diff --git a/apps/desktop/src/App.vue b/apps/desktop/src/App.vue
index 6f921da53..0e2b7c101 100644
--- a/apps/desktop/src/App.vue
+++ b/apps/desktop/src/App.vue
@@ -61,6 +61,7 @@ import {
   isResetZoomShortcut,
   isRefreshDataShortcut,
   isSaveShortcut,
+  isSendSelectionToAiShortcut,
   isSwitchToNextTabShortcut,
   isSwitchToPreviousTabShortcut,
   isToggleSidebarShortcut,
@@ -101,6 +102,7 @@ const QuickOpenDialog = defineAsyncComponent(() => import("@/components/quick-op
 
 type AiAssistantHandle = {
   triggerAction: (action: AiAction, instruction?: string) => void;
+  setPrompt: (text: string) => void;
 };
 
 const { t } = useI18n();
@@ -475,12 +477,35 @@ function toggleSqlFilePanel() {
   safeLocalStorageSet("dbx-sql-file-panel-open", String(showSqlFilePanel.value));
 }
 
+function invokeWhenAiReady(invoke: (handle: AiAssistantHandle) => void) {
+  if (aiAssistantRef.value) {
+    invoke(aiAssistantRef.value);
+    return;
+  }
+  // AiAssistant 是异步组件，首次打开面板时单个 nextTick 不足以等待挂载完成，
+  // 因此监听 ref，待其从 null 变为组件实例后再调用。
+  const stop = watch(aiAssistantRef, (handle) => {
+    if (handle) {
+      stop();
+      invoke(handle);
+    }
+  });
+}
+
 function fixWithAi(errorMessage: string) {
   if (!showAiPanel.value) {
     showAiPanel.value = true;
     safeLocalStorageSet("dbx-ai-panel-open", "true");
   }
-  nextTick(() => aiAssistantRef.value?.triggerAction("fix", errorMessage));
+  invokeWhenAiReady((handle) => handle.triggerAction("fix", errorMessage));
+}
+
+function sendSelectionToAi(sql: string) {
+  if (!showAiPanel.value) {
+    showAiPanel.value = true;
+    safeLocalStorageSet("dbx-ai-panel-open", "true");
+  }
+  invokeWhenAiReady((handle) => handle.setPrompt(sql));
 }
 
 function openAiPanel() {
@@ -508,7 +533,7 @@ function analyzeHistoryWithAi(entry: HistoryEntry) {
   const title = t("history.aiAnalysisTab");
   const tabId = queryStore.createTab(connectionId, database || "", title, "query");
   queryStore.updateSql(tabId, entry.sql);
-  nextTick(() => aiAssistantRef.value?.triggerAction("explain", buildHistoryAiAnalysisPrompt(entry)));
+  invokeWhenAiReady((handle) => handle.triggerAction("explain", buildHistoryAiAnalysisPrompt(entry)));
 }
 
 function formatActiveSql() {
@@ -1505,6 +1530,12 @@ function handleKeydown(e: KeyboardEvent) {
     requestActiveEditorExecute();
     return;
   }
+  if (activeTab.value?.mode === "query" && isSendSelectionToAiShortcut(e, shortcuts) && e.target instanceof Element && e.target.closest("[data-query-editor-root]")) {
+    e.preventDefault();
+    e.stopPropagation();
+    if (selectedSql.value.trim()) sendSelectionToAi(selectedSql.value);
+    return;
+  }
   if (isModRShortcut(e) && e.target instanceof Element && contentAreaRef.value?.handleModRTarget(e.target)) {
     e.preventDefault();
     e.stopPropagation();
@@ -1847,6 +1878,7 @@ onUnmounted(() => {
                     :block-dangerous-redis-commands="blockDangerousRedisCommands"
                     @update:active-output-view="activeOutputView = $event"
                     @fix-with-ai="fixWithAi"
+                    @send-selection-to-ai="sendSelectionToAi"
                     @execute="tryExecute($event)"
                     @cancel="cancelActiveExecution()"
                     @explain="tryExplain()"
diff --git a/apps/desktop/src/components/editor/AiAssistant.vue b/apps/desktop/src/components/editor/AiAssistant.vue
index 75e21db60..c334e5cfe 100644
--- a/apps/desktop/src/components/editor/AiAssistant.vue
+++ b/apps/desktop/src/components/editor/AiAssistant.vue
@@ -1656,7 +1656,12 @@ function triggerAction(action: AiAction, instruction?: string) {
   send();
 }
 
