diff --git a/src/assets/locale/ar/common.json b/src/assets/locale/ar/common.json
index a4be827..c6d3985 100644
--- a/src/assets/locale/ar/common.json
+++ b/src/assets/locale/ar/common.json
@@ -109,7 +109,7 @@
         "translate": "ترجمة",
         "custom": "مخصص"
     },
-    "citations": "الاقتباسات",
+    "webCitations": "الاقتباسات",
     "segmented": {
         "ollama": "نماذج Ollama",
         "custom": "نماذج مخصصة"
diff --git a/src/assets/locale/da/common.json b/src/assets/locale/da/common.json
index f03f256..4aaf1b8 100644
--- a/src/assets/locale/da/common.json
+++ b/src/assets/locale/da/common.json
@@ -106,7 +106,7 @@
         "translate": "Oversæt",
         "custom": "Brugerdefineret"
     },
-    "citations": "Citater",
+    "webCitations": "Citater",
     "downloadCode": "Download Kode",
     "date": {
         "pinned": "Fastgjort",
diff --git a/src/assets/locale/de/common.json b/src/assets/locale/de/common.json
index ec6c25e..b36ebf5 100644
--- a/src/assets/locale/de/common.json
+++ b/src/assets/locale/de/common.json
@@ -106,7 +106,7 @@
         "translate": "Übersetzen",
         "custom": "Benutzerdefiniert"
     },
-    "citations": "Zitate",
+    "webCitations": "Zitate",
     "downloadCode": "Code herunterladen",
     "date": {
         "pinned": "Angepinnt",
diff --git a/src/assets/locale/en/common.json b/src/assets/locale/en/common.json
index 03fb2e6..6b69bc5 100644
--- a/src/assets/locale/en/common.json
+++ b/src/assets/locale/en/common.json
@@ -39,6 +39,7 @@
     },
     "copyToClipboard": "Copy to clipboard",
     "webSearch": "Searching the web",
+    "iodSearch": "Searching the Internet of Data",
     "regenerate": "Regenerate",
     "edit": "Edit",
     "delete": "Delete",
@@ -136,7 +137,8 @@
         "translate": "Translate",
         "custom": "Custom"
     },
-    "citations": "Citations",
+    "webCitations": "Web Citations",
+    "iodCitations": "Internet of Data Citations",
     "segmented": {
         "ollama": "Ollama Models",
         "custom": "Custom Models"
diff --git a/src/assets/locale/en/playground.json b/src/assets/locale/en/playground.json
index d673f04..bb9ce16 100644
--- a/src/assets/locale/en/playground.json
+++ b/src/assets/locale/en/playground.json
@@ -20,6 +20,7 @@
     },
     "tooltip": {
         "searchInternet": "Search Internet",
+        "searchIod": "Search Internet of Data",
         "speechToText": "Speech to Text",
         "uploadImage": "Upload Image",
         "stopStreaming": "Stop Streaming",
diff --git a/src/assets/locale/es/common.json b/src/assets/locale/es/common.json
index aa5b01e..9bf4334 100644
--- a/src/assets/locale/es/common.json
+++ b/src/assets/locale/es/common.json
@@ -105,7 +105,7 @@
         "rephrase": "Reformular",
         "translate": "Traducir"
     },
-    "citations": "Citas",
+    "webCitations": "Citas",
     "downloadCode": "Descargar Código",
     "date": {
         "pinned": "Fijado",
diff --git a/src/assets/locale/fa/common.json b/src/assets/locale/fa/common.json
index dfe57d9..c7633fb 100644
--- a/src/assets/locale/fa/common.json
+++ b/src/assets/locale/fa/common.json
@@ -99,7 +99,7 @@
         },
         "advanced": "تنظیمات بیشتر مدل"
     },
-    "citations": "منابع",
+    "webCitations": "منابع",
     "downloadCode": "دانلود کد",
     "date": {
         "pinned": "پین شده",
diff --git a/src/assets/locale/fr/common.json b/src/assets/locale/fr/common.json
index 1fa66aa..52d49d9 100644
--- a/src/assets/locale/fr/common.json
+++ b/src/assets/locale/fr/common.json
@@ -105,7 +105,7 @@
         "rephrase": "Reformuler",
         "translate": "Traduire"
     },
-    "citations": "Citations",
+    "webCitations": "Citations",
     "downloadCode": "Télécharger le code",
     "date": {
         "pinned": "Épinglé",
diff --git a/src/assets/locale/it/common.json b/src/assets/locale/it/common.json
index 027101d..1edc7eb 100644
--- a/src/assets/locale/it/common.json
+++ b/src/assets/locale/it/common.json
@@ -105,7 +105,7 @@
         "rephrase": "Riformulare",
         "translate": "Tradurre"
     },
-    "citations": "Citazioni",
+    "webCitations": "Citazioni",
     "downloadCode": "Scarica Codice",
     "date": {
         "pinned": "Fissato",
diff --git a/src/assets/locale/ja-JP/common.json b/src/assets/locale/ja-JP/common.json
index d742427..a185035 100644
--- a/src/assets/locale/ja-JP/common.json
+++ b/src/assets/locale/ja-JP/common.json
@@ -105,7 +105,7 @@
     "rephrase": "言い換え",
     "translate": "翻訳"
   },
-  "citations": "引用",
+  "webCitations": "引用",
   "downloadCode": "コードをダウンロード",
   "date": {
     "pinned": "固定",
diff --git a/src/assets/locale/ko/common.json b/src/assets/locale/ko/common.json
index ef6511b..5df5c9d 100644
--- a/src/assets/locale/ko/common.json
+++ b/src/assets/locale/ko/common.json
@@ -105,7 +105,7 @@
     "rephrase": "다르게 표현",
     "translate": "번역"
   },
-  "citations": "인용",
+  "webCitations": "인용",
   "downloadCode": "코드 다운로드",
   "date": {
     "pinned": "고정됨",
diff --git a/src/assets/locale/ml/common.json b/src/assets/locale/ml/common.json
index ddaff67..4285b55 100644
--- a/src/assets/locale/ml/common.json
+++ b/src/assets/locale/ml/common.json
@@ -104,7 +104,7 @@
         "rephrase": "പുനഃരൂപീകരിക്കുക",
         "translate": "വിവർത്തനം ചെയ്യുക"
     },
-    "citations": "ഉദ്ധരണികൾ",
+    "webCitations": "ഉദ്ധരണികൾ",
     "downloadCode": "കോഡ് ഡൗൺലോഡ് ചെയ്യുക",
     "date": {
         "pinned": "പിൻ ചെയ്തത്",
diff --git a/src/assets/locale/no/common.json b/src/assets/locale/no/common.json
index a762bed..ad8500f 100644
--- a/src/assets/locale/no/common.json
+++ b/src/assets/locale/no/common.json
@@ -106,7 +106,7 @@
         "translate": "Oversett",
         "custom": "Egendefinert"
     },
-    "citations": "Sitater",
+    "webCitations": "Sitater",
     "downloadCode": "Last ned kode",
     "date": {
         "pinned": "Festet",
diff --git a/src/assets/locale/pt-BR/common.json b/src/assets/locale/pt-BR/common.json
index 6e3b387..334723b 100644
--- a/src/assets/locale/pt-BR/common.json
+++ b/src/assets/locale/pt-BR/common.json
@@ -105,7 +105,7 @@
     "rephrase": "Reformular",
     "translate": "Traduzir"
   },
-  "citations": "Citações",
+  "webCitations": "Citações",
   "downloadCode": "Baixar Código",
   "date": {
     "pinned": "Fixado",
diff --git a/src/assets/locale/ru/common.json b/src/assets/locale/ru/common.json
index e661445..4e2af27 100644
--- a/src/assets/locale/ru/common.json
+++ b/src/assets/locale/ru/common.json
@@ -105,7 +105,7 @@
         "rephrase": "Перефразировать",
         "translate": "Перевести"
     },
-    "citations": "Цитаты",
+    "webCitations": "Цитаты",
     "downloadCode": "Скачать код",
     "date": {
         "pinned": "Закреплено",
diff --git a/src/assets/locale/sv/common.json b/src/assets/locale/sv/common.json
index 18cf17f..8e931a7 100644
--- a/src/assets/locale/sv/common.json
+++ b/src/assets/locale/sv/common.json
@@ -106,7 +106,7 @@
         "translate": "Översätt",
         "custom": "Custom"
     },
-    "citations": "Citat",
+    "webCitations": "Citat",
     "segmented": {
         "ollama": "Ollama-modeller",
         "custom": "Custom modeller"
diff --git a/src/assets/locale/uk/common.json b/src/assets/locale/uk/common.json
index 16b4c48..32b47c1 100644
--- a/src/assets/locale/uk/common.json
+++ b/src/assets/locale/uk/common.json
@@ -106,7 +106,7 @@
         "translate": "Перекласти",
         "custom": "Власне"
     },
-    "citations": "Цитати",
+    "webCitations": "Цитати",
     "segmented": {
         "ollama": "Моделі Ollama",
         "custom": "Власні моделі"
diff --git a/src/assets/locale/zh/common.json b/src/assets/locale/zh/common.json
index 6117f1a..e57d65a 100644
--- a/src/assets/locale/zh/common.json
+++ b/src/assets/locale/zh/common.json
@@ -38,7 +38,8 @@
         }
     },
     "copyToClipboard": "复制到剪贴板",
-    "webSearch": "搜索网络",
+    "webSearch": "搜索万维网",
+    "iodSearch": "搜索数联网",
     "regenerate": "重新生成",
     "edit": "编辑",
     "delete": "删除",
@@ -105,7 +106,8 @@
         "rephrase": "重述",
         "translate": "翻译"
     },
-    "citations": "引用",
+    "webCitations": "万维网引用",
+    "iodCitations": "数联网引用",
     "downloadCode": "下载代码",
     "date": {
         "pinned": "已置顶",
diff --git a/src/assets/locale/zh/playground.json b/src/assets/locale/zh/playground.json
index 08c0863..8b371d1 100644
--- a/src/assets/locale/zh/playground.json
+++ b/src/assets/locale/zh/playground.json
@@ -19,7 +19,8 @@
         }
     },
     "tooltip": {
-        "searchInternet": "搜索互联网",
+        "searchInternet": "搜索万维网",
+        "searchIod": "搜索数联网",
         "speechToText": "语音到文本",
         "uploadImage": "上传图片",
         "stopStreaming": "停止流媒体",
diff --git a/src/components/Common/Playground/Message.tsx b/src/components/Common/Playground/Message.tsx
index 90fccb9..ee330cb 100644
--- a/src/components/Common/Playground/Message.tsx
+++ b/src/components/Common/Playground/Message.tsx
@@ -18,7 +18,7 @@ import { useTTS } from "@/hooks/useTTS"
 import { tagColors } from "@/utils/color"
 import { removeModelSuffix } from "@/db/models"
 import { GenerationInfo } from "./GenerationInfo"
-import { parseReasoning,  } from "@/libs/reasoning"
+import { parseReasoning } from "@/libs/reasoning"
 import { humanizeMilliseconds } from "@/utils/humanize-milliseconds"
 type Props = {
   message: string
@@ -36,7 +36,8 @@ type Props = {
   isProcessing: boolean
   webSearch?: {}
   isSearchingInternet?: boolean
-  sources?: any[]
+  webSources?: any[]
+  iodSources?: any[]
   hideEditAndRegenerate?: boolean
   onSourceClick?: (source: any) => void
   isTTSEnabled?: boolean
@@ -166,7 +167,7 @@ export const PlaygroundMessage = (props: Props) => {
               </div>
             )}
 
