> ## Documentation Index > Fetch the complete documentation index at: https://dripart-chore-sync-comfy-api-v2-spec.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # 通过 Comfy Router 使用 Image Edit Expand > 通过 Comfy Router 调用 bria/image-edit-expand：端点、请求结构以及 Router 返回的响应。由 Bria 通过 Comfy Router 提供的 `bria/image-edit-expand` API 参考。 ## 快速开始在[你的 Comfy 工作区](https://platform.comfy.org/profile/api-keys)中创建一个密钥，并将其导出为 `COMFY_API_KEY`。Python 和 TypeScript 代码片段使用 Comfy SDK（`pip install comfy-sdk`、`npm install @comfyorg/sdk`）；cURL 代码片段则是通过原始 HTTP 进行的相同调用。 **模型 ID：** `bria/image-edit-expand` **端点：** `POST https://api.comfy.org/v2/models/bria/image-edit-expand` ```python Python theme={null} from comfy_sdk import Comfy # Reads COMFY_API_KEY from the environment. # The SDK automatically creates an idempotency key and reuses it for automatic retries. with Comfy() as client: result = client.models.run( "bria/image-edit-expand", { "aspect_ratio": "3:2", "image": "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", }, ) print(result) ``` ```typescript TypeScript theme={null} import { comfy } from "@comfyorg/sdk"; // Reads COMFY_API_KEY from the environment. // The SDK automatically creates an idempotency key and reuses it for automatic retries. const { data } = await comfy.models.run("bria/image-edit-expand", { aspect_ratio: "3:2", image: "iVBORw0KGgoAAAANSUhEUgAAAQAAAAEACAIAAADTED8xAAAC2klEQVR42u3TQQ0AQAgEMeTgX8W5gi8OjoROVgGhUdLhwgkEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAEgASABIAAkACQAJAAkACQAJAAkACQAJAAkACQAFjSy7SPAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8IIAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAASABIAEgASABIAEgASABIAEgASABIAEgASABIAAgACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkAadSRm+WukYdfewAAAABJRU5ErkJggg==", }); console.log(data); ``` ```bash cURL theme={null} curl https://api.comfy.org/v2/models/bria/image-edit-expand \ -H "X-API-Key: $COMFY_API_KEY" \ -H "Idempotency-Key: $(uuidgen)" \ -H "Content-Type: application/json" \ -d "{\"aspect_ratio\": \"3:2\", \"image\": \"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\"}" ``` 将相同的请求体发送到 `POST https://api.comfy.org/v2/models/bria/image-edit-expand/requests`。运行被受理后，Router 会立即返回 `201` 和 `request_id`；结果就绪后，可以从本进程或其他进程收集。状态、取消与收集的细节见 [Queued delivery](/zh/development/comfy-router/queue)。 ```python Python theme={null} from comfy_sdk import Comfy # Reads COMFY_API_KEY from the environment. # Each submit() call mints its own Idempotency-Key and reuses it for automatic retries. with Comfy() as client: handle = client.models.submit( "bria/image-edit-expand", { "aspect_ratio": "3:2", "image": "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", }, ) print("request_id:", handle.request_id) # with the model ID, all another process needs # Poll until the request completes, waiting the Retry-After the server names. for update in handle.iter_events(): print(update.status, update.queue_position) # The provider's own payload, the same value models.run() returns. # A request that failed or was cancelled raises the typed Router error here. result = handle.get() print(result) ``` ```typescript TypeScript theme={null} import { comfy } from "@comfyorg/sdk"; // Reads COMFY_API_KEY from the environment. // Each submit() call mints its own Idempotency-Key and