diff --git a/src/_locales/de/main.json b/src/_locales/de/main.json
index 8be632d3..8c4a833a 100644
--- a/src/_locales/de/main.json
+++ b/src/_locales/de/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Generieren...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "Moonshot-Token erforderlich, bitte zuerst bei https://kimi.moonshot.cn anmelden",
   "Hide context menu of this extension": "Kontextmenü dieser Erweiterung ausblenden",
-  "Custom Claude API Url": "Benutzerdefinierte Claude-API-URL"
+  "Custom Claude API Url": "Benutzerdefinierte Claude-API-URL",
+  "Cancel": "Abbrechen",
+  "Name is required": "Name ist erforderlich",
+  "Prompt template should include {{selection}}": "Die Vorlage sollte {{selection}} enthalten",
+  "Save": "Speichern",
+  "Name": "Name",
+  "Icon": "Symbol",
+  "Prompt Template": "Vorlagen-Template",
+  "Explain this: {{selection}}": "Erkläre das: {{selection}}",
+  "New": "Neu"
 }
diff --git a/src/_locales/en/main.json b/src/_locales/en/main.json
index 32a3f696..e95837d6 100644
--- a/src/_locales/en/main.json
+++ b/src/_locales/en/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Generating...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "moonshot token required, please login at https://kimi.moonshot.cn first",
   "Hide context menu of this extension": "Hide context menu of this extension",
-  "Custom Claude API Url": "Custom Claude API Url"
+  "Custom Claude API Url": "Custom Claude API Url",
+  "Cancel": "Cancel",
+  "Name is required": "Name is required",
+  "Prompt template should include {{selection}}": "Prompt template should include {{selection}}",
+  "Save": "Save",
+  "Name": "Name",
+  "Icon": "Icon",
+  "Prompt Template": "Prompt Template",
+  "Explain this: {{selection}}": "Explain this: {{selection}}",
+  "New": "New"
 }
diff --git a/src/_locales/es/main.json b/src/_locales/es/main.json
index c319c5b1..905c448f 100644
--- a/src/_locales/es/main.json
+++ b/src/_locales/es/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Generando...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "se requiere un token de moonshot, por favor inicie sesión en https://kimi.moonshot.cn primero",
   "Hide context menu of this extension": "Ocultar menú contextual de esta extensión",
-  "Custom Claude API Url": "URL personalizada de la API de Claude"
+  "Custom Claude API Url": "URL personalizada de la API de Claude",
+  "Cancel": "Cancelar",
+  "Name is required": "Se requiere un nombre",
+  "Prompt template should include {{selection}}": "La plantilla de sugerencias debe incluir {{selection}}",
+  "Save": "Guardar",
+  "Name": "Nombre",
+  "Icon": "Icono",
+  "Prompt Template": "Plantilla de sugerencias",
+  "Explain this: {{selection}}": "Explicar esto: {{selection}}",
+  "New": "Nuevo"
 }
diff --git a/src/_locales/fr/main.json b/src/_locales/fr/main.json
index 964cea58..1fa9fa02 100644
--- a/src/_locales/fr/main.json
+++ b/src/_locales/fr/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Génération...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "jeton moonshot requis, veuillez vous connecter d'abord sur https://kimi.moonshot.cn",
   "Hide context menu of this extension": "Masquer le menu contextuel de cette extension",
-  "Custom Claude API Url": "URL API Claude personnalisée"
+  "Custom Claude API Url": "URL API Claude personnalisée",
+  "Cancel": "Annuler",
+  "Name is required": "Le nom est requis",
+  "Prompt template should include {{selection}}": "Le modèle de suggestion doit inclure {{selection}}",
+  "Save": "Enregistrer",
+  "Name": "Nom",
+  "Icon": "Icône",
+  "Prompt Template": "Modèle de suggestion",
+  "Explain this: {{selection}}": "Expliquer ceci : {{selection}}",
+  "New": "Nouveau"
 }
diff --git a/src/_locales/in/main.json b/src/_locales/in/main.json
index bffb3341..28a9d207 100644
--- a/src/_locales/in/main.json