-          {props.isBot && props?.sources && props?.sources.length > 0 && (
+          {props.isBot && props?.webSources && props?.webSources.length > 0 && (
             <Collapse
               className="mt-6"
               ghost
@@ -175,15 +176,44 @@ export const PlaygroundMessage = (props: Props) => {
                   key: "1",
                   label: (
                     <div className="italic text-gray-500 dark:text-gray-400">
-                      {t("citations")}
+                      {t("webCitations")}
                     </div>
                   ),
                   children: (
                     <div className="mb-3 flex flex-wrap gap-2">
-                      {props?.sources?.map((source, index) => (
+                      {props?.webSources?.map((source, index) => (
                         <MessageSource
                           onSourceClick={props.onSourceClick}
                           key={index}
+                          index={index}
+                          source={source}
+                        />
+                      ))}
+                    </div>
+                  )
+                }
+              ]}
+            />
+          )}
+          {props.isBot && props?.iodSources && props?.iodSources.length > 0 && (
+            <Collapse
+              className="mt-6"
+              ghost
+              items={[
+                {
+                  key: "1",
+                  label: (
+                    <div className="italic text-gray-500 dark:text-gray-400">
+                      {t("iodCitations")}
+                    </div>
+                  ),
+                  children: (
+                    <div className="mb-3 flex flex-wrap gap-2">
+                      {props?.iodSources?.map((source, index) => (
+                        <MessageSource
+                          onSourceClick={props.onSourceClick}
+                          key={index}
+                          index={index}
                           source={source}
                         />
                       ))}
diff --git a/src/components/Common/Playground/MessageSource.tsx b/src/components/Common/Playground/MessageSource.tsx
index b0d3ad9..95f2735 100644
--- a/src/components/Common/Playground/MessageSource.tsx
+++ b/src/components/Common/Playground/MessageSource.tsx
@@ -1,6 +1,9 @@
+import { useState } from "react"
+import type React from "react"
 import { KnowledgeIcon } from "@/components/Option/Knowledge/KnowledgeIcon"
 