reuses it for automatic retries. const handle = await comfy.models.submit("bria/image-edit-expand", { aspect_ratio: "3:2", image: "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", }); console.log("requestId:", handle.requestId); // with the model ID, all another process needs // Poll until the request completes, waiting the Retry-After the server names. for await (const update of handle.events()) { console.log(update.status, update.queuePosition); } // The same result models.run() returns. A request that failed or was cancelled rejects here. const result = await handle.get(); console.log(result.data); ``` ```bash cURL theme={null} # 1. Submit. Router answers 201 with request_id, status_url, response_url and cancel_url. curl https://api.comfy.org/v2/models/bria/image-edit-expand/requests \ -H "X-API-Key: $COMFY_API_KEY" \ -H "Idempotency-Key: $(uuidgen)" \ -H "Content-Type: application/json" \ -d "{\"aspect_ratio\": \"3:2\", \"image\": \"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\"}" # 2. Poll until status is COMPLETED, waiting the Retry-After seconds each response names. REQUEST_ID="" curl -i https://api.comfy.org/v2/models/bria/image-edit-expand/requests/$REQUEST_ID/status \ -H "X-API-Key: $COMFY_API_KEY" # 3. Collect. 200 with the model's native output, 202 with the status body while it is still running. curl https://api.comfy.org/v2/models/bria/image-edit-expand/requests/$REQUEST_ID \ -H "X-API-Key: $COMFY_API_KEY" ``` ## Schema ### 输入展开后画布的比例，可以是预定义的比例字符串（"1:1"、"2:3"、"3:2"、"3:4"、"4:3"、"4:5"、"5:4"、"9:16"、"16:9"），也可以是介于 0.5 到 3.0 之间的浮点数。提供该参数时，canvas\_size、original\_image\_size 和 original\_image\_location 将被忽略。范围：`0.5` 到 `3` 展开后画布的宽度和高度，单位为像素。默认为 \[1000, 1000]。画布最大面积为 5000x5000 像素。要展开的图像。支持的输入类型为 Base64 编码的字符串，或指向可公开访问的图像文件的 URL。可接受的格式为 JPEG、JPG、PNG、WEBP。一段文本提示词，用于指定要从展开区域中排除的概念、风格或对象。原始图像左上角在画布上的位置 \[x, y]。当未提供 aspect\_ratio 时，必须与 original\_image\_size 一同提供。放置在画布上的原始图像的宽度和高度。当未提供 aspect\_ratio 时，必须与 original\_image\_location 一同提供。控制是否在输出中保留输入图像中的部分透明区域。用于引导展开区域中所生成内容的文本提示词。省略时自动生成。启用后，对提示词进行内容审核。如果提示词未通过审核，将返回 422。用于确定性生成的种子。如果省略，则使用随机种子。为 false（默认值）时，请求以异步方式处理。为 true 时，API 会保持连接打开，直到处理完成。启用后，对输入视觉内容进行内容审核。如果图像未通过审核，将返回 422。启用后，对结果视觉内容进行内容审核。如果输出未通过审核，将返回 422。以上内容根据 Router 在 `GET /v2/models/bria/image-edit-expand/openapi.json` 所提供的 schema 生成，这也是在请求到达提供商之前用于校验调用的同一份文档。 ### 输出错误对象（仅在 status 为 ERROR 时存在）错误代码。额外的错误详情。报错信息。请求的唯一标识符。结果对象（仅在 status 为 COMPLETED 时存在）已生成/已编辑图像的 URL。原始提示词。提示词的优化版本；若 Bria 在一次 COMPLETED 的生成中未做优化，则为 null。之所以可为 null，是因为该键是存在的并携带 null，而非被省略；已在 bria/image-edit-gen-fill 上实际观察到。用于生成的种子。详细的 JSON 结构化提示词。已生成视频的 URL。请求的当前状态。可能的值：`IN_PROGRESS`、`COMPLETED`、`ERROR`、`UNKNOWN` ## 示例 ### 输入 ```json theme={null} { "aspect_ratio": "3:2", "image": "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" } ``` ### 输出 ```json theme={null} { "request_id": "0b3f9d7e-2c41-4a8b-9f10-6d5c8e2a4b71", "result": { "image_url": "https://example.invalid/bria/image-edit-remove-background/generated.png", "seed": 42 }, "status": "COMPLETED" } ``` ## 发布前须知 SDK 会生成 `Idempotency-Key` 并在自动重试中复用它。手动重试时，请复用原始 key。Router 最长可保持连接 10 分钟。请求失败时，Router 会发送 `X-Comfy-Error-Type` 响应头说明原因。`422` 表示 Router 在调用提供商之前就拒绝了输入。生成的资源请及时下载，因为[结果链接会过期](/zh/development/comfy-router/reference#结果资产)。身份验证、幂等性、请求 ID、错误分类、重试节奏、消费限额。模型发现、校验错误、重试与计费。 Router 目前不支持的功能，以及替代方案。