-defineExpose({ triggerAction });
+function setPrompt(text: string) {
+  prompt.value = text;
+  nextTick(() => promptTextareaRef.value?.focus());
+}
+
+defineExpose({ triggerAction, setPrompt });
 
 const messageRenderer = computed(() => {
   const appearance = aiCodeAppearance.value;
diff --git a/apps/desktop/src/components/editor/QueryEditor.vue b/apps/desktop/src/components/editor/QueryEditor.vue
index 13d3fdb84..e6cde957a 100644
--- a/apps/desktop/src/components/editor/QueryEditor.vue
+++ b/apps/desktop/src/components/editor/QueryEditor.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { ref, onMounted, onBeforeUnmount, onActivated, onDeactivated, watch, shallowRef, computed, nextTick } from "vue";
-import { CaseLower, CaseUpper, FileCode, PencilRuler, Play, Copy, Table2, TextSelect } from "@lucide/vue";
+import { CaseLower, CaseUpper, FileCode, PencilRuler, Play, Copy, Sparkles, Table2, TextSelect } from "@lucide/vue";
 import { useI18n } from "vue-i18n";
 import type { CompletionContext } from "@codemirror/autocomplete";
 import type { EditorView as EditorViewType } from "@codemirror/view";
@@ -103,6 +103,7 @@ const emit = defineEmits<{
   closeColumnPanel: [];
   viewportChange: [viewport: { scrollTop: number; scrollLeft: number }];
   selectionStateChange: [selection: { anchor: number; head: number }];
+  sendSelectionToAi: [sql: string];
 }>();
 