 type Props = {
+  index: number
   source: {
     name?: string
     url?: string
@@ -8,11 +11,20 @@ type Props = {
     type?: string
     pageContent?: string
     content?: string
+    doId?: string
+    description?: string
   }
   onSourceClick?: (source: any) => void
 }
 
-export const MessageSource: React.FC<Props> = ({ source, onSourceClick }) => {
+export const MessageSource: React.FC<Props> = ({
+  index,
+  source,
+  onSourceClick
+}) => {
+  // Add state for tracking and content visibility
+  const [showContent, setShowContent] = useState(false)
+
   if (source?.mode === "rag" || source?.mode === "chat") {
     return (
       <button
@@ -26,12 +38,46 @@ export const MessageSource: React.FC<Props> = ({ source, onSourceClick }) => {
     )
   }
 
+  const onContextMenu = (e: React.MouseEvent) => {
+    e.preventDefault()
+    e.stopPropagation
+    setShowContent(true)
+  }
+
   return (
-    <a
-      href={source?.url}
-      target="_blank"
-      className="inline-flex cursor-pointer transition-shadow duration-300 ease-in-out hover:shadow-lg  items-center rounded-md bg-gray-100 p-1 text-xs text-gray-800 border border-gray-300 dark:bg-gray-800 dark:border-gray-700 dark:text-gray-100 opacity-80 hover:opacity-100">
-      <span className="text-xs">{source.name}</span>
-    </a>
+    <div className="block items-center gap-1 text-xs text-gray-800 dark:text-gray-100 mb-1">
+      <span className="text-xs font-medium"></span>{" "}
+      <a
+        href={source?.url}
+        target="_blank"
+        onContextMenu={onContextMenu}
+        className="inline-block cursor-pointer transition-shadow duration-300 ease-in-out hover:shadow-lg  items-center rounded-md bg-gray-100 p-1 text-xs text-gray-800 border border-gray-300 dark:bg-gray-800 dark:border-gray-700 dark:text-gray-100 opacity-80 hover:opacity-100">
+        {source.doId ? (
+          <>
+            <span className="text-xs">
+              [{index + 1}] doid: {source.doId}
+            </span>
+            <br />
+            <span className="text-xs">{source.name}</span>
+            {showContent && (
+              <div className="mt-2 p-2 border-t border-gray-200 dark:border-gray-700">
+                {source.content || source.pageContent || source.description}
+              </div>
+            )}
+          </>
+        ) : (
+          <>
+            <span className="text-xs">
+              [{index + 1}] {source.name}
+            </span>
+            {showContent && (
+              <div className="mt-2 p-2 border-t border-gray-200 dark:border-gray-700">
+                {source.content || source.pageContent}
+              </div>
+            )}
+          </>
+        )}
+      </a>
+    </div>
   )
 }
diff --git a/src/components/Option/Playground/PlaygroundChat.tsx b/src/components/Option/Playground/PlaygroundChat.tsx
index 2c057ed..ca1c9e6 100644
--- a/src/components/Option/Playground/PlaygroundChat.tsx
+++ b/src/components/Option/Playground/PlaygroundChat.tsx
@@ -36,7 +36,8 @@ export const PlaygroundChat = () => {
             onRengerate={regenerateLastMessage}
             isProcessing={streaming}
             isSearchingInternet={isSearchingInternet}
-            sources={message.sources}
+            webSources={message.webSources}
+            iodSources={message.iodSources}
             onEditFormSubmit={(value, isSend) => {
               editMessage(index, value, !message.isBot, isSend)
             }}
diff --git a/src/components/Option/Playground/PlaygroundForm.tsx b/src/components/Option/Playground/PlaygroundForm.tsx
index 1eaed38..4a20e37 100644
--- a/src/components/Option/Playground/PlaygroundForm.tsx
+++ b/src/components/Option/Playground/PlaygroundForm.tsx
@@ -13,7 +13,7 @@ import { getVariable } from "@/utils/select-variable"
 import { useTranslation } from "react-i18next"
 import { KnowledgeSelect } from "../Knowledge/KnowledgeSelect"
 import { useSpeechRecognition } from "@/hooks/useSpeechRecognition"
-import { PiGlobe } from "react-icons/pi"
+import { PiGlobe, PiNetwork } from "react-icons/pi"
 import { handleChatInputKeyDown } from "@/utils/key-down"
 import { getIsSimpleInternetSearch } from "@/services/search"
 