+++ b/src/_locales/in/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Menghasilkan...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "diperlukan token moonshot, silakan masuk di https://kimi.moonshot.cn terlebih dahulu",
   "Hide context menu of this extension": "Sembunyikan menu konteks ekstensi ini",
-  "Custom Claude API Url": "URL API Claude Kustom"
+  "Custom Claude API Url": "URL API Claude Kustom",
+  "Cancel": "Batal",
+  "Name is required": "Nama diperlukan",
+  "Prompt template should include {{selection}}": "Template prompt harus mencakup {{selection}}",
+  "Save": "Simpan",
+  "Name": "Nama",
+  "Icon": "Ikon",
+  "Prompt Template": "Template Prompt",
+  "Explain this: {{selection}}": "Jelaskan ini: {{selection}}",
+  "New": "Baru"
 }
diff --git a/src/_locales/it/main.json b/src/_locales/it/main.json
index 43e4a009..c095e4ad 100644
--- a/src/_locales/it/main.json
+++ b/src/_locales/it/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Generazione...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "richiesto token moonshot, effettua il login su https://kimi.moonshot.cn prima",
   "Hide context menu of this extension": "Nascondi il menu contestuale di questa estensione",
-  "Custom Claude API Url": "URL API Claude personalizzato"
+  "Custom Claude API Url": "URL API Claude personalizzato",
+  "Cancel": "Annulla",
+  "Name is required": "Il nome è obbligatorio",
+  "Prompt template should include {{selection}}": "Il modello di prompt dovrebbe includere {{selection}}",
+  "Save": "Salva",
+  "Name": "Nome",
+  "Icon": "Icona",
+  "Prompt Template": "Modello di prompt",
+  "Explain this: {{selection}}": "Spiega questo: {{selection}}",
+  "New": "Nuovo"
 }
diff --git a/src/_locales/ja/main.json b/src/_locales/ja/main.json
index cadc75ac..99f20e33 100644
--- a/src/_locales/ja/main.json
+++ b/src/_locales/ja/main.json
@@ -133,5 +133,14 @@
   "Generating...": "生成中...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "moonshotトークンが必要です。最初に https://kimi.moonshot.cn にログインしてください",
   "Hide context menu of this extension": "この拡張機能のコンテキストメニューを非表示",
-  "Custom Claude API Url": "カスタムClaude APIのURL"
+  "Custom Claude API Url": "カスタムClaude APIのURL",
+  "Cancel": "キャンセル",
+  "Name is required": "名前は必須です",
+  "Prompt template should include {{selection}}": "プロンプトテンプレートには {{selection}} を含める必要があります",
+  "Save": "保存",
+  "Name": "名前",
+  "Icon": "アイコン",
+  "Prompt Template": "プロンプトテンプレート",
+  "Explain this: {{selection}}": "これを説明する: {{selection}}",
+  "New": "新規"
 }
diff --git a/src/_locales/ko/main.json b/src/_locales/ko/main.json
index 29882f4d..d5e0c002 100644
--- a/src/_locales/ko/main.json
+++ b/src/_locales/ko/main.json
@@ -133,5 +133,14 @@
   "Generating...": "생성 중...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "moonshot 토큰이 필요합니다. https://kimi.moonshot.cn 에서 로그인하세요.",
   "Hide context menu of this extension": "이 확장 프로그램의 컨텍스트 메뉴 숨기기",
-  "Custom Claude API Url": "사용자 정의 Claude API URL"
+  "Custom Claude API Url": "사용자 정의 Claude API URL",
+  "Cancel": "취소",
+  "Name is required": "이름은 필수입니다",
+  "Prompt template should include {{selection}}": "프롬프트 템플릿에는 {{selection}} 이 포함되어야 합니다",
+  "Save": "저장",
+  "Name": "이름",
+  "Icon": "아이콘",
+  "Prompt Template": "프롬프트 템플릿",
+  "Explain this: {{selection}}": "이것을 설명하세요: {{selection}}",
+  "New": "새로 만들기"
 }
diff --git a/src/_locales/pt/main.json b/src/_locales/pt/main.json
index 553a387b..f220e714 100644
--- a/src/_locales/pt/main.json
+++ b/src/_locales/pt/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Gerando...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "token moonshot necessário, por favor faça login em https://kimi.moonshot.cn primeiro",
   "Hide context menu of this extension": "Ocultar menu de contexto desta extensão",
-  "Custom Claude API Url": "URL da API Personalizada do Claude"
+  "Custom Claude API Url": "URL da API Personalizada do Claude",