 const editorRef = ref<HTMLDivElement>();
@@ -884,6 +885,15 @@ const contextMenuItems = computed<ContextMenuItem[]>(() => {
       icon: Copy,
       shortcut: "Mod+C",
     },
+    {
+      label: t("editor.contextMenu.sendToAi"),
+      action: () => {
+        if (selectedSql.value.trim()) emit("sendSelectionToAi", selectedSql.value);
+      },
+      disabled: !canCopySelectedSql.value,
+      icon: Sparkles,
+      shortcut: shortcuts.sendSelectionToAi,
+    },
     {
       label: t("editor.contextMenu.uppercaseSelection"),
       action: () => convertSelectedSqlCase("upper"),
@@ -945,6 +955,11 @@ function runKeymapExtension(codeMirrorKeymap: (typeof import("@codemirror/view")
           void pasteClipboardAsSqlInCondition();
           return true;
         }),
+        ...binding(shortcuts.sendSelectionToAi, (currentView) => {
+          const sql = selectedSqlFromView(currentView);
+          if (sql.trim()) emit("sendSelectionToAi", sql);
+          return true;
+        }),
       ]),
     ) ?? [],
     codeMirrorKeymap.of(
diff --git a/apps/desktop/src/components/layout/ContentArea.vue b/apps/desktop/src/components/layout/ContentArea.vue
index ee20a083a..eea3918b0 100644
--- a/apps/desktop/src/components/layout/ContentArea.vue
+++ b/apps/desktop/src/components/layout/ContentArea.vue
@@ -123,6 +123,7 @@ const props = defineProps<{
 const emit = defineEmits<{
   "update:activeOutputView": [value: "result" | "summary" | "explain" | "chart"];
   fixWithAi: [errorMessage: string];
+  sendSelectionToAi: [sql: string];
   execute: [sqlOverride?: SqlExecutionOverride];
   saveSql: [];
   cancel: [];
@@ -759,6 +760,7 @@ defineExpose({ focusSearch, refreshData, handleModRTarget, requestQueryEditorExe
               :initial-selection="activeTab.editorSelection"
               @update:model-value="emit('editorUpdate', activeTab.id, $event)"
               @selection-change="emit('editorSelectionChange', $event)"
+              @send-selection-to-ai="emit('sendSelectionToAi', $event)"
               @cursor-change="emit('editorCursorChange', $event)"
               @viewport-change="emit('editorViewportChange', activeTab.id, $event)"
               @selection-state-change="emit('editorSelectionStateChange', activeTab.id, $event)"
diff --git a/apps/desktop/src/i18n/locales/en.ts b/apps/desktop/src/i18n/locales/en.ts
index 91e906bc1..a2237ae2c 100644
--- a/apps/desktop/src/i18n/locales/en.ts
+++ b/apps/desktop/src/i18n/locales/en.ts
@@ -536,6 +536,7 @@ export default {
       executeSelection: "Execute selection",
       executeCurrent: "Execute SQL",
       copySelection: "Copy selection",
+      sendToAi: "Send to AI",
       uppercaseSelection: "Convert to uppercase",
       lowercaseSelection: "Convert to lowercase",
       selectAll: "Select all",
@@ -3171,6 +3172,7 @@ export default {
     shortcutCopySidebarSelection: "Copy sidebar selection",
     shortcutPasteSidebarSelection: "Paste into sidebar",
     shortcutEditSidebarConnection: "Edit sidebar connection",
+    shortcutSendSelectionToAi: "Send selection to AI",
     shortcutScopeGlobal: "Global",
     shortcutScopeEditor: "SQL editor",
     shortcutScopeGrid: "Data grid",
diff --git a/apps/desktop/src/i18n/locales/es.ts b/apps/desktop/src/i18n/locales/es.ts
index ce9870225..783afeba3 100644
--- a/apps/desktop/src/i18n/locales/es.ts
+++ b/apps/desktop/src/i18n/locales/es.ts
@@ -519,6 +519,7 @@ export default withEnglishFallback({
       executeSelection: "Ejecutar seleccion",
       executeCurrent: "Ejecutar SQL",
       copySelection: "Copiar seleccion",
+      sendToAi: "Enviar a IA",
       uppercaseSelection: "Convertir a mayusculas",
       lowercaseSelection: "Convertir a minusculas",
       selectAll: "Seleccionar todo",
@@ -3072,6 +3073,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "Copiar selección de la barra lateral",
     shortcutPasteSidebarSelection: "Pegar en la barra lateral",
     shortcutEditSidebarConnection: "Editar conexión de la barra lateral",
+    shortcutSendSelectionToAi: "Enviar selección a IA",
     shortcutScopeGlobal: "Global",
     shortcutScopeEditor: "Editor SQL",
     shortcutScopeGrid: "Cuadrícula de datos",
diff --git a/apps/desktop/src/i18n/locales/it.ts b/apps/desktop/src/i18n/locales/it.ts
index 8d706f373..db7d82595 100644
--- a/apps/desktop/src/i18n/locales/it.ts
+++ b/apps/desktop/src/i18n/locales/it.ts
@@ -517,6 +517,7 @@ export default withEnglishFallback({
       executeSelection: "Esegui selezione",
       executeCurrent: "Esegui SQL",
       copySelection: "Copia selezione",
+      sendToAi: "Invia ad AI",
       uppercaseSelection: "Converti in maiuscolo",
       lowercaseSelection: "Converti in minuscolo",
       selectAll: "Seleziona tutto",
@@ -3070,6 +3071,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "Copia selezione barra laterale",
     shortcutPasteSidebarSelection: "Incolla nella barra laterale",
     shortcutEditSidebarConnection: "Modifica connessione barra laterale",
+    shortcutSendSelectionToAi: "Invia selezione ad AI",
     shortcutScopeGlobal: "Globale",
     shortcutScopeEditor: "Editor SQL",
     shortcutScopeGrid: "Griglia dati",
diff --git a/apps/desktop/src/i18n/locales/ja.ts b/apps/desktop/src/i18n/locales/ja.ts
index 5df7e831a..fee2f0cf8 100644
--- a/apps/desktop/src/i18n/locales/ja.ts
+++ b/apps/desktop/src/i18n/locales/ja.ts
@@ -516,6 +516,7 @@ export default withEnglishFallback({
       executeSelection: "選択範囲を実行",
       executeCurrent: "SQLを実行",
       copySelection: "選択範囲をコピー",
+      sendToAi: "AIに送信",
       uppercaseSelection: "大文字に変換",
       lowercaseSelection: "小文字に変換",
       selectAll: "すべて選択",
@@ -3054,6 +3055,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "サイドバーの選択をコピー",
     shortcutPasteSidebarSelection: "サイドバーに貼り付け",
     shortcutEditSidebarConnection: "サイドバー接続を編集",
+    shortcutSendSelectionToAi: "選択範囲をAIに送信",
     shortcutScopeGlobal: "グローバル",
     shortcutScopeEditor: "SQLエディタ",
     shortcutScopeGrid: "データグリッド",
diff --git a/apps/desktop/src/i18n/locales/pt-BR.ts b/apps/desktop/src/i18n/locales/pt-BR.ts
index f87fc5a61..d7c0f7a51 100644
--- a/apps/desktop/src/i18n/locales/pt-BR.ts
+++ b/apps/desktop/src/i18n/locales/pt-BR.ts
@@ -518,6 +518,7 @@ export default withEnglishFallback({
       executeSelection: "Executar seleção",
       executeCurrent: "Executar SQL",
       copySelection: "Copiar seleção",
+      sendToAi: "Enviar para IA",
       uppercaseSelection: "Converter para maiúsculas",
       lowercaseSelection: "Converter para minúsculas",
       selectAll: "Selecionar tudo",
@@ -3071,6 +3072,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "Copiar seleção da barra lateral",
     shortcutPasteSidebarSelection: "Colar na barra lateral",
     shortcutEditSidebarConnection: "Editar conexão da barra lateral",
+    shortcutSendSelectionToAi: "Enviar seleção para IA",
     shortcutScopeGlobal: "Global",
     shortcutScopeEditor: "Editor SQL",
     shortcutScopeGrid: "Grade de dados",
diff --git a/apps/desktop/src/i18n/locales/zh-CN.ts b/apps/desktop/src/i18n/locales/zh-CN.ts
index 20c03ed8b..619c6d7eb 100644
--- a/apps/desktop/src/i18n/locales/zh-CN.ts
+++ b/apps/desktop/src/i18n/locales/zh-CN.ts
@@ -538,6 +538,7 @@ export default withEnglishFallback({
       executeSelection: "执行选中 SQL",
       executeCurrent: "执行 SQL",
       copySelection: "复制选中内容",
+      sendToAi: "发送到 AI",
       uppercaseSelection: "转为大写",
       lowercaseSelection: "转为小写",
       selectAll: "全选",
@@ -3174,6 +3175,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "复制侧边栏选中项",
     shortcutPasteSidebarSelection: "粘贴到侧边栏",
     shortcutEditSidebarConnection: "编辑侧边栏连接",
+    shortcutSendSelectionToAi: "发送选中代码到 AI",
     shortcutScopeGlobal: "全局",
     shortcutScopeEditor: "SQL 编辑器",
     shortcutScopeGrid: "数据表格",
diff --git a/apps/desktop/src/i18n/locales/zh-TW.ts b/apps/desktop/src/i18n/locales/zh-TW.ts
index 5c81fe99a..40999e2d6 100644
--- a/apps/desktop/src/i18n/locales/zh-TW.ts
+++ b/apps/desktop/src/i18n/locales/zh-TW.ts
@@ -518,6 +518,7 @@ export default withEnglishFallback({
       executeSelection: "執行選取 SQL",
       executeCurrent: "執行 SQL",
       copySelection: "複製選取內容",
+      sendToAi: "傳送至 AI",
       uppercaseSelection: "轉為大寫",
       lowercaseSelection: "轉為小寫",
       selectAll: "全選",
@@ -2911,6 +2912,7 @@ export default withEnglishFallback({
     shortcutCopySidebarSelection: "複製側邊欄選取項",
     shortcutPasteSidebarSelection: "貼到側邊欄",
     shortcutEditSidebarConnection: "編輯側邊欄連線",
+    shortcutSendSelectionToAi: "傳送選取程式碼至 AI",
     shortcutScopeGlobal: "全域",
     shortcutScopeEditor: "SQL 編輯器",
     shortcutScopeGrid: "資料表格",
diff --git a/apps/desktop/src/lib/editor/keyboardShortcuts.ts b/apps/desktop/src/lib/editor/keyboardShortcuts.ts
index bad5f8340..3bc394543 100644
--- a/apps/desktop/src/lib/editor/keyboardShortcuts.ts
+++ b/apps/desktop/src/lib/editor/keyboardShortcuts.ts
@@ -76,6 +76,10 @@ export function isCloseTabShortcut(event: ShortcutLikeEvent, shortcuts?: Partial
   return matchesShortcut(event, actionShortcut("closeTab", shortcuts));
 }
 