@@ -34,6 +34,8 @@ export const PlaygroundForm = ({ dropedFile }: Props) => {
     streaming: isSending,
     webSearch,
     setWebSearch,
+    iodSearch,
+    setIodSearch,
     selectedQuickPrompt,
     textareaRef,
     setSelectedQuickPrompt,
@@ -301,6 +303,7 @@ export const PlaygroundForm = ({ dropedFile }: Props) => {
                     <div className="mt-2 flex justify-between items-center">
                       <div className="flex">
                         {!selectedKnowledge && (
+                          <div>
                           <Tooltip title={t("tooltip.searchInternet")}>
                             <div className="inline-flex items-center gap-2">
                               <PiGlobe
@@ -314,6 +317,20 @@ export const PlaygroundForm = ({ dropedFile }: Props) => {
                               />
                             </div>
                           </Tooltip>
+                          <Tooltip title={t("tooltip.searchIod")} className="ml-3">
+                            <div className="inline-flex items-center gap-2">
+                              <PiNetwork
+                                className={`h-5 w-5 dark:text-gray-300 `}
+                              />
+                              <Switch
+                                value={iodSearch}
+                                onChange={(e) => setIodSearch(e)}
+                                checkedChildren={t("form.webSearch.on")}
+                                unCheckedChildren={t("form.webSearch.off")}
+                              />
+                            </div>
+                          </Tooltip>
+                        </div>
                         )}
                       </div>
                       <div className="flex !justify-end gap-3">
diff --git a/src/components/Sidepanel/Chat/body.tsx b/src/components/Sidepanel/Chat/body.tsx
index 75c6617..6e244f5 100644
--- a/src/components/Sidepanel/Chat/body.tsx
+++ b/src/components/Sidepanel/Chat/body.tsx
@@ -39,7 +39,8 @@ export const SidePanelBody = () => {
             message_type={message.messageType}
             isProcessing={streaming}
             isSearchingInternet={isSearchingInternet}
-            sources={message.sources}
+            webSources={message.webSources}
+            iodSources={message.iodSources}
             onEditFormSubmit={(value) => {
               editMessage(index, value, !message.isBot)
             }}
diff --git a/src/db/index.ts b/src/db/index.ts
index 2fa87d8..a8798c3 100644
--- a/src/db/index.ts
+++ b/src/db/index.ts
@@ -29,7 +29,8 @@ type Message = {
   role: string
   content: string
   images?: string[]
-  sources?: string[]
+  webSources?: string[]
+  iodSources?: string[]
   search?: WebSearch
   createdAt: number
   reasoning_time_taken?: number
@@ -254,7 +255,8 @@ export const saveMessage = async (
   role: string,
   content: string,
   images: string[],
-  source?: any[],
+  webSources?: any[],
+  iodSources?: any[],
   time?: number,
   message_type?: string,
   generationInfo?: any,
@@ -273,7 +275,8 @@ export const saveMessage = async (
     content,
     images,
     createdAt,
-    sources: source,
+    webSources,
+    iodSources,
     messageType: message_type,
     generationInfo: generationInfo,
     reasoning_time_taken
@@ -303,7 +306,8 @@ export const formatToMessage = (messages: MessageHistory): MessageType[] => {
       isBot: message.role === "assistant",
       message: message.content,
       name: message.name,
-      sources: message?.sources || [],
+      webSources: message?.webSources || [],
+      iodSources: message?.iodSources || [],
       images: message.images || [],
       generationInfo: message?.generationInfo,
       reasoning_time_taken: message?.reasoning_time_taken
diff --git a/src/hooks/chat-helper/index.ts b/src/hooks/chat-helper/index.ts
index 8eba283..3e8be41 100644
--- a/src/hooks/chat-helper/index.ts
+++ b/src/hooks/chat-helper/index.ts
@@ -62,6 +62,7 @@ export const saveMessageOnError = async ({
           userMessage,
           [image],
           [],
+          [],
           1,
           message_type
         )
@@ -73,6 +74,7 @@ export const saveMessageOnError = async ({
         botMessage,
         [],
         [],
+        [],
         2,
         message_type
       )
@@ -91,6 +93,7 @@ export const saveMessageOnError = async ({
           userMessage,
           [image],
           [],
+          [],
           1,
           message_type
         )
@@ -102,6 +105,7 @@ export const saveMessageOnError = async ({
         botMessage,
         [],
         [],
+        [],
         2,
         message_type
       )
@@ -126,7 +130,8 @@ export const saveMessageOnSuccess = async ({
   message,
   image,
   fullText,
-  source,
+  webSources,
+  iodSources,
   message_source = "web-ui",
   message_type, generationInfo,
   prompt_id,
@@ -140,7 +145,8 @@ export const saveMessageOnSuccess = async ({
   message: string
   image: string
   fullText: string
-  source: any[]
+  webSources: any[]
+  iodSources: any[]
   message_source?: "copilot" | "web-ui",
   message_type?: string
   generationInfo?: any
@@ -157,6 +163,7 @@ export const saveMessageOnSuccess = async ({
         message,
         [image],
         [],
+        [],
         1,
         message_type,
         generationInfo,
@@ -169,7 +176,8 @@ export const saveMessageOnSuccess = async ({
       "assistant",
       fullText,
       [],
-      source,
+      webSources,
+      iodSources,
       2,
       message_type,
       generationInfo,
@@ -189,6 +197,7 @@ export const saveMessageOnSuccess = async ({
       message,
       [image],
       [],
+      [],
       1,
       message_type,
       generationInfo,
@@ -200,7 +209,8 @@ export const saveMessageOnSuccess = async ({
       "assistant",
       fullText,
       [],
-      source,
+      webSources,
+      iodSources,
       2,
       message_type,
       generationInfo,
diff --git a/src/hooks/useMessage.tsx b/src/hooks/useMessage.tsx
index 0049539..1efecda 100644
--- a/src/hooks/useMessage.tsx
+++ b/src/hooks/useMessage.tsx
@@ -59,6 +59,8 @@ export const useMessage = () => {
     setIsSearchingInternet,
     webSearch,
     setWebSearch,
+    iodSearch,
+    setIodSearch,
     isSearchingInternet
   } = useStoreMessageOption()
   const [defaultInternetSearchOn] = useStorage("defaultInternetSearchOn", false)
@@ -185,14 +187,16 @@ export const useMessage = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: []
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -203,7 +207,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -334,7 +339,16 @@ export const useMessage = () => {
       }
 