+  "Cancel": "Cancelar",
+  "Name is required": "Nome é obrigatório",
+  "Prompt template should include {{selection}}": "O modelo de prompt deve incluir {{selection}}",
+  "Save": "Salvar",
+  "Name": "Nome",
+  "Icon": "Ícone",
+  "Prompt Template": "Modelo de Prompt",
+  "Explain this: {{selection}}": "Explique isso: {{selection}}",
+  "New": "Novo"
 }
diff --git a/src/_locales/ru/main.json b/src/_locales/ru/main.json
index 0774b65e..4923d3a2 100644
--- a/src/_locales/ru/main.json
+++ b/src/_locales/ru/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Генерация...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "требуется токен moonshot, пожалуйста, сначала войдите на https://kimi.moonshot.cn",
   "Hide context menu of this extension": "Скрыть контекстное меню этого расширения",
-  "Custom Claude API Url": "Пользовательский URL API Claude"
+  "Custom Claude API Url": "Пользовательский URL API Claude",
+  "Cancel": "Отмена",
+  "Name is required": "Имя обязательно",
+  "Prompt template should include {{selection}}": "Шаблон запроса должен включать {{selection}}",
+  "Save": "Сохранить",
+  "Name": "Имя",
+  "Icon": "Иконка",
+  "Prompt Template": "Шаблон запроса",
+  "Explain this: {{selection}}": "Объяснить это: {{selection}}",
+  "New": "Новый"
 }
diff --git a/src/_locales/tr/main.json b/src/_locales/tr/main.json
index 3b413f53..66825495 100644
--- a/src/_locales/tr/main.json
+++ b/src/_locales/tr/main.json
@@ -133,5 +133,14 @@
   "Generating...": "Üretiliyor...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "moonshot jetonu gerekiyor, lütfen önce https://kimi.moonshot.cn adresinde oturum açın",
   "Hide context menu of this extension": "Bu uzantının bağlam menüsünü gizle",
-  "Custom Claude API Url": "Özel Claude API Url'si"
+  "Custom Claude API Url": "Özel Claude API Url'si",
+  "Cancel": "İptal",
+  "Name is required": "İsim gereklidir",
+  "Prompt template should include {{selection}}": "Prompt şablonu {{selection}} içermelidir",
+  "Save": "Kaydet",
+  "Name": "İsim",
+  "Icon": "Simge",
+  "Prompt Template": "Prompt Şablonu",
+  "Explain this: {{selection}}": "Bunu açıkla: {{selection}}",
+  "New": "Yeni"
 }
diff --git a/src/_locales/zh-hans/main.json b/src/_locales/zh-hans/main.json
index 0e8139f2..47faf197 100644
--- a/src/_locales/zh-hans/main.json
+++ b/src/_locales/zh-hans/main.json
@@ -133,5 +133,14 @@
   "Generating...": "正在生成...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "需要moonshot token, 请先登录 https://kimi.moonshot.cn",
   "Hide context menu of this extension": "隐藏此扩展的右键菜单",
-  "Custom Claude API Url": "自定义的Claude API地址"
+  "Custom Claude API Url": "自定义的Claude API地址",
+  "Cancel": "取消",
+  "Name is required": "名称是必须的",
+  "Prompt template should include {{selection}}": "提示模板应该包含 {{selection}}",
+  "Save": "保存",
+  "Name": "名称",
+  "Icon": "图标",
+  "Prompt Template": "提示模板",
+  "Explain this: {{selection}}": "解释这个: {{selection}}",
+  "New": "新建"
 }
diff --git a/src/_locales/zh-hant/main.json b/src/_locales/zh-hant/main.json
index c86f53f0..54d8266b 100644
--- a/src/_locales/zh-hant/main.json
+++ b/src/_locales/zh-hant/main.json
@@ -133,5 +133,14 @@
   "Generating...": "產生中...",
   "moonshot token required, please login at https://kimi.moonshot.cn first": "需要 moonshot token，請先在 https://kimi.moonshot.cn 登入",
   "Hide context menu of this extension": "隱藏此擴充功能的右鍵選單",
-  "Custom Claude API Url": "自訂 Claude API 網址"
+  "Custom Claude API Url": "自訂 Claude API 網址",
+  "Cancel": "取消",
+  "Name is required": "名稱是必填的",
+  "Prompt template should include {{selection}}": "提示模板應該包含 {{selection}}",
+  "Save": "儲存",
+  "Name": "名稱",
+  "Icon": "圖示",
+  "Prompt Template": "提示模板",
+  "Explain this: {{selection}}": "解釋這個: {{selection}}",
+  "New": "新增"
 }
diff --git a/src/components/FloatingToolbar/index.jsx b/src/components/FloatingToolbar/index.jsx
index 01efc1e0..e0705bda 100644
