diff --git a/xiaomusic/api/models.py b/xiaomusic/api/models.py
index 13d3f1f..adf9d06 100644
--- a/xiaomusic/api/models.py
+++ b/xiaomusic/api/models.py
@@ -72,3 +72,8 @@ class PlayListUpdateObj(BaseModel):
 class PlayListMusicObj(BaseModel):
     name: str = ""  # 歌单名
     music_list: list[str]  # 歌曲名列表
+
+
+class MusicInfosQuery(BaseModel):
+    name: list[str]
+    musictag: bool = False
diff --git a/xiaomusic/api/routers/music.py b/xiaomusic/api/routers/music.py
index c2cd504..0c08417 100644
--- a/xiaomusic/api/routers/music.py
+++ b/xiaomusic/api/routers/music.py
@@ -21,6 +21,7 @@ from xiaomusic.api.dependencies import (
 from xiaomusic.api.models import (
     DidPlayMusic,
     MusicInfoObj,
+    MusicInfosQuery,
     MusicItem,
 )
 
@@ -267,6 +268,22 @@ async def musicinfos(
     return ret
 
 
+@router.post("/musicinfos")
+async def musicinfos_post(data: MusicInfosQuery):
+    """批量音乐信息（POST，避免 URL 过长）"""
+    ret = []
+    for music_name in data.name:
+        url, _ = await xiaomusic.music_library.get_music_url(music_name)
+        info = {
+            "name": music_name,
+            "url": url,
+        }
+        if data.musictag:
+            info["tags"] = await xiaomusic.music_library.get_music_tags(music_name)
+        ret.append(info)
+    return ret
+
+
 @router.post("/setmusictag")
 async def setmusictag(info: MusicInfoObj):
     """设置音乐标签"""
diff --git a/xiaomusic/static/tailwind/api.js b/xiaomusic/static/tailwind/api.js
index 6ac9b9d..6931939 100644
--- a/xiaomusic/static/tailwind/api.js
+++ b/xiaomusic/static/tailwind/api.js
@@ -11,12 +11,14 @@ const API = {
         if (!Array.isArray(songNames)) {
             throw new Error('songNames must be an array');
         }
-        
-        const queryParams = songNames
-            .map(name => `name=${encodeURIComponent(name)}`)
-            .join('&');
-            
-        const response = await fetch(`/musicinfos?${queryParams}&musictag=true`);
+
+        const response = await fetch('/musicinfos', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+            },
+            body: JSON.stringify({ name: songNames, musictag: true })
+        });
         return response.json();
     },
 
diff --git a/xiaomusic/static/tailwind/index.html b/xiaomusic/static/tailwind/index.html
index 94df40a..fb5706a 100644
--- a/xiaomusic/static/tailwind/index.html
+++ b/xiaomusic/static/tailwind/index.html
@@ -927,7 +927,8 @@
 
                                 // 验证URL是否有效
                                 const validUrl = new URL(musicInfo.url);
-                                if (!validUrl.pathname.endsWith('.mp3')) {
+                                const audioExts = ['.mp3', '.flac', '.wav', '.ogg', '.aac', '.m4a', '.wma', '.ape'];
+                                if (!audioExts.some(ext => validUrl.pathname.endsWith(ext))) {
                                     console.error('Invalid music URL format:', validUrl);
                                     showMessage('音乐文件格式不支持', 'alert-error');
                                     return;