update document

docs/publicModelsAPI/Face Swap API Usage Guide.md

+---
+title: Face Swap API Usage Guide
+slug: eC4eIgRJKwIGIsmMqAH4l
+createdAt: Thu Jul 18 2024 06:04:57 GMT+0000 (Coordinated Universal Time)
+updatedAt: Thu Jul 18 2024 13:43:11 GMT+0000 (Coordinated Universal Time)
+---
+
+# AI Face Swap API Usage Guide
+
+## Introduction
+
+This document will guide developers on how to use the aonweb library to call the AI Face Swap API.
+
+## Prerequisites
+
+- Node.js environment
+- `aonweb` library installed
+- Valid Aonet APPID
+
+## Basic Usage
+
+### 1. Import Required Modules
+
+```js
+import { AI, AIOptions } from 'aonweb';
+```
+
+### 2. Initialize AI Instance
+
+```js
+const ai_options = new AIOptions({
+    appId: 'your_app_id_here',
+    dev_mode: true
+});
+
+const aonweb = new AI(ai_options);
+```
+
+### 3. Prepare Input Data Example
+
+```js
+const data = {
+    input: {
+        "swap_image": "https://aonweb.ai/pbxt/JoBuzfSVFLb5lBqkf3v9xMnqx3jFCYhM5JcVInFFwab8sLg0/long-trench-coat.png",
+        "target_image": "https://replicate.delivery/pbxt/JoBuz3wGiVFQ1TDEcsGZbYcNh0bHpvwOi32T1fmxhRujqcu7/9X2.png"
+    }
+};
+```
+
+### 4. Call the AI Model
+
+```js
+const price = 8; // Cost of the AI call
+try {
+    const response = await aonweb.prediction("/predictions/ai/face-swap", data, price);
+    // Handle response
+    console.log("Face swap result:", response);
+} catch (error) {
+    // Error handling
+    console.error("Error performing face swap:", error);
+}
+```
+
+### Parameter Description
+
+- `swap_image`: URL of the image containing the face to be swapped.
+- `target_image`: URL of the target image where the face will be swapped.
+
+### Notes
+
+- Ensure that the provided image URLs are publicly accessible.
+- The API may take some time to process the images, consider implementing appropriate wait or retry logic.
+- Handle possible errors, such as network issues or API limitations.
+
+### Example Response
+
+The API response will contain the URL of the processed image or other relevant information. Parse and use the response data according to the actual API documentation.
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