diff --git a/web/app/components/app/configuration/tools/external-data-tool-modal.tsx b/web/app/components/app/configuration/tools/external-data-tool-modal.tsx
index ee4bd57325..024ab99672 100644
--- a/web/app/components/app/configuration/tools/external-data-tool-modal.tsx
+++ b/web/app/components/app/configuration/tools/external-data-tool-modal.tsx
@@ -20,6 +20,7 @@ import type {
 import { useToastContext } from '@/app/components/base/toast'
 import AppIcon from '@/app/components/base/app-icon'
 import { noop } from 'lodash-es'
+import { useDocLink } from '@/context/i18n'
 
 const systemTypes = ['api']
 type ExternalDataToolModalProps = {
@@ -40,6 +41,7 @@ const ExternalDataToolModal: FC<ExternalDataToolModalProps> = ({
   onValidateBeforeSave,
 }) => {
   const { t } = useTranslation()
+  const docLink = useDocLink()
   const { notify } = useToastContext()
   const { locale } = useContext(I18n)
   const [localeData, setLocaleData] = useState(data.type ? data : { ...data, type: 'api' })
@@ -243,7 +245,7 @@ const ExternalDataToolModal: FC<ExternalDataToolModalProps> = ({
             <div className='flex h-9 items-center justify-between text-sm font-medium text-gray-900'>
               {t('common.apiBasedExtension.selector.title')}
               <a
-                href={t('common.apiBasedExtension.linkUrl') || '/'}
+                href={docLink('/guides/extension/api-based-extension/README') || '/'}
                 target='_blank' rel='noopener noreferrer'
                 className='group flex items-center text-xs font-normal text-gray-500 hover:text-primary-600'
               >
diff --git a/web/app/components/base/features/new-feature-panel/moderation/moderation-setting-modal.tsx b/web/app/components/base/features/new-feature-panel/moderation/moderation-setting-modal.tsx
index ab5200f38f..e561cddaa8 100644
--- a/web/app/components/base/features/new-feature-panel/moderation/moderation-setting-modal.tsx
+++ b/web/app/components/base/features/new-feature-panel/moderation/moderation-setting-modal.tsx
@@ -25,6 +25,7 @@ import { useModalContext } from '@/context/modal-context'
 import { CustomConfigurationStatusEnum } from '@/app/components/header/account-setting/model-provider-page/declarations'
 import cn from '@/utils/classnames'
 import { noop } from 'lodash-es'
+import { useDocLink } from '@/context/i18n'
 
 const systemTypes = ['openai_moderation', 'keywords', 'api']
 
@@ -46,6 +47,7 @@ const ModerationSettingModal: FC<ModerationSettingModalProps> = ({
   onSave,
 }) => {
   const { t } = useTranslation()
+  const docLink = useDocLink()
   const { notify } = useToastContext()
   const { locale } = useContext(I18n)
   const { data: modelProviders, isLoading, mutate } = useSWR('/workspaces/current/model-providers', fetchModelProviders)
@@ -316,7 +318,7 @@ const ModerationSettingModal: FC<ModerationSettingModalProps> = ({
             <div className='flex h-9 items-center justify-between'>
               <div className='text-sm font-medium text-text-primary'>{t('common.apiBasedExtension.selector.title')}</div>
               <a
-                href={t('common.apiBasedExtension.linkUrl') || '/'}
+                href={docLink('/guides/extension/api-based-extension/README') || '/'}
                 target='_blank' rel='noopener noreferrer'
                 className='group flex items-center text-xs text-text-tertiary hover:text-primary-600'
               >
diff --git a/web/app/components/header/account-setting/api-based-extension-page/empty.tsx b/web/app/components/header/account-setting/api-based-extension-page/empty.tsx
index a7c73917bb..188545ab59 100644
--- a/web/app/components/header/account-setting/api-based-extension-page/empty.tsx
+++ b/web/app/components/header/account-setting/api-based-extension-page/empty.tsx
@@ -3,9 +3,11 @@ import {
   RiExternalLinkLine,
   RiPuzzle2Line,
 } from '@remixicon/react'
+import { useDocLink } from '@/context/i18n'
 
 const Empty = () => {
   const { t } = useTranslation()
+  const docLink = useDocLink()
 
   return (
     <div className='mb-2 rounded-xl bg-background-section p-6'>
@@ -15,7 +17,7 @@ const Empty = () => {
       <div className='system-sm-medium mb-1 text-text-secondary'>{t('common.apiBasedExtension.title')}</div>
       <a
         className='system-xs-regular flex items-center text-text-accent'
-        href={t('common.apiBasedExtension.linkUrl') || '/'}
+        href={docLink('/guides/extension/api-based-extension/README') || '/'}
         target='_blank' rel='noopener noreferrer'
       >
         {t('common.apiBasedExtension.link')}
diff --git a/web/app/components/header/account-setting/api-based-extension-page/modal.tsx b/web/app/components/header/account-setting/api-based-extension-page/modal.tsx
index 53f7673b15..34d4c86576 100644
--- a/web/app/components/header/account-setting/api-based-extension-page/modal.tsx
+++ b/web/app/components/header/account-setting/api-based-extension-page/modal.tsx
@@ -1,6 +1,7 @@
 import type { FC } from 'react'
 import { useState } from 'react'
 import { useTranslation } from 'react-i18next'
+import { useDocLink } from '@/context/i18n'
 import Modal from '@/app/components/base/modal'
 import Button from '@/app/components/base/button'
 import { BookOpen01 } from '@/app/components/base/icons/src/vender/line/education'
@@ -29,6 +30,7 @@ const ApiBasedExtensionModal: FC<ApiBasedExtensionModalProps> = ({
   onSave,
 }) => {
   const { t } = useTranslation()
+  const docLink = useDocLink()
   const [localeData, setLocaleData] = useState(data)
   const [loading, setLoading] = useState(false)
   const { notify } = useToastContext()
@@ -100,7 +102,7 @@ const ApiBasedExtensionModal: FC<ApiBasedExtensionModalProps> = ({
         <div className='flex h-9 items-center justify-between text-sm font-medium text-text-primary'>
           {t('common.apiBasedExtension.modal.apiEndpoint.title')}
           <a
-            href={t('common.apiBasedExtension.linkUrl') || '/'}
+            href={docLink('/guides/extension/api-based-extension/README') || '/'}
             target='_blank' rel='noopener noreferrer'
             className='group flex items-center text-xs font-normal text-text-accent'
           >