From e195a25972e2a7b49313bf04f6d77033f468d26d Mon Sep 17 00:00:00 2001
From: chanx <1243304602@qq.com>
Date: Wed, 12 Aug 2026 09:36:45 +0800
Subject: [PATCH] fix: prevent stale loading state on previous agent chat reply
 (#18124)

---
 web/src/pages/agent/chat/box.tsx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/web/src/pages/agent/chat/box.tsx b/web/src/pages/agent/chat/box.tsx
index 2d0ad3c8fb..d6144c68e0 100644
--- a/web/src/pages/agent/chat/box.tsx
+++ b/web/src/pages/agent/chat/box.tsx
@@ -107,7 +107,8 @@ function AgentChatBox() {
                   loading={
                     message.role === MessageType.Assistant &&
                     sendLoading &&
-                    derivedMessages.length - 1 === i
+                    derivedMessages.length - 1 === i &&
+                    !message.content
                   }
                   key={buildMessageUuidWithRole(message)}
                   nickname={userInfo.nickname}
@@ -118,7 +119,7 @@ function AgentChatBox() {
                   clickDocumentButton={clickDocumentButton}
                   index={i}
                   showLikeButton={false}
-                  sendLoading={sendLoading}
+                  sendLoading={sendLoading && derivedMessages.length - 1 === i}
                 >
                   {message.role === MessageType.Assistant &&
                     derivedMessages.length - 1 === i && (