diff --git a/src/services/ccrRelayService.js b/src/services/ccrRelayService.js
index 2f812ad9..3b48f9e9 100644
--- a/src/services/ccrRelayService.js
+++ b/src/services/ccrRelayService.js
@@ -478,7 +478,14 @@ class CcrRelayService {
       // 更新最后使用时间
       await this._updateLastUsedTime(accountId)
     } catch (error) {
-      logger.error(`❌ CCR stream relay failed (Account: ${account?.name || accountId}):`, error)
+      // 客户端主动断开连接是正常情况，使用 INFO 级别
+      if (error.message === 'Client disconnected') {
+        logger.info(
+          `🔌 CCR stream relay ended: Client disconnected (Account: ${account?.name || accountId})`
+        )
+      } else {
+        logger.error(`❌ CCR stream relay failed (Account: ${account?.name || accountId}):`, error)
+      }
       throw error
     } finally {
       // 📬 释放用户消息队列锁（兜底，正常情况下已在收到响应头后提前释放）
diff --git a/src/services/claudeConsoleRelayService.js b/src/services/claudeConsoleRelayService.js
index 9b539b8c..6280c57c 100644
--- a/src/services/claudeConsoleRelayService.js
+++ b/src/services/claudeConsoleRelayService.js
@@ -659,10 +659,17 @@ class ClaudeConsoleRelayService {
       // 更新最后使用时间
       await this._updateLastUsedTime(accountId)
     } catch (error) {
-      logger.error(
-        `❌ Claude Console stream relay failed (Account: ${account?.name || accountId}):`,
-        error
-      )
+      // 客户端主动断开连接是正常情况，使用 INFO 级别
+      if (error.message === 'Client disconnected') {
+        logger.info(
+          `🔌 Claude Console stream relay ended: Client disconnected (Account: ${account?.name || accountId})`
+        )
+      } else {
+        logger.error(
+          `❌ Claude Console stream relay failed (Account: ${account?.name || accountId}):`,
+          error
+        )
+      }
       throw error
     } finally {
       // 🛑 清理租约刷新定时器
diff --git a/src/services/claudeRelayService.js b/src/services/claudeRelayService.js
index 48b22413..a0366b40 100644
--- a/src/services/claudeRelayService.js
+++ b/src/services/claudeRelayService.js
@@ -1452,7 +1452,12 @@ class ClaudeRelayService {
         }
       )
     } catch (error) {
-      logger.error(`❌ Claude stream relay with usage capture failed:`, error)
+      // 客户端主动断开连接是正常情况，使用 INFO 级别
+      if (error.message === 'Client disconnected') {
+        logger.info(`🔌 Claude stream relay ended: Client disconnected`)
+      } else {
+        logger.error(`❌ Claude stream relay with usage capture failed:`, error)
+      }
       throw error
     } finally {
       // 📬 释放用户消息队列锁（兜底，正常情况下已在收到响应头后提前释放）
diff --git a/src/services/droidRelayService.js b/src/services/droidRelayService.js
index 25909c4b..115be7d9 100644
--- a/src/services/droidRelayService.js
+++ b/src/services/droidRelayService.js
@@ -336,7 +336,12 @@ class DroidRelayService {
         )
       }
     } catch (error) {
-      logger.error(`❌ Droid relay error: ${error.message}`, error)
+      // 客户端主动断开连接是正常情况，使用 INFO 级别
+      if (error.message === 'Client disconnected') {
+        logger.info(`🔌 Droid relay ended: Client disconnected`)
+      } else {
+        logger.error(`❌ Droid relay error: ${error.message}`, error)
+      }
 
       const status = error?.response?.status
       if (status >= 400 && status < 500) {