diff --git a/.env.example b/.env.example
index 489477b..0280705 100644
--- a/.env.example
+++ b/.env.example
@@ -1,5 +1,8 @@
 OpenAI_API_KEY='sk-...'
 OpenAI_API_ENDPOINT='https://api.openai.com/v1/chat/completions'
-OpenAI_MODEL='gpt-3.5-turbo=0613'
+Gemini_API_KEY=''
+Gemini_API_ENDPOINT='https://generativelanguage.googleapis.com'
+OpenAI_MODEL='gpt-3.5-turbo'
 NIUTRANS_KEY='...'
 DEEPL_X_API_URL='...'
+
diff --git a/lib/translate/gemini.js b/lib/translate/gemini.js
index f027c72..7e4a979 100644
--- a/lib/translate/gemini.js
+++ b/lib/translate/gemini.js
@@ -22,12 +22,7 @@ class Gemini {
           },
         ],
       });
-      const response = await axios.post(
-        this.apiUrl +
-          `/v1beta/models/gemini-pro:generateContent?key=${this.key}`,
-        data,
-        { headers },
-      );
+      const response = await axios.post(`${this.apiUrl}/v1beta/models/gemini-pro:generateContent?key=${this.key}`,data,{ headers },);
       return response.data.candidates[0].content.parts[0].text;
     } catch (error) {
       console.log(JSON.stringify(error));
diff --git a/src/components/ResultBox.tsx b/src/components/ResultBox.tsx
index 23da01d..494fbcc 100644
--- a/src/components/ResultBox.tsx
+++ b/src/components/ResultBox.tsx
@@ -81,11 +81,11 @@ export function ResultContainer({ loading, result }: ResultContainerProps) {
   return (
     <div className={`result-container grid-cols-3 grid gap-4`}>
       <ResultBox loading={loading} name="ChatGPT" content={result.chatgpt} />
-      <ResultBox loading={loading} name="DeepL X" content={result.deeplx} />
+      <ResultBox loading={loading} name="Gemini" content={result.gemini} />
+      <ResultBox loading={loading} name="DeepLX" content={result.deeplx} />
       <ResultBox loading={loading} name="Microsoft" content={result.microsoft} />
       <ResultBox loading={loading} name="Google" content={result.google} />
       <ResultBox loading={loading} name="Niutrans" content={result.niutrans} />
-      <ResultBox loading={loading} name="M2m100" content={result.m2m100} />
     </div>
   );
 }
diff --git a/src/lib/api.ts b/src/lib/api.ts
index ca1d572..f4fb270 100644
--- a/src/lib/api.ts
+++ b/src/lib/api.ts
@@ -2,10 +2,10 @@ import axios from "axios";
 
 export type TranslateResult = {
   chatgpt: string;
+  gemini: string;
   deeplx: string;
   microsoft: string;
   google: string;
-  m2m100: string;
   niutrans: string;
 };
 
diff --git a/src/pages/api/lib/autodetect.ts b/src/pages/api/lib/autodetect.ts
index 1359ab8..bfb7853 100644
--- a/src/pages/api/lib/autodetect.ts
+++ b/src/pages/api/lib/autodetect.ts
@@ -12,6 +12,6 @@ export function autodetect(content: string): string {
     const lang = detectOne(content);
     return detectionMap[lang] || lang;
   } catch {
-    return "";
+    return "auto";
   }
 }
diff --git a/src/pages/api/lib/gemini.ts b/src/pages/api/lib/gemini.ts
new file mode 100644
index 0000000..fc3883c
--- /dev/null
+++ b/src/pages/api/lib/gemini.ts
@@ -0,0 +1,41 @@
+const axios = require("axios");
+import { getErrorMessage } from "@/pages/api/lib/utils";
+
+export class Gemini {
+    public key: string;
+    public apiUrl: string;
+    constructor(key: string, apiUrl = "https://generativelanguage.googleapis.com") {
+        this.key = key;
+        this.apiUrl = apiUrl;
+    }
+
+    async translate(text: string, targetLanguage: string, sourceLanguage: string = "auto") {
+        try {
+            const headers = {
+                "Content-Type": "application/json",
+            };
+            const data = JSON.stringify({
+                contents: [
+                    {
+                        parts: [
+                            {
+                                text: `将"${text}"从${sourceLanguage}翻译为${targetLanguage}(!!!直接返回翻译内容不要打引号)`,
+                            },
+                        ],
+                    },
+                ],
+            });
+            const response = await axios.post(`${this.apiUrl}/v1beta/models/gemini-pro:generateContent?key=${this.key}`, data, { headers },);
+            return response.data.candidates[0].content.parts[0].text;
+        } catch (error) {
+            console.log(JSON.stringify(error));
+            throw new Error(`Error while translating: ${getErrorMessage(error)}`);
+        }
+    }
+}
+
+export const GeminiInstance = new Gemini(
+    process.env.Gemini_API_KEY as string,
+    process.env.Gemini_API_ENDPOINT,
+);
+
diff --git a/src/pages/api/lib/microsoft.ts b/src/pages/api/lib/microsoft.ts
index b9ba856..1901e78 100644
--- a/src/pages/api/lib/microsoft.ts
+++ b/src/pages/api/lib/microsoft.ts
@@ -12,12 +12,14 @@ export class Microsoft {
 