       let context: string = ""
-      let source: {
+      let webSources: {
+        name: any
+        type: any
+        mode: string
+        url: string
+        pageContent: string
+        metadata: Record<string, any>
+      }[] = []
+      // TODO: update type
+      let iodSources: {
         name: any
         type: any
         mode: string
@@ -346,7 +360,7 @@ export const useMessage = () => {
       if (chatWithWebsiteEmbedding) {
         const docs = await vectorstore.similaritySearch(query, 4)
         context = formatDocs(docs)
-        source = docs.map((doc) => {
+        webSources = docs.map((doc) => {
           return {
             ...doc,
             name: doc?.metadata?.source || "untitled",
@@ -365,7 +379,7 @@ export const useMessage = () => {
             .slice(0, maxWebsiteContext)
         }
 
-        source = [
+        webSources = [
           {
             name: embedURL,
             type: type,
@@ -476,7 +490,8 @@ export const useMessage = () => {
             return {
               ...message,
               message: fullText,
-              sources: source,
+              webSources,
+              iodSources,
               generationInfo,
               reasoning_time_taken: timetaken
             }
@@ -506,7 +521,8 @@ export const useMessage = () => {
         message,
         image,
         fullText,
-        source,
+        webSources,
+        iodSources,
         message_source: "copilot",
         generationInfo,
         reasoning_time_taken: timetaken
@@ -606,14 +622,16 @@ export const useMessage = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: []
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -624,7 +642,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -787,7 +806,8 @@ export const useMessage = () => {
         message,
         image,
         fullText,
-        source: [],
+        webSources: [],
+        iodSources: [],
         message_source: "copilot",
         generationInfo,
         reasoning_time_taken: timetaken
@@ -891,14 +911,16 @@ export const useMessage = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: [image]
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -909,7 +931,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1077,7 +1100,8 @@ export const useMessage = () => {
         message,
         image,
         fullText,
-        source: [],
+        webSources: [],
+        iodSources: [],
         message_source: "copilot",
         generationInfo,
         reasoning_time_taken: timetaken
@@ -1114,12 +1138,14 @@ export const useMessage = () => {
   }
 
   const searchChatMode = async (
+    webSearch: boolean,
+    iodSearch,
     message: string,
     image: string,
     isRegenerate: boolean,
     messages: Message[],
     history: ChatHistory,
-    signal: AbortSignal
+    signal: AbortSignal,
   ) => {
     const url = await getOllamaURL()
     setStreaming(true)
@@ -1176,14 +1202,16 @@ export const useMessage = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: [image]
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1194,7 +1222,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1271,7 +1300,8 @@ export const useMessage = () => {
         query = removeReasoning(query)
       }
 
-      const { prompt, source } = await getSystemPromptForWeb(query)
+      const { prompt, webSources, iodSources } =
+        await getSystemPromptForWeb(query, [], webSearch, iodSearch)
       setIsSearchingInternet(false)
 
