diff --git a/package.json b/package.json
index 75a299a..a925a85 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/query",
-  "version": "0.0.48",
+  "version": "0.0.49",
   "type": "module",
   "scripts": {
     "build": "npm run clean && bun run bun.config.ts",
diff --git a/src/query.ts b/src/query.ts
index df0fc6e..9a45178 100644
--- a/src/query.ts
+++ b/src/query.ts
@@ -20,13 +20,14 @@ export type QueryOpts = {
 
 export type QueryOptions = {
   url?: string;
+  baseURL?: string;
+  beforeRequest?: Fn;
   adapter?: typeof adapter;
   headers?: Record<string, string>;
   timeout?: number;
   isClient?: boolean;
   tokenName?: string;
   storage?: Storage;
-  beforeRequest?: Fn;
 }
 export type Data = {
   path?: string;
@@ -67,6 +68,7 @@ export const wrapperError = ({ code, message }: { code?: number; message?: strin
  */
 export class Query {
   adapter: typeof adapter;
+  baseURL: string;
   url: string;
   /**
    * 请求前处理函数
@@ -93,6 +95,11 @@ export class Query {
     this.storage = opts?.storage || globalThis?.localStorage;
     const defaultURL = opts?.isClient ? '/client/router' : '/api/router';
     this.url = opts?.url || defaultURL;
+    if (this.url.startsWith('http')) {
+      const urlObj = new URL(this.url);
+      this.baseURL = urlObj.origin;
+    }
+    this.baseURL = opts?.baseURL || this.baseURL; // 如果opts中有baseURL优先
     this.headers = opts?.headers || {
       'Content-Type': 'application/json',
     };
@@ -155,6 +162,14 @@ export class Query {
       timeout: _timeout,
       ...rest,
     };
+    const isStartsWithHttp = req.url.startsWith('http');
+    // 如果是完整的url，直接使用, 如果不是完整的url，且baseURL存在，则拼接baseURL
+    if (!isStartsWithHttp) {
+      if (this.baseURL) {
+        const baseURL = new URL(this.baseURL || globalThis?.location?.origin).origin;
+        req.url = baseURL + req.url;
+      }
+    }
     try {
       if (_beforeRequest) {
         const res = await _beforeRequest(req);