diff --git a/im-platform/src/main/java/com/bx/implatform/controller/third/ThirdUserController.java b/im-platform/src/main/java/com/bx/implatform/controller/third/ThirdUserController.java
index bc8f684..ecd357d 100644
--- a/im-platform/src/main/java/com/bx/implatform/controller/third/ThirdUserController.java
+++ b/im-platform/src/main/java/com/bx/implatform/controller/third/ThirdUserController.java
@@ -3,11 +3,13 @@ package com.bx.implatform.controller.third;
 import com.bx.implatform.dto.third.user.ThirdCreateOrUpdateUserDTO;
 import com.bx.implatform.dto.third.user.ThirdGetUserByUserIdDTO;
 import com.bx.implatform.dto.third.user.ThirdLoginDTO;
+import com.bx.implatform.dto.third.user.ThirdUserOnLineStatusDto;
 import com.bx.implatform.result.Result;
 import com.bx.implatform.result.ResultUtils;
 import com.bx.implatform.service.third.ThirdUserService;
 import com.bx.implatform.vo.third.user.ThirdGetUserByUserIdVO;
 import com.bx.implatform.vo.third.user.ThirdLoginVO;
+import com.bx.implatform.vo.third.user.ThirdUserOnLineStatusVo;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
@@ -15,6 +17,8 @@ import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 @Slf4j
 @RestController
 @RequestMapping("/third/user")
@@ -44,4 +48,10 @@ public class ThirdUserController {
         return ResultUtils.success();
     }
 
+    @PostMapping("/getUserOnlineStatusById")
+    @Operation(summary = "查询用户在线状态", description = "查询用户在线状态")
+    public Result<List<ThirdUserOnLineStatusVo>> getUserOnlineStatusById(@Valid @RequestBody ThirdUserOnLineStatusDto dto) {
+        return ResultUtils.success(thirdUserService.getUserOnlineStatusById(dto));
+    }
+
 }
diff --git a/im-platform/src/main/java/com/bx/implatform/dto/third/user/ThirdUserOnLineStatusDto.java b/im-platform/src/main/java/com/bx/implatform/dto/third/user/ThirdUserOnLineStatusDto.java
new file mode 100644
index 0000000..0bc080a
--- /dev/null
+++ b/im-platform/src/main/java/com/bx/implatform/dto/third/user/ThirdUserOnLineStatusDto.java
@@ -0,0 +1,17 @@
+package com.bx.implatform.dto.third.user;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * 查询用户在线状态
+ */
+@Data
+public class ThirdUserOnLineStatusDto {
+
+    @Schema(description = "用户ids")
+    private List<Long> userIdList;
+
+}
diff --git a/im-platform/src/main/java/com/bx/implatform/service/third/ThirdUserService.java b/im-platform/src/main/java/com/bx/implatform/service/third/ThirdUserService.java
index 79e561d..bddbc61 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/third/ThirdUserService.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/third/ThirdUserService.java
@@ -4,11 +4,15 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import com.bx.implatform.dto.third.user.ThirdCreateOrUpdateUserDTO;
 import com.bx.implatform.dto.third.user.ThirdGetUserByUserIdDTO;
 import com.bx.implatform.dto.third.user.ThirdLoginDTO;
+import com.bx.implatform.dto.third.user.ThirdUserOnLineStatusDto;
 import com.bx.implatform.entity.User;
 import com.bx.implatform.vo.third.user.ThirdGetUserByUserIdVO;
 import com.bx.implatform.vo.third.user.ThirdLoginVO;
+import com.bx.implatform.vo.third.user.ThirdUserOnLineStatusVo;
 import jakarta.validation.Valid;
 
+import java.util.List;
+
 public interface ThirdUserService extends IService<User> {
 