       //  message = message.trim().replaceAll("\n", " ")
@@ -1394,7 +1424,8 @@ export const useMessage = () => {
             return {
               ...message,
               message: fullText,
-              sources: source,
+              webSources,
+              iodSources,
               generationInfo,
               reasoning_time_taken: timetaken
             }
@@ -1424,7 +1455,8 @@ export const useMessage = () => {
         message,
         image,
         fullText,
-        source,
+        webSources,
+        iodSources,
         generationInfo,
         reasoning_time_taken: timetaken
       })
@@ -1523,7 +1555,8 @@ export const useMessage = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: [image],
           messageType: messageType
         },
@@ -1531,7 +1564,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1542,7 +1576,8 @@ export const useMessage = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1688,7 +1723,8 @@ export const useMessage = () => {
         message,
         image,
         fullText,
-        source: [],
+        webSources: [],
+        iodSources: [],
         message_source: "copilot",
         message_type: messageType,
         generationInfo,
@@ -1766,14 +1802,16 @@ export const useMessage = () => {
       )
     } else {
       if (chatMode === "normal") {
-        if (webSearch) {
+        if (webSearch || iodSearch) {
           await searchChatMode(
+            webSearch,
+            iodSearch,
             message,
             image,
             isRegenerate || false,
             messages,
             memory || history,
-            signal
+            signal,
           )
         } else {
           await normalChatMode(
@@ -1906,6 +1944,8 @@ export const useMessage = () => {
     regenerateLastMessage,
     webSearch,
     setWebSearch,
+    iodSearch,
+    setIodSearch,
     isSearchingInternet,
     selectedQuickPrompt,
     setSelectedQuickPrompt,
diff --git a/src/hooks/useMessageOption.tsx b/src/hooks/useMessageOption.tsx
index 8639452..9452550 100644
--- a/src/hooks/useMessageOption.tsx
+++ b/src/hooks/useMessageOption.tsx
@@ -3,6 +3,7 @@ import { cleanUrl } from "~/libs/clean-url"
 import {
   defaultEmbeddingModelForRag,
   geWebSearchFollowUpPrompt,
+  geWebSearchKeywordsPrompt,
   getOllamaURL,
   promptForRag,
   systemPromptForNonRagOption
@@ -67,6 +68,8 @@ export const useMessageOption = () => {
     setChatMode,
     webSearch,
     setWebSearch,
+    iodSearch,
+    setIodSearch,
     isSearchingInternet,
     setIsSearchingInternet,
     selectedQuickPrompt,
@@ -111,6 +114,8 @@ export const useMessageOption = () => {
   }
 
   const searchChatMode = async (
+    webSearch: boolean,
+    iodSearch: boolean,
     message: string,
     image: string,
     isRegenerate: boolean,
@@ -172,14 +177,16 @@ export const useMessageOption = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: [image]
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -190,7 +197,8 @@ export const useMessageOption = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -204,6 +212,7 @@ export const useMessageOption = () => {
       setIsSearchingInternet(true)
 
       let query = message
+      let keywords: string[] = []
 
       if (newMessage.length > 2) {
         let questionPrompt = await geWebSearchFollowUpPrompt()
@@ -268,7 +277,23 @@ export const useMessageOption = () => {
         query = removeReasoning(query)
       }
 
-      const { prompt, source } = await getSystemPromptForWeb(query)
+      // Currently only IoD search use keywords
+      if (iodSearch) {
+        // Extract keywords
+        const questionPrompt = await geWebSearchKeywordsPrompt()
+        const promptForQuestion = questionPrompt.replaceAll("{query}", query)
+        const response = await ollama.invoke(promptForQuestion)
+        let res = response.content.toString()
+        res = removeReasoning(res)
+        keywords = res.replace(/^Keywords:/i, '').split(', ').map(k => k.trim())
+      }
+
+      const { prompt, webSources, iodSources } = await getSystemPromptForWeb(
+        query,
+        keywords,
+        webSearch,
+        iodSearch,
+      )
       setIsSearchingInternet(false)
 
       //  message = message.trim().replaceAll("\n", " ")
@@ -390,7 +415,8 @@ export const useMessageOption = () => {
             return {
               ...message,
               message: fullText,
-              sources: source,
+              webSources,
+              iodSources,
               generationInfo,
               reasoning_time_taken: timetaken
             }
@@ -420,7 +446,8 @@ export const useMessageOption = () => {
         message,
         image,
         fullText,
-        source,
+        webSources,
+        iodSources,
         generationInfo,
         reasoning_time_taken: timetaken
       })
@@ -552,14 +579,16 @@ export const useMessageOption = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: [image]
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -570,7 +599,8 @@ export const useMessageOption = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -855,14 +885,16 @@ export const useMessageOption = () => {
           isBot: false,
           name: "You",
           message,
-          sources: [],
+          webSources: [],
+          iodSources: [],
           images: []
         },
         {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -873,7 +905,8 @@ export const useMessageOption = () => {
           isBot: true,
           name: selectedModel,
           message: "▋",
-          sources: [],
+          webSources: [],
+          iodSources: [],
           id: generateMessageId
         }
       ]
@@ -1076,7 +1109,7 @@ export const useMessageOption = () => {
             return {
               ...message,
               message: fullText,
-              sources: source,
+              webSources: source,
               generationInfo,
               reasoning_time_taken: timetaken
             }
@@ -1175,8 +1208,10 @@ export const useMessageOption = () => {
         signal
       )
     } else {
-      if (webSearch) {
+      if (webSearch || iodSearch) {
         await searchChatMode(
+          webSearch,
+          iodSearch,
           message,
           image,
           isRegenerate,
@@ -1311,6 +1346,8 @@ export const useMessageOption = () => {
     regenerateLastMessage,
     webSearch,
     setWebSearch,
+    iodSearch,
+    setIodSearch,
     isSearchingInternet,
     setIsSearchingInternet,
     selectedQuickPrompt,
diff --git a/src/services/ollama.ts b/src/services/ollama.ts
index c448d6d..ee669f1 100644
--- a/src/services/ollama.ts
+++ b/src/services/ollama.ts
@@ -58,6 +58,30 @@ Follow-up question: {question}
 Rephrased question:
 `
 
