diff --git a/src/core/api/Passport.ts b/src/core/api/Passport.ts
new file mode 100644
index 00000000..bcd9780b
--- /dev/null
+++ b/src/core/api/Passport.ts
@@ -0,0 +1,14 @@
+/**
+ * @file core api Passport.ts
+ * @description 定义 Passport API
+ * @author BTMuli<bt-muli@outlook.com>
+ * @since Alpha v0.2.0
+ */
+
+const PassportApi = "https://passport.mihoyo.com/"; // 基础 API
+const PassportV4Api = "https://passport-api-v4.mihoyo.com/"; // 基础 API
+const PassportAuthApi = `${PassportApi}account/auth/api/`; // 认证 API
+
+export const PassportTokenApi = `${PassportAuthApi}getLTokenBySToken`; // 根据 stoken 获取 ltoken
+export const PassportCookieTokenApi = `${PassportAuthApi}getCookieAccountInfoBySToken`; // 根据 Cookie 获取 Token
+export const PassportVetifyApi = `${PassportV4Api}account/ma-cn-session/web/verifyLtoken`; // 验证 stoken 有效性
diff --git a/src/core/api/TGApi.ts b/src/core/api/TGApi.ts
index e712e67f..f0dfb8f6 100644
--- a/src/core/api/TGApi.ts
+++ b/src/core/api/TGApi.ts
@@ -2,11 +2,12 @@
  * @file core api TGApi.ts
  * @description 应用用到的 API
  * @author BTMuli<bt-muli@outlook.com>
- * @since Alpha v0.1.3
+ * @since Alpha v0.2.0
  */
 
 import { ENKA_API } from "./ENKA";
 import { Hk4eAnnoListApi, Hk4eAnnoContentApi, Hk4eAnnoQuery } from "./Hk4e";
+import { PassportTokenApi, PassportCookieTokenApi, PassportVetifyApi } from "./Passport";
 import { TakumiTokensApi } from "./Takumi";
 
 // 应用 API
@@ -15,7 +16,12 @@ const TGApi = {
   GameAnnoContent: Hk4eAnnoContentApi, // 游戏公告内容 API
   GameAnnoQuery: Hk4eAnnoQuery, // 游戏公告 Query
   GameEnka: ENKA_API, // 游戏 ENKA API
-  GameTokens: TakumiTokensApi, // 游戏 Token API
+  GameTokens: {
+    getTokens: TakumiTokensApi, // 根据 login_ticket 获取游戏 Token
+    getLToken: PassportTokenApi, // 根据 stoken 获取 ltoken
+    getCookieToken: PassportCookieTokenApi, // 根据 Cookie 获取 Token
+    vetifyStoken: PassportVetifyApi, // 验证 stoken 有效性
+  },
 };
 
 export default TGApi;
diff --git a/src/core/request/TGRequest.ts b/src/core/request/TGRequest.ts
index 87743feb..5c6f399f 100644
--- a/src/core/request/TGRequest.ts
+++ b/src/core/request/TGRequest.ts
@@ -6,7 +6,7 @@
  */
 
 import { getAnnoList, getAnnoContent } from "./getAnno";
-import { getTokens } from "./getTokens";
+import { getTokensByLoginTicket, getLtokenByStoken, getCookieTokenByStoken, vetifyStoken } from "./getTokens";
 
 const TGRequest = {
   Anno: {
@@ -14,7 +14,10 @@ const TGRequest = {
     getContent: getAnnoContent,
   },
   User: {
-    getTokens,
+    getTokens: getTokensByLoginTicket,
+    getLToken: getLtokenByStoken,
+    getCookieToken: getCookieTokenByStoken,
+    vetifyStoken,
   },
 };
 
diff --git a/src/core/request/getTokens.ts b/src/core/request/getTokens.ts
index 8de2c1ee..ebe74318 100644
--- a/src/core/request/getTokens.ts
+++ b/src/core/request/getTokens.ts
@@ -12,8 +12,14 @@ import TGApi from "../api/TGApi";
 // utils
 import { getRequestHeader } from "../utils/getRequestHeader";
 
