diff --git a/src/apis/trans.js b/src/apis/trans.js
index 3e01d7c..9b5689d 100644
--- a/src/apis/trans.js
+++ b/src/apis/trans.js
@@ -192,25 +192,35 @@ const genOpenAI = ({
   to,
   url,
   key,
+  systemPrompt,
   prompt,
   model,
   temperature,
   maxTokens,
 }) => {
+  // 兼容历史上作为systemPrompt的prompt，如果prompt中不包含带翻译文本，则添加文本到prompt末尾
+  if (!prompt.includes(INPUT_PLACE_TEXT)) {
+    prompt += `\nSource Text: ${INPUT_PLACE_TEXT}`;
+  }
   prompt = prompt
     .replaceAll(INPUT_PLACE_FROM, from)
-    .replaceAll(INPUT_PLACE_TO, to);
+    .replaceAll(INPUT_PLACE_TO, to)
+    .replaceAll(INPUT_PLACE_TEXT, text);
+  systemPrompt = systemPrompt
+      .replaceAll(INPUT_PLACE_FROM, from)
+      .replaceAll(INPUT_PLACE_TO, to)
+      .replaceAll(INPUT_PLACE_TEXT, text);
 
   const data = {
     model,
     messages: [
       {
         role: "system",
-        content: prompt,
+        content: systemPrompt,
       },
       {
         role: "user",
-        content: text,
+        content: prompt,
       },
     ],
     temperature,
@@ -279,6 +289,10 @@ const genClaude = ({
       .replaceAll(INPUT_PLACE_FROM, from)
       .replaceAll(INPUT_PLACE_TO, to)
       .replaceAll(INPUT_PLACE_TEXT, text);
+  systemPrompt = systemPrompt
+      .replaceAll(INPUT_PLACE_FROM, from)
+      .replaceAll(INPUT_PLACE_TO, to)
+      .replaceAll(INPUT_PLACE_TEXT, text);
 
   const data = {
     model,
diff --git a/src/config/index.js b/src/config/index.js
index 104c848..f6ae28e 100644
--- a/src/config/index.js
+++ b/src/config/index.js
@@ -527,7 +527,8 @@ const defaultOpenaiApi = {
   url: "https://api.openai.com/v1/chat/completions",
   key: "",
   model: "gpt-4",
-  prompt: `You will be provided with a sentence in ${INPUT_PLACE_FROM}, and your task is to translate it into ${INPUT_PLACE_TO}.`,
+  prompt: `Translate the following source text from ${INPUT_PLACE_FROM} to ${INPUT_PLACE_TO}. Output translation directly without any additional text.\n\nSource Text: ${INPUT_PLACE_TEXT}\n\nTranslated Text:`,
+  systemPrompt: `You are a professional, authentic machine translation engine. You will be provided with a sentence in ${INPUT_PLACE_FROM}, and your task is to translate it into ${INPUT_PLACE_TO}.`,
   temperature: 0,
   maxTokens: 256,
   fetchLimit: 1,
diff --git a/src/views/Options/Apis.js b/src/views/Options/Apis.js
index eed003e..e8b2b55 100644
--- a/src/views/Options/Apis.js
+++ b/src/views/Options/Apis.js
@@ -237,21 +237,16 @@ function ApiFields({ translator }) {
         </>
       )}
 
-      {translator === OPT_TRANS_CLAUDE && (
-          <>
-            <TextField
-                size="small"
-                label={"SYSTEM PROMPT"}
-                name="systemPrompt"
-                value={systemPrompt}
-                onChange={handleChange}
-            />
-          </>
-      )}
-
       {(translator.startsWith(OPT_TRANS_OPENAI) ||
         translator === OPT_TRANS_CLAUDE) && (
         <>
+          <TextField
+              size="small"
+              label={"SYSTEM PROMPT"}
+              name="systemPrompt"
+              value={systemPrompt}
+              onChange={handleChange}
+          />
           <TextField
             size="small"
             label={"Temperature"}