--- a/src/components/FloatingToolbar/index.jsx
+++ b/src/components/FloatingToolbar/index.jsx
@@ -113,27 +113,41 @@ function FloatingToolbar(props) {
       </div>
     )
   } else {
-    if (config.activeSelectionTools.length === 0) return <div />
+    if (
+      config.activeSelectionTools.length === 0 &&
+      config.customSelectionTools.reduce((count, tool) => count + (tool.active ? 1 : 0), 0) === 0
+    )
+      return <div />
 
     const tools = []
+    const pushTool = (iconKey, name, genPrompt) => {
+      tools.push(
+        cloneElement(toolsConfig[iconKey].icon, {
+          size: 24,
+          className: 'chatgptbox-selection-toolbar-button',
+          title: name,
+          onClick: async () => {
+            const p = getClientPosition(props.container)
+            props.container.style.position = 'fixed'
+            setPosition(p)
+            setPrompt(await genPrompt(selection))
+            setTriggered(true)
+          },
+        }),
+      )
+    }
 
     for (const key in toolsConfig) {
       if (config.activeSelectionTools.includes(key)) {
         const toolConfig = toolsConfig[key]
-        tools.push(
-          cloneElement(toolConfig.icon, {
-            size: 24,
-            className: 'chatgptbox-selection-toolbar-button',
-            title: t(toolConfig.label),
-            onClick: async () => {
-              const p = getClientPosition(props.container)
-              props.container.style.position = 'fixed'
-              setPosition(p)
-              setPrompt(await toolConfig.genPrompt(selection))
-              setTriggered(true)
-            },
-          }),
-        )
+        pushTool(key, t(toolConfig.label), toolConfig.genPrompt)
+      }
+    }
+    for (const tool of config.customSelectionTools) {
+      if (tool.active) {
+        pushTool(tool.iconKey, tool.name, async (selection) => {
+          return tool.prompt.replace('{{selection}}', selection)
+        })
       }
     }
 
diff --git a/src/config/index.mjs b/src/config/index.mjs
index 8e915a03..7e664b05 100644
--- a/src/config/index.mjs
+++ b/src/config/index.mjs
@@ -267,6 +267,14 @@ export const defaultConfig = {
     'azureOpenAi',
   ],
   activeSelectionTools: ['translate', 'addtests', 'codereview', 'code', 'ask'],
+  customSelectionTools: [
+    {
+      name: '',
+      iconKey: 'explain',
+      prompt: 'sample prompt: {{selection}}',
+      active: false,
+    },
+  ],
   activeSiteAdapters: [
     'bilibili',
     'github',
diff --git a/src/popup/sections/SelectionTools.jsx b/src/popup/sections/SelectionTools.jsx
index 589c2a2e..cecec178 100644
--- a/src/popup/sections/SelectionTools.jsx
+++ b/src/popup/sections/SelectionTools.jsx
@@ -1,14 +1,99 @@
 import { useTranslation } from 'react-i18next'
 import { config as toolsConfig } from '../../content-script/selection-tools/index.mjs'
 import PropTypes from 'prop-types'
+import { useState } from 'react'
+import { defaultConfig } from '../../config/index.mjs'
+import { PencilIcon, TrashIcon } from '@primer/octicons-react'
 
 SelectionTools.propTypes = {
   config: PropTypes.object.isRequired,
   updateConfig: PropTypes.func.isRequired,
 }
 
+const defaultTool = {
+  name: '',
+  iconKey: 'explain',
+  prompt: 'Explain this: {{selection}}',
+  active: true,
+}
+
 export function SelectionTools({ config, updateConfig }) {
   const { t } = useTranslation()
+  const [editing, setEditing] = useState(false)
+  const [errorMessage, setErrorMessage] = useState('')
+  const [editingTool, setEditingTool] = useState(defaultTool)
+  const [editingIndex, setEditingIndex] = useState(-1)
+
+  const editingComponent = (
+    <div style={{ display: 'flex', flexDirection: 'column', '--spacing': '4px' }}>
+      <div style={{ display: 'flex', gap: '12px' }}>
+        <button
+          onClick={(e) => {
+            e.preventDefault()
