diff --git a/src/renderer/src/components/Popups/SelectModelPopup.tsx b/src/renderer/src/components/Popups/SelectModelPopup.tsx
index 47c2506f..c8c581cc 100644
--- a/src/renderer/src/components/Popups/SelectModelPopup.tsx
+++ b/src/renderer/src/components/Popups/SelectModelPopup.tsx
@@ -6,7 +6,7 @@ import { useProviders } from '@renderer/hooks/useProvider'
 import { getModelUniqId } from '@renderer/services/model'
 import { Model } from '@renderer/types'
 import { Avatar, Divider, Empty, Input, InputRef, Menu, MenuProps, Modal } from 'antd'
-import { first, reverse, sortBy, upperFirst } from 'lodash'
+import { first, reverse, sortBy } from 'lodash'
 import { useEffect, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
@@ -42,7 +42,7 @@ const PopupContainer: React.FC<PopupContainerProps> = ({ model, resolve }) => {
           key: getModelUniqId(m),
           label: (
             <ModelItem>
-              {upperFirst(m?.name)} {isVisionModel(m) && <VisionIcon />}
+              {m?.name} {isVisionModel(m) && <VisionIcon />}
             </ModelItem>
           ),
           icon: (
diff --git a/src/renderer/src/pages/home/Messages/MessageHeader.tsx b/src/renderer/src/pages/home/Messages/MessageHeader.tsx
index b6be7f8c..9c908f33 100644
--- a/src/renderer/src/pages/home/Messages/MessageHeader.tsx
+++ b/src/renderer/src/pages/home/Messages/MessageHeader.tsx
@@ -9,7 +9,6 @@ import { Assistant, Message, Model } from '@renderer/types'
 import { firstLetter, removeLeadingEmoji } from '@renderer/utils'
 import { Avatar } from 'antd'
 import dayjs from 'dayjs'
-import { upperFirst } from 'lodash'
 import { FC, useCallback, useMemo } from 'react'
 import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
@@ -36,7 +35,7 @@ const MessageHeader: FC<Props> = ({ assistant, model, message }) => {
 
   const getUserName = useCallback(() => {
     if (isLocalAi && message.role !== 'user') return APP_NAME
-    if (message.role === 'assistant') return upperFirst(model?.name || model?.id)
+    if (message.role === 'assistant') return model?.name || model?.id || ''
     return userName || t('common.you')
   }, [message.role, model?.id, model?.name, t, userName])
 
diff --git a/src/renderer/src/pages/home/components/SelectModelButton.tsx b/src/renderer/src/pages/home/components/SelectModelButton.tsx
index 12e3ddc8..3a18b671 100644
--- a/src/renderer/src/pages/home/components/SelectModelButton.tsx
+++ b/src/renderer/src/pages/home/components/SelectModelButton.tsx
@@ -6,7 +6,6 @@ import { isVisionModel } from '@renderer/config/models'
 import { useAssistant } from '@renderer/hooks/useAssistant'
 import { Assistant } from '@renderer/types'
 import { Button } from 'antd'
-import { upperFirst } from 'lodash'
 import { FC } from 'react'
 import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
@@ -34,7 +33,7 @@ const SelectModelButton: FC<Props> = ({ assistant }) => {
   return (
     <DropdownButton size="small" type="default" onClick={onSelectModel}>
       <ModelAvatar model={model} size={20} />
-      <ModelName>{model ? upperFirst(model.name) : t('button.select_model')}</ModelName>
+      <ModelName>{model ? model.name : t('button.select_model')}</ModelName>
       {isVisionModel(model) && <VisionIcon style={{ marginLeft: 0 }} />}
     </DropdownButton>
   )
diff --git a/src/renderer/src/pages/settings/ModelSettings.tsx b/src/renderer/src/pages/settings/ModelSettings.tsx
index 6a3dd26a..bc26839c 100644
--- a/src/renderer/src/pages/settings/ModelSettings.tsx
+++ b/src/renderer/src/pages/settings/ModelSettings.tsx
@@ -4,7 +4,7 @@ import { useProviders } from '@renderer/hooks/useProvider'
 import { getModelUniqId, hasModel } from '@renderer/services/model'
 import { Model } from '@renderer/types'
 import { Select } from 'antd'
-import { find, sortBy, upperFirst } from 'lodash'
+import { find, sortBy } from 'lodash'
 import { FC, useMemo } from 'react'
 import { useTranslation } from 'react-i18next'
 
@@ -23,7 +23,7 @@ const ModelSettings: FC = () => {
       label: p.isSystem ? t(`provider.${p.id}`) : p.name,
       title: p.name,
       options: sortBy(p.models, 'name').map((m) => ({
-        label: upperFirst(m.name),
+        label: m.name,
         value: getModelUniqId(m)
       }))
     }))