From 31fd1da4959ef8b8443abe0334a604ba0b39be34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=BE=B7=E5=AE=87?= <kvtodev@outlook.com>
Date: Fri, 11 Sep 2026 17:48:55 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=20GPT=20=E5=9B=BE=E7=89=87?=
 =?UTF-8?q?=E5=93=8D=E5=BA=94=E5=A5=91=E7=BA=A6=E8=AF=B4=E6=98=8E?=
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仅保留 GPT-Image-2 原生 b64_json 行为的行内注释。

不发送 response_format 参数，也不引入 URL 兼容下载。
---
 server-rs/crates/platform-image/src/vector_engine/raw_edit.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/server-rs/crates/platform-image/src/vector_engine/raw_edit.rs b/server-rs/crates/platform-image/src/vector_engine/raw_edit.rs
index 3c26e1bd0..233b6cd9f 100644
--- a/server-rs/crates/platform-image/src/vector_engine/raw_edit.rs
+++ b/server-rs/crates/platform-image/src/vector_engine/raw_edit.rs
@@ -136,8 +136,7 @@ pub async fn create_vector_engine_raw_image_edit(
         .text("n", "1".to_string())
         .text("prompt", prompt.to_string())
         .text("size", format!("{}x{}", options.width, options.height))
-        // GPT-Image-2 的图片编辑响应契约只返回 b64_json，不处理 URL 响应。
-        .text("response_format", "b64_json".to_string())
+        // GPT-Image-2 原生只返回 b64_json；不要添加 URL 下载或 response_format 兼容分支。
         .part(
             "image",
             Part::stream_with_length(image_bytes.clone(), image_bytes.len() as u64)