diff --git a/app/Models/WebSocketDialogMsg.php b/app/Models/WebSocketDialogMsg.php
index ba14d310f..06181e775 100644
--- a/app/Models/WebSocketDialogMsg.php
+++ b/app/Models/WebSocketDialogMsg.php
@@ -657,6 +657,7 @@ class WebSocketDialogMsg extends AbstractModel
         $text = $msgData['text'] ?? '';
         if (!$text) return '';
         if ($msgData['type'] === 'md') {
+            $text = preg_replace("/:::\s*reasoning[\s\S]*?:::/", "", $text);
             $text = Base::markdown2html($text);
             $text = self::previewConvertTaskList($text);
         }
diff --git a/resources/assets/js/functions/web.js b/resources/assets/js/functions/web.js
index e8528e829..e34edb352 100755
--- a/resources/assets/js/functions/web.js
+++ b/resources/assets/js/functions/web.js
@@ -246,6 +246,7 @@ import {convertLocalResourcePath} from "../components/Replace/utils";
                 return '';
             }
             if (type === 'md') {
+                text = text.replace(/:::\s*reasoning[\s\S]*?:::/g, "");
                 text = MarkdownPreview(text);
             }
             //
diff --git a/resources/assets/js/store/markdown.js b/resources/assets/js/store/markdown.js
index 57c3ee2b9..ec115ae30 100644
--- a/resources/assets/js/store/markdown.js
+++ b/resources/assets/js/store/markdown.js
@@ -68,7 +68,72 @@ const MarkdownPluginUtils = {
         return value;
     },
 
-    // 修改初始化插件函数
+    // 修改初始化插件函数（推理）
+    initReasoningPlugin(md) {
+        md.block.ruler.before('fence', 'reasoning', (state, startLine, endLine, silent) => {
+            const start = state.bMarks[startLine] + state.tShift[startLine];
+            const max = state.eMarks[startLine];
+            const firstLine = state.src.slice(start, max).trim();
+
+            // 检查是否匹配 :::reasoning 开始标记
+            const match = firstLine.match(/^:::\s*reasoning(?:\s+(\S+))?$/);
+            if (!match) {
+                return false;
+            }
+
+            if (silent) {
+                return true;
+            }
+
+            let nextLine = startLine + 1;
+            let content = [];
+
+            // 查找结束标记 :::
+            while (nextLine < endLine) {
+                const lineStart = state.bMarks[nextLine] + state.tShift[nextLine];
+                const lineMax = state.eMarks[nextLine];
+                const currentLine = state.src.slice(lineStart, lineMax);
+
+                if (currentLine.trim() === ':::') {
+                    break;
+                }
+
+                content.push(state.getLines(nextLine, nextLine + 1, state.tShift[nextLine], true));
+                nextLine++;
+            }
+
+            // 创建外层容器
+            let token = state.push('reasoning_open', 'div', 1);
+            token.attrs = [['class', 'apply-reasoning']];
+
+            // 创建标签
+            token = state.push('reasoning_label_open', 'div', 1);
+            token.attrs = [['class', 'reasoning-label']];
+            token = state.push('text', '', 0);
+            token.content = $A.L('思考过程');
+            state.push('reasoning_label_close', 'div', -1);
+
+            // 创建内容容器
+            token = state.push('reasoning_content_open', 'div', 1);
+            token.attrs = [['class', 'reasoning-content']];
+
+            // 处理内容
+            if (content.length > 0) {
+                state.md.block.parse(content.join('\n'), state.md, state.env, state.tokens);
+            }
+
+            // 关闭内容容器
+            state.push('reasoning_content_close', 'div', -1);
+
+            // 关闭外层容器
+            state.push('reasoning_close', 'div', -1);
+
+            state.line = nextLine + 1;
+            return true;
+        });
+    },
+
+    // 修改初始化插件函数（创建任务）
     initCreateTaskPlugin(md) {
         md.block.ruler.before('fence', 'create-task', (state, startLine, endLine, silent) => {
             const start = state.bMarks[startLine] + state.tShift[startLine];
@@ -201,6 +266,7 @@ export function MarkdownConver(text) {
         })
         MarkdownUtils.mdi.use(mila, {attrs: {target: '_blank', rel: 'noopener'}})
         MarkdownUtils.mdi.use(mdKatex, {blockClass: 'katexmath-block rounded-md p-[10px]', errorColor: ' #cc0000'})
+        MarkdownPluginUtils.initReasoningPlugin(MarkdownUtils.mdi);
         MarkdownPluginUtils.initCreateTaskPlugin(MarkdownUtils.mdi);
     }
     return MarkdownUtils.formatMsg(MarkdownUtils.mdi.render(text))
@@ -209,6 +275,7 @@ export function MarkdownConver(text) {
 export function MarkdownPreview(text) {
     if (MarkdownUtils.mds === null) {
         MarkdownUtils.mds = MarkdownIt()
+        MarkdownPluginUtils.initReasoningPlugin(MarkdownUtils.mds);
         MarkdownPluginUtils.initCreateTaskPlugin(MarkdownUtils.mds);
     }
     return MarkdownUtils.mds.render(text)
diff --git a/resources/assets/sass/dark.scss b/resources/assets/sass/dark.scss
index 5495ea282..869d67360 100644
--- a/resources/assets/sass/dark.scss
+++ b/resources/assets/sass/dark.scss
@@ -306,6 +306,12 @@ body.dark-mode-reverse {
                 }
             }
         }
+
+        .apply-reasoning {
+            &:before {
+                background-color: #4e4e56;
+            }
+        }
     }
 
     .dialog-group-info {
diff --git a/resources/assets/sass/pages/components/dialog-wrapper.scss b/resources/assets/sass/pages/components/dialog-wrapper.scss
index 32defeb85..fe8605e37 100644
--- a/resources/assets/sass/pages/components/dialog-wrapper.scss
+++ b/resources/assets/sass/pages/components/dialog-wrapper.scss
@@ -2053,6 +2053,34 @@
         pointer-events: none;
     }
 
+    .apply-reasoning {
+        margin: 0 0 12px 0;
+        padding: 0 0 0 13px;
+        line-height: 26px;
+        position: relative;
+
+        &:before {
+            content: "";
+            position: absolute;
+            top: 0;
+            left: 0;
+            bottom: 0;
+            width: 2px;
+            background-color: #e1e1e1;
+        }
+
+        .reasoning-label {
+            margin-bottom: 4px;
+        }
+
+        .reasoning-content {
+            opacity: 0.5;
+            > p:last-child {
+                margin-bottom: 0;
+            }
+        }
+    }
+
     .apply-create-task {
         min-width: 160px;
         margin-bottom: 16px;