     /**
@@ -25,4 +29,9 @@ public interface ThirdUserService extends IService<User> {
      * 根据userId查询用户详情
      */
     ThirdGetUserByUserIdVO getUserByUserId(@Valid ThirdGetUserByUserIdDTO dto);
+
+    /**
+     * 查询用户在线状态
+     */
+    List<ThirdUserOnLineStatusVo> getUserOnlineStatusById(@Valid ThirdUserOnLineStatusDto dto);
 }
diff --git a/im-platform/src/main/java/com/bx/implatform/service/third/impl/ThirdUserServiceImpl.java b/im-platform/src/main/java/com/bx/implatform/service/third/impl/ThirdUserServiceImpl.java
index 35fb55a..877cab8 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/third/impl/ThirdUserServiceImpl.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/third/impl/ThirdUserServiceImpl.java
@@ -2,12 +2,15 @@ package com.bx.implatform.service.third.impl;
 
 import cn.hutool.core.util.ObjectUtil;
 import com.alibaba.fastjson.JSON;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.bx.imclient.IMClient;
 import com.bx.imcommon.util.JwtUtil;
 import com.bx.implatform.config.props.JwtProperties;
 import com.bx.implatform.dto.third.user.ThirdCreateOrUpdateUserDTO;
 import com.bx.implatform.dto.third.user.ThirdGetUserByUserIdDTO;
 import com.bx.implatform.dto.third.user.ThirdLoginDTO;
+import com.bx.implatform.dto.third.user.ThirdUserOnLineStatusDto;
 import com.bx.implatform.entity.User;
 import com.bx.implatform.exception.GlobalException;
 import com.bx.implatform.mapper.UserMapper;
@@ -16,11 +19,15 @@ import com.bx.implatform.session.UserSession;
 import com.bx.implatform.util.BeanUtils;
 import com.bx.implatform.vo.third.user.ThirdGetUserByUserIdVO;
 import com.bx.implatform.vo.third.user.ThirdLoginVO;
+import com.bx.implatform.vo.third.user.ThirdUserOnLineStatusVo;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * 第三方用户
  */
@@ -32,6 +39,8 @@ public class ThirdUserServiceImpl extends ServiceImpl<UserMapper, User> implemen
     private final PasswordEncoder passwordEncoder;
     private final JwtProperties jwtProperties;
 
+    private final IMClient imClient;
+
     /**
      * 用户登录
      */
@@ -90,4 +99,24 @@ public class ThirdUserServiceImpl extends ServiceImpl<UserMapper, User> implemen
         return BeanUtils.copyProperties(user, ThirdGetUserByUserIdVO.class);
     }
 
+    /**
+     * 查询用户在线状态
+     */
+    @Override
+    public List<ThirdUserOnLineStatusVo> getUserOnlineStatusById(ThirdUserOnLineStatusDto dto) {
+        if (ObjectUtil.isEmpty(dto.getUserIdList())) {
+            return new ArrayList<>();
+        }
+        List<User> userIdList = baseMapper.selectList(new LambdaQueryWrapper<User>()
+                .select(User::getId)
+                .in(User::getId, dto.getUserIdList())
+        );
+        return userIdList.stream().map(item -> {
+            ThirdUserOnLineStatusVo entity = new ThirdUserOnLineStatusVo();
+            entity.setId(item.getId());
+            entity.setOnline(imClient.isOnline(item.getId()));
+            return entity;
+        }).toList();
+    }
+
 }
diff --git a/im-platform/src/main/java/com/bx/implatform/vo/third/user/ThirdUserOnLineStatusVo.java b/im-platform/src/main/java/com/bx/implatform/vo/third/user/ThirdUserOnLineStatusVo.java
new file mode 100644
index 0000000..6e5eaa3
--- /dev/null
+++ b/im-platform/src/main/java/com/bx/implatform/vo/third/user/ThirdUserOnLineStatusVo.java
@@ -0,0 +1,18 @@
+package com.bx.implatform.vo.third.user;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+/**
+ * 查询用户在线状态
+ */
+@Data
+public class ThirdUserOnLineStatusVo {
+
+    @Schema(description = "用户id")
+    private Long id;
+
+    @Schema(description = "是否在线")
+    private Boolean online;
+
+}