diff --git a/src/apis/trans.js b/src/apis/trans.js
index 0c73902..575dc3e 100644
--- a/src/apis/trans.js
+++ b/src/apis/trans.js
@@ -240,6 +240,8 @@ const genOpenAI = ({
   model,
   temperature,
   maxTokens,
+  customHeader,
+  customBody,
 }) => {
   // 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)) {
@@ -254,6 +256,9 @@ const genOpenAI = ({
     .replaceAll(INPUT_PLACE_TO, to)
     .replaceAll(INPUT_PLACE_TEXT, text);
 
+  customHeader = JSON.parse("{" + customHeader + "}");
+  customBody = JSON.parse("{" + customBody + "}");
+
   const data = {
     model,
     messages: [
@@ -268,6 +273,7 @@ const genOpenAI = ({
     ],
     temperature,
     max_completion_tokens: maxTokens,
+    ...customBody,
   };
 
   const init = {
@@ -275,6 +281,7 @@ const genOpenAI = ({
       "Content-type": "application/json",
       Authorization: `Bearer ${key}`, // OpenAI
       "api-key": key, // Azure OpenAI
+      ...customHeader,
     },
     method: "POST",
     body: JSON.stringify(data),
@@ -294,6 +301,8 @@ const genGemini = ({
   model,
   temperature,
   maxTokens,
+  customHeader,
+  customBody,
 }) => {
   url = url
     .replaceAll(INPUT_PLACE_MODEL, model)
@@ -307,6 +316,9 @@ const genGemini = ({
     .replaceAll(INPUT_PLACE_TO, to)
     .replaceAll(INPUT_PLACE_TEXT, text);
 
+  customHeader = JSON.parse("{" + customHeader + "}");
+  customBody = JSON.parse("{" + customBody + "}");
+
   const data = {
     system_instruction: {
       parts: {
@@ -325,11 +337,13 @@ const genGemini = ({
       // topP: 0.8,
       // topK: 10,
     },
+    ...customBody,
   };
 
   const init = {
     headers: {
       "Content-type": "application/json",
+      ...customHeader,
     },
     method: "POST",
     body: JSON.stringify(data),
@@ -349,6 +363,8 @@ const genGemini2 = ({
   model,
   temperature,
   maxTokens,
+  customHeader,
+  customBody,
 }) => {
   systemPrompt = systemPrompt
     .replaceAll(INPUT_PLACE_FROM, from)
@@ -359,6 +375,9 @@ const genGemini2 = ({
     .replaceAll(INPUT_PLACE_TO, to)
     .replaceAll(INPUT_PLACE_TEXT, text);
 
+  customHeader = JSON.parse("{" + customHeader + "}");
+  customBody = JSON.parse("{" + customBody + "}");
+
   const data = {
     model,
     messages: [
@@ -373,12 +392,14 @@ const genGemini2 = ({
     ],
     temperature,
     max_tokens: maxTokens,
+    ...customBody,
   };
 
   const init = {
     headers: {
       "Content-type": "application/json",
       Authorization: `Bearer ${key}`,
+      ...customHeader,
     },
     method: "POST",
     body: JSON.stringify(data),
@@ -398,6 +419,8 @@ const genClaude = ({
   model,
   temperature,
   maxTokens,
+  customHeader,
+  customBody,
 }) => {
   systemPrompt = systemPrompt
     .replaceAll(INPUT_PLACE_FROM, from)
@@ -408,6 +431,9 @@ const genClaude = ({
     .replaceAll(INPUT_PLACE_TO, to)
     .replaceAll(INPUT_PLACE_TEXT, text);
 
+  customHeader = JSON.parse("{" + customHeader + "}");
+  customBody = JSON.parse("{" + customBody + "}");
+
   const data = {
     model,
     system: systemPrompt,
@@ -419,6 +445,7 @@ const genClaude = ({
     ],
     temperature,
     max_tokens: maxTokens,
+    ...customBody,
   };
 
   const init = {
@@ -426,6 +453,7 @@ const genClaude = ({
       "Content-type": "application/json",
       "anthropic-version": "2023-06-01",
       "x-api-key": key,
+      ...customHeader,
     },
     method: "POST",
     body: JSON.stringify(data),
@@ -444,6 +472,8 @@ const genOllama = ({
   systemPrompt,
   userPrompt,
   model,
+  customHeader,
+  customBody,
 }) => {
   systemPrompt = systemPrompt
     .replaceAll(INPUT_PLACE_FROM, from)
@@ -454,17 +484,22 @@ const genOllama = ({
     .replaceAll(INPUT_PLACE_TO, to)
     .replaceAll(INPUT_PLACE_TEXT, text);
 
