多种底层模型,具体可用模型请参考 模型定价 页面。