+export function isSendSelectionToAiShortcut(event: ShortcutLikeEvent, shortcuts?: Partial<ShortcutSettings>): boolean {
+  return matchesShortcut(event, actionShortcut("sendSelectionToAi", shortcuts));
+}
+
 export function isNewQueryShortcut(event: ShortcutLikeEvent, shortcuts?: Partial<ShortcutSettings>): boolean {
   return matchesShortcut(event, actionShortcut("newQuery", shortcuts));
 }
diff --git a/apps/desktop/src/lib/editor/shortcutRegistry.ts b/apps/desktop/src/lib/editor/shortcutRegistry.ts
index 9d033bcaf..71b8486a7 100644
--- a/apps/desktop/src/lib/editor/shortcutRegistry.ts
+++ b/apps/desktop/src/lib/editor/shortcutRegistry.ts
@@ -49,7 +49,8 @@ export type ShortcutActionId =
   | "toggleSidebar"
   | "copySidebarSelection"
   | "pasteSidebarSelection"
-  | "editSidebarConnection";
+  | "editSidebarConnection"
+  | "sendSelectionToAi";
 
 export type ShortcutScope = "global" | "editor" | "grid" | "search" | "sidebar";
 
@@ -357,6 +358,12 @@ export const SHORTCUT_DEFINITIONS: ShortcutDefinition[] = [
     scope: "sidebar",
     defaultShortcut: "Mod+E",
   },
+  {
+    id: "sendSelectionToAi",
+    labelKey: "settings.shortcutSendSelectionToAi",
+    scope: "editor",
+    defaultShortcut: "Mod+Shift+A",
+  },
 ];
 
 export const DEFAULT_SHORTCUT_SETTINGS: ShortcutSettings = Object.fromEntries(SHORTCUT_DEFINITIONS.map((definition) => [definition.id, definition.defaultShortcut])) as ShortcutSettings;