-export async function getTokens (cookie: BTMuli.User.Base.Cookie): Promise<BTMuli.User.Base.TokenItem[] | BTMuli.Genshin.Base.Response> {
-  const url = `${TGApi.GameTokens}?login_ticket=${cookie.login_ticket}&token_types=3&uid=${cookie.login_uid}`;
+/**
+ * @description 根据 login_ticket 获取游戏 Token，包括 stoken 和 ltoken
+ * @since Alpha v0.2.0
+ * @param {BTMuli.User.Base.Cookie} cookie 用户 Cookie
+ * @returns {Promise<BTMuli.User.Base.TokenItem[] | BTMuli.Genshin.Base.Response>}
+ */
+export async function getTokensByLoginTicket (cookie: BTMuli.User.Base.Cookie): Promise<BTMuli.User.Base.TokenItem[] | BTMuli.Genshin.Base.Response> {
+  const url = `${TGApi.GameTokens.getTokens}?login_ticket=${cookie.login_ticket}&token_types=3&uid=${cookie.login_uid}`;
   const header = getRequestHeader(cookie);
   return await http.fetch<BTMuli.User.Response.Token>(url, {
     method: "GET",
@@ -23,3 +29,60 @@ export async function getTokens (cookie: BTMuli.User.Base.Cookie): Promise<BTMul
     return res.data.data.list;
   });
 }
+
+/**
+ * @description 根据 stoken 获取 ltoken
+ * @since Alpha v0.2.0
+ * @param {BTMuli.User.Base.Cookie} cookie 用户 Cookie
+ * @param {string} stoken stoken
+ * @returns {Promise<unknown>}
+ */
+export async function getLtokenByStoken (cookie: BTMuli.User.Base.Cookie, stoken: string): Promise<unknown> {
+  const url = `${TGApi.GameTokens.getLToken}?stoken=${stoken}`;
+  const header = getRequestHeader(cookie);
+  return await http.fetch<BTMuli.User.Response.Token>(url, {
+    method: "GET",
+    headers: header,
+  }).then((res) => {
+    console.log(res.data);
+    if (res.data.retcode !== 0) return res.data;
+  });
+}
+
+/**
+ * @description 根据 stoken 获取 cookieToken
+ * @since Alpha v0.2.0
+ * @param {BTMuli.User.Base.Cookie} cookie 用户 Cookie
+ * @param {string} stoken stoken
+ * @returns {Promise<unknown>}
+ */
+export async function getCookieTokenByStoken (cookie: BTMuli.User.Base.Cookie, stoken: string): Promise<unknown> {
+  const url = `${TGApi.GameTokens.getCookieToken}?stoken=${stoken}`;
+  const header = getRequestHeader(cookie);
+  return await http.fetch<BTMuli.User.Response.Token>(url, {
+    method: "GET",
+    headers: header,
+  }).then((res) => {
+    console.log(res.data);
+    if (res.data.retcode !== 0) return res.data;
+  });
+}
+
+/**
+ * @description 验证 stoken 有效性
+ * @since Alpha v0.2.0
+ * @param {BTMuli.User.Base.Cookie} cookie 用户 Cookie
+ * @param {string} stoken stoken
+ * @returns {Promise<unknown>}
+ */
+export async function vetifyStoken (cookie: BTMuli.User.Base.Cookie, stoken: string): Promise<unknown> {
+  const url = `${TGApi.GameTokens.vetifyStoken}?stoken=${stoken}`;
+  const header = getRequestHeader(cookie);
+  return await http.fetch<BTMuli.User.Response.Token>(url, {
+    method: "GET",
+    headers: header,
+  }).then((res) => {
+    console.log(res.data);
+    if (res.data.retcode !== 0) return res.data;
+  });
+}