+const DEFAULT_WEBSEARCH_KEYWORDS_PROMPT = `Extract the most important keywords from the query (at most 3), and give me English and Chinese versions of the keywords.
+
+The result format should be: keyword_1, keyword_2, ..., keyword_n
+
+Example:
+
+Query: What are the symptoms of a heart attack?
+
+Keywords: symptoms, 症状, heart attack, 心臟病
+
+Query: 什么是物联网?
+
+Keywords: Internet of Things, IoT, 物联网
+
+Query: 人工智能的发展趋势？
+
+Keywords: Artificial Intelligence, AI, 人工智能, trend, 趋势
+
+
+Query: {query}
+
+Keywords:
+`
+
 export const getOllamaURL = async () => {
   const ollamaURL = await storage.get("ollamaURL")
   if (!ollamaURL || ollamaURL.length === 0) {
@@ -411,6 +435,18 @@ export const setWebPrompts = async (prompt: string, followUpPrompt: string) => {
   await setWebSearchFollowUpPrompt(followUpPrompt)
 }
 
+export const geWebSearchKeywordsPrompt = async () => {
+  const prompt = await storage.get("webSearchKeywordsPrompt")
+  if (!prompt || prompt.length === 0) {
+    return DEFAULT_WEBSEARCH_KEYWORDS_PROMPT
+  }
+  return prompt
+}
+
+export const setWebSearchKeywordsPrompt = async (prompt: string) => {
+  await storage.set("webSearchKeywordsPrompt", prompt)
+}
+
 export const getPageShareUrl = async () => {
   const pageShareUrl = await storage.get("pageShareUrl")
   if (!pageShareUrl || pageShareUrl.length === 0) {
diff --git a/src/store/option.tsx b/src/store/option.tsx
index 3b24ecd..28dd41c 100644
--- a/src/store/option.tsx
+++ b/src/store/option.tsx
@@ -14,7 +14,8 @@ export type Message = {
   isBot: boolean
   name: string
   message: string
-  sources: any[]
+  webSources: any[]
+  iodSources: any[]
   images?: string[]
   search?: WebSearch
   reasoning_time_taken?: number
@@ -52,6 +53,8 @@ type State = {
   setIsEmbedding: (isEmbedding: boolean) => void
   webSearch: boolean
   setWebSearch: (webSearch: boolean) => void
+  iodSearch: boolean
+  setIodSearch: (iodSearch: boolean) => void
   isSearchingInternet: boolean
   setIsSearchingInternet: (isSearchingInternet: boolean) => void
 
@@ -100,6 +103,8 @@ export const useStoreMessageOption = create<State>((set) => ({
   setIsEmbedding: (isEmbedding) => set({ isEmbedding }),
   webSearch: false,
   setWebSearch: (webSearch) => set({ webSearch }),
+  iodSearch: false,
+  setIodSearch: (iodSearch) => set({ iodSearch }),
   isSearchingInternet: false,
   setIsSearchingInternet: (isSearchingInternet) => set({ isSearchingInternet }),
   selectedSystemPrompt: null,
diff --git a/src/types/message.ts b/src/types/message.ts
index 9394416..5b225c3 100644
--- a/src/types/message.ts
+++ b/src/types/message.ts
@@ -11,7 +11,8 @@ export type Message = {
   isBot: boolean
   name: string
   message: string
-  sources: any[]
+  webSources: any[]
+  iodSources: any[]
   images?: string[]
   search?: WebSearch
   messageType?: string
diff --git a/src/web/iod.ts b/src/web/iod.ts
new file mode 100644
index 0000000..12a8780
--- /dev/null
+++ b/src/web/iod.ts
@@ -0,0 +1,148 @@
+import { cleanUrl } from "@/libs/clean-url"
+import { PageAssistHtmlLoader } from "@/loader/html"
+import { pageAssistEmbeddingModel } from "@/models/embedding"
+import { defaultEmbeddingModelForRag, getOllamaURL } from "@/services/ollama"
+import {
+  getIsSimpleInternetSearch,
+  totalSearchResults
+} from "@/services/search"
+import { getPageAssistTextSplitter } from "@/utils/text-splitter"
+import type { Document } from "@langchain/core/documents"
+import { MemoryVectorStore } from "langchain/vectorstores/memory"
+
+const makeRegSearchParams = (count: number, keyword: string) => ({
+  action: "executeContract",
+  contractID: "BDBrowser",
+  operation: "sendRequestDirectly",
+  arg: {
+    id: "670E241C9937B3537047C87053E3AA36",
+    doipUrl: "tcp://reg01.public.internetofdata.cn:21037",
+    op: "Search",
+    attributes: {
+      offset: 0,
+      count,
+      bodyBase64Encoded: false,
+      searchMode: [
+        {
+          key: "data_type",
+          type: "MUST",
+          value: "paper"
+        },
+        // {
+        // 	key: "title",
+        // 	type: "MUST",
+        //     value: keyword,
+        // },
+        {
+          key: "description",
+          type: "MUST",
+          value: keyword
+        }
+      ]
+    },
+    body: ""
+  }
+})
+
+export const localIodSearch = async (query: string, keywords: string[]) => {
+  const TOTAL_SEARCH_RESULTS = await totalSearchResults()
+
+  const results = (
+    await Promise.all(
+      keywords.map(async (keyword) => {
+        const abortController = new AbortController()
+        setTimeout(() => abortController.abort(), 10000)
+
+        const params = makeRegSearchParams(TOTAL_SEARCH_RESULTS, keyword)
+
+        return fetch("http://47.93.156.31:21033/SCIDE/SCManager", {
+          method: "POST",
+          body: JSON.stringify(params),
+          signal: abortController.signal
+        })
+          .then((response) => response.json())
+          .then((res) => {
+            if (res.status !== "Success") {
+              console.log(res)
+              return []
+            }
+            const body = JSON.parse(res.result.body)
+            if (body.code !== 0) {
+              console.log(body)
+              return []
+            }
+            const results =
+              body.data?.results?.filter((r) => r.url || r.pdf_url) || []
+            results.forEach((r) => {
+              r.url = r.url || r.pdf_url
+            })
+            return results
+          })
+          .catch((e) => {
+            console.log(e)
+            return []
+          })
+      })
+    )
+  ).flat()
+
+  return results
+}
+
+const ARXIV_URL = /^https:\/\/arxiv.org\//
+
+export const searchIod = async (query: string, keywords: string[]) => {
+  const searchResults = await localIodSearch(query, keywords)
+
+  const isSimpleMode = await getIsSimpleInternetSearch()
+
+  if (isSimpleMode) {
+    await getOllamaURL()
+    return searchResults
+  }
+
+  const docs: Document<Record<string, any>>[] = []
+  for (const result of searchResults) {
+    let url = result.url
+    if (ARXIV_URL.test(result.url)) {
+      url = result.url.replace("/pdf/", "/abs/").replace(".pdf", "")
+    }
+
+    const loader = new PageAssistHtmlLoader({
+      html: "",
+      url
+    })
+
+    const documents = await loader.loadByURL()
+
+    documents.forEach((doc) => {
+      docs.push(doc)
+    })
+  }
+  const ollamaUrl = await getOllamaURL()
+
+  const embeddingModle = await defaultEmbeddingModelForRag()
+  const ollamaEmbedding = await pageAssistEmbeddingModel({
+    model: embeddingModle || "",
+    baseUrl: cleanUrl(ollamaUrl)
+  })
+
+  const textSplitter = await getPageAssistTextSplitter()
+
+  const chunks = await textSplitter.splitDocuments(docs)
+
+  const store = new MemoryVectorStore(ollamaEmbedding)
+
+  await store.addDocuments(chunks)
+
+  const resultsWithEmbeddings = await store.similaritySearch(query, 3)
+
+  const searchResult = resultsWithEmbeddings.map((result) => {
+    return {
+      url: result.metadata.url,
+      content: result.pageContent
+    }
+  })
+
+  return searchResult
+}
diff --git a/src/web/web.ts b/src/web/web.ts
index 5b6f6d9..6d06c06 100644
--- a/src/web/web.ts
+++ b/src/web/web.ts
@@ -8,6 +8,7 @@ import { getWebsiteFromQuery, processSingleWebsite } from "./website"
 import { searxngSearch } from "./search-engines/searxng"
 import { braveAPISearch } from "./search-engines/brave-api"
 import { webBaiduSearch } from "./search-engines/baidu"
+import { searchIod } from "./iod"
 