+  customHeader = JSON.parse("{" + customHeader + "}");
+  customBody = JSON.parse("{" + customBody + "}");
+
   const data = {
     model,
     system: systemPrompt,
     prompt: userPrompt,
     think: think,
     stream: false,
+    ...customBody,
   };
 
   const init = {
     headers: {
       "Content-type": "application/json",
+      ...customHeader,
     },
     method: "POST",
     body: JSON.stringify(data),
diff --git a/src/config/i18n.js b/src/config/i18n.js
index cb7de61..805e37d 100644
--- a/src/config/i18n.js
+++ b/src/config/i18n.js
@@ -228,6 +228,22 @@ export const I18N = {
     zh: `请求超时时间 (5000-30000ms)`,
     en: `Request Timeout Time (5000-30000ms)`,
   },
+  custom_header: {
+    zh: `自定义Header参数`,
+    en: `Custom Header Params`,
+  },
+  custom_header_help: {
+    zh: `使用JSON格式，例如 "User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:141.0) Gecko/20100101 Firefox/141.0"`,
+    en: `Use JSON format, for example "User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:141.0) Gecko/20100101 Firefox/141.0"`,
+  },
+  custom_body: {
+    zh: `自定义Body参数`,
+    en: `Custom Body Params`,
+  },
+  custom_body_help: {
+    zh: `使用JSON格式，例如 "top_p": 0.7`,
+    en: `Use JSON format, for example "top_p": 0.7`,
+  },
   min_translate_length: {
     zh: `最小翻译字符数 (1-100)`,
     en: `Minimum number Of Translated Characters (1-100)`,
diff --git a/src/config/index.js b/src/config/index.js
index c232c2d..0427070 100644
--- a/src/config/index.js
+++ b/src/config/index.js
@@ -563,6 +563,8 @@ const defaultOpenaiApi = {
   model: "gpt-4",
   systemPrompt: `You are a professional, authentic machine translation engine.`,
   userPrompt: `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:`,
+  customHeader: "",
+  customBody: "",
   temperature: 0,
   maxTokens: 256,
   fetchLimit: 1,
@@ -577,6 +579,8 @@ const defaultOllamaApi = {
   model: "llama3.1",
   systemPrompt: `You are a professional, authentic machine translation engine.`,
   userPrompt: `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:`,
+  customHeader: "",
+  customBody: "",
   think: false,
   thinkIgnore: `qwen3,deepseek-r1`,
   fetchLimit: 1,
@@ -677,6 +681,8 @@ export const DEFAULT_TRANS_APIS = {
     model: "gemini-2.5-flash",
     systemPrompt: `You are a professional, authentic machine translation engine.`,
     userPrompt: `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:`,
+    customHeader: "",
+    customBody: "",
     temperature: 0,
     maxTokens: 2048,
     fetchLimit: 1,
@@ -691,6 +697,8 @@ export const DEFAULT_TRANS_APIS = {
     model: "gemini-2.0-flash",
     systemPrompt: `You are a professional, authentic machine translation engine.`,
     userPrompt: `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:`,
+    customHeader: "",
+    customBody: "",
     temperature: 0,
     maxTokens: 2048,
     fetchLimit: 1,
@@ -705,6 +713,8 @@ export const DEFAULT_TRANS_APIS = {
     model: "claude-3-haiku-20240307",
     systemPrompt: `You are a professional, authentic machine translation engine.`,
     userPrompt: `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:`,
+    customHeader: "",
+    customBody: "",
     temperature: 0,
     maxTokens: 1024,
     fetchLimit: 1,
diff --git a/src/views/Options/Apis.js b/src/views/Options/Apis.js
index 1ca0e05..fe7bacf 100644
--- a/src/views/Options/Apis.js
+++ b/src/views/Options/Apis.js
@@ -125,6 +125,8 @@ function ApiFields({ translator, api, updateApi, resetApi }) {
     model = "",
     systemPrompt = "",
     userPrompt = "",
+    customHeader = "",
+    customBody = "",
     think = false,
     thinkIgnore = "",
     fetchLimit = DEFAULT_FETCH_LIMIT,
@@ -274,6 +276,26 @@ function ApiFields({ translator, api, updateApi, resetApi }) {
             multiline
             maxRows={10}
           />
+          <TextField
+            size="small"
+            label={i18n("custom_header")}
+            name="customHeader"
+            value={customHeader}
+            onChange={handleChange}
+            multiline
+            maxRows={10}
+            helperText={i18n("custom_header_help")}
+          />
+          <TextField
+            size="small"
+            label={i18n("custom_body")}
+            name="customBody"
+            value={customBody}
+            onChange={handleChange}
+            multiline
+            maxRows={10}
+            helperText={i18n("custom_body_help")}
+          />
         </>
       )}