   constructor() {
     this.API_AUTH = "https://edge.microsoft.com/translate/auth";
-    this.API_TRANSLATE =
-      "https://api.cognitive.microsofttranslator.com/translate";
+    this.API_TRANSLATE ="https://api.cognitive.microsofttranslator.com/translate";
     this.authToken = "";
   }
 
   async translate(text: string, targetLanguage: string, sourceLanguage = "en") {
+    if (sourceLanguage === "auto") {
+      sourceLanguage = "";
+    }
     try {
       // 检测 JWT 是否存在/过期
       if (
diff --git a/src/pages/api/translate.ts b/src/pages/api/translate.ts
index 915ac81..4fec49e 100644
--- a/src/pages/api/translate.ts
+++ b/src/pages/api/translate.ts
@@ -4,16 +4,16 @@ import { ChatGPT, ChatGPTInstance } from "./lib/chatgpt";
 import { DeepLX, DeeplXInstance } from "@/pages/api/lib/deeplx";
 import { Microsoft, MicrosoftInstance } from "@/pages/api/lib/microsoft";
 import { Google, GoogleInstance } from "@/pages/api/lib/google";
-import { M2m100, M2m100Instance } from "@/pages/api/lib/m2m100";
 import { Niutrans, NiutransInstance } from "@/pages/api/lib/niutrans";
 import { autodetect } from "@/pages/api/lib/autodetect";
+import { GeminiInstance } from "./lib/gemini";
 
 type TranslateResult = {
   chatgpt: string;
   deeplx: string;
   microsoft: string;
   google: string;
-  m2m100: string;
+  gemini: string;
   niutrans: string;
 };
 
@@ -47,11 +47,14 @@ export default async function handler(
       sourceLanguage = autodetect(text);
 
     // code from sipc
-    const [chatgpt, deeplx, microsoft, google, m2m100, niutrans] =
+    const [chatgpt, gemini, deeplx, microsoft, google, niutrans] =
       await Promise.all([
         ChatGPTInstance.translate(text, targetLanguage, sourceLanguage).catch(
           (e) => e.message,
         ),
+        GeminiInstance.translate(text, targetLanguage, sourceLanguage).catch(
+          (e) => e.message,
+        ),
         DeeplXInstance.translate(text, targetLanguage, sourceLanguage).catch(
           (e) => e.message,
         ),
@@ -61,9 +64,6 @@ export default async function handler(
         GoogleInstance.translate(text, targetLanguage, sourceLanguage).catch(
           (e) => e.message,
         ),
-        M2m100Instance.translate(text, targetLanguage, sourceLanguage).catch(
-          (e) => e.message,
-        ),
         NiutransInstance.translate(text, targetLanguage, sourceLanguage).catch(
           (e) => e.message,
         ),
@@ -74,11 +74,11 @@ export default async function handler(
       source: sourceLanguage,
       data: {
         chatgpt,
+        gemini,
         deeplx,
         microsoft,
         google,
-        m2m100,
-        niutrans,
+        niutrans
       },
     });
   } catch (e) {