 const getHostName = (url: string) => {
   try {
@@ -37,30 +38,66 @@ const searchWeb = (provider: string, query: string) => {
   }
 }
 
-export const getSystemPromptForWeb = async (query: string) => {
+export const getSystemPromptForWeb = async (
+  query: string,
+  keywords: string[] = [],
+  webSearch = true,
+  iodSearch = false
+) => {
   try {
-
     const websiteVisit = getWebsiteFromQuery(query)
-    let search: {
-      url: any;
-      content: string;
+    let webSearchResults: {
+      url: any
+      content: string
     }[] = []
+    // let search_results_web = ""
 
-    const isVisitSpecificWebsite = await getIsVisitSpecificWebsite()
+    if (webSearch) {
+      const isVisitSpecificWebsite = await getIsVisitSpecificWebsite()
 
-    if (isVisitSpecificWebsite && websiteVisit.hasUrl) {
+      if (isVisitSpecificWebsite && websiteVisit.hasUrl) {
+        const url = websiteVisit.url
+        const queryWithoutUrl = websiteVisit.queryWithouUrls
+        webSearchResults = await processSingleWebsite(url, queryWithoutUrl)
+      } else {
+        const searchProvider = await getSearchProvider()
+        webSearchResults = await searchWeb(searchProvider, query)
+      }
 
-      const url = websiteVisit.url
-      const queryWithoutUrl = websiteVisit.queryWithouUrls
-      search = await processSingleWebsite(url, queryWithoutUrl)
-
-    } else {
-      const searchProvider = await getSearchProvider()
-      search = await searchWeb(searchProvider, query)
+      // search_results_web = webSearchResults
+      //   .map(
+      //     (result, idx) =>
+      //       `<result source="${result.url}" id="${idx}">${result.content}</result>`
+      //   )
+      //   .join("\n")
     }
 
+    let iodSearchResults: {
+      doId: string
+      name: string
+      url?: string
+      // pdf_url?: string
+      description: string
+    }[] = []
+    // let search_results_iod = ""
 
-    const search_results = search
+    if (iodSearch) {
+      iodSearchResults = await searchIod(query, keywords)
+      // search_results_iod = iodSearchResults
+      //   .map(
+      //     (result, idx) =>
+      //       `<result source="${result.url}" id="${idx}">${result.content}</result>`
+      //   )
+      //   .join("\n")
+    }
+
+    const search_results =  iodSearchResults.map((res) => ({
+      url: `${res.doId}: ${res.name}`,
+      content: res.description
+    }))
+      .concat(
+        webSearchResults
+      )
       .map(
         (result, idx) =>
           `<result source="${result.url}" id="${idx}">${result.content}</result>`
@@ -77,13 +114,14 @@ export const getSystemPromptForWeb = async (query: string) => {
 
     return {
       prompt,
-      source: search.map((result) => {
+      webSources: webSearchResults.map((result) => {
         return {
           url: result.url,
           name: getHostName(result.url),
           type: "url"
         }
-      })
+      }),
+      iodSources: iodSearchResults,
     }
   } catch (e) {
     console.error(e)