+            setEditing(false)
+          }}
+        >
+          {t('Cancel')}
+        </button>
+        <button
+          onClick={(e) => {
+            e.preventDefault()
+            if (!editingTool.name) {
+              setErrorMessage(t('Name is required'))
+              return
+            }
+            if (!editingTool.prompt.includes('{{selection}}')) {
+              setErrorMessage(t('Prompt template should include {{selection}}'))
+              return
+            }
+            if (editingIndex === -1) {
+              updateConfig({
+                customSelectionTools: [...config.customSelectionTools, editingTool],
+              })
+            } else {
+              const customSelectionTools = [...config.customSelectionTools]
+              customSelectionTools[editingIndex] = editingTool
+              updateConfig({ customSelectionTools })
+            }
+            setEditing(false)
+          }}
+        >
+          {t('Save')}
+        </button>
+      </div>
+      {errorMessage && <div style={{ color: 'red' }}>{errorMessage}</div>}
+      <div style={{ display: 'flex', gap: '4px', alignItems: 'center' }}>
+        {t('Name')}
+        <input
+          type="text"
+          value={editingTool.name}
+          onChange={(e) => setEditingTool({ ...editingTool, name: e.target.value })}
+        />
+        {t('Icon')}
+        <select
+          value={editingTool.iconKey}
+          onChange={(e) => setEditingTool({ ...editingTool, iconKey: e.target.value })}
+        >
+          {defaultConfig.selectionTools.map((key) => (
+            <option key={key} value={key}>
+              {t(toolsConfig[key].label)}
+            </option>
+          ))}
+        </select>
+      </div>
+      {t('Prompt Template')}
+      <textarea
+        type="text"
+        placeholder={t('Explain this: {{selection}}')}
+        style={{
+          resize: 'vertical',
+          minHeight: '80px',
+        }}
+        value={editingTool.prompt}
+        onChange={(e) => setEditingTool({ ...editingTool, prompt: e.target.value })}
+      />
+    </div>
+  )
 
   return (
     <>
@@ -27,6 +112,70 @@ export function SelectionTools({ config, updateConfig }) {
           {t(toolsConfig[key].label)}
         </label>
       ))}
+      {config.customSelectionTools.map(
+        (tool, index) =>
+          tool.name &&
+          (editing && editingIndex === index ? (
+            editingComponent
+          ) : (
+            <label key={index} style={{ display: 'flex', alignItems: 'center' }}>
+              <input
+                type="checkbox"
+                checked={tool.active}
+                onChange={(e) => {
+                  const customSelectionTools = [...config.customSelectionTools]
+                  customSelectionTools[index] = { ...tool, active: e.target.checked }
+                  updateConfig({ customSelectionTools })
+                }}
+              />
+              {tool.name}
+              <div style={{ flexGrow: 1 }} />
+              <div style={{ display: 'flex', gap: '12px' }}>
+                <div
+                  style={{ cursor: 'pointer' }}
+                  onClick={(e) => {
+                    e.preventDefault()
+                    setEditing(true)
+                    setEditingTool(tool)
+                    setEditingIndex(index)
+                    setErrorMessage('')
+                  }}
+                >
+                  <PencilIcon />
+                </div>
+                <div
+                  style={{ cursor: 'pointer' }}
+                  onClick={(e) => {
+                    e.preventDefault()
+                    const customSelectionTools = [...config.customSelectionTools]
+                    customSelectionTools.splice(index, 1)
+                    updateConfig({ customSelectionTools })
+                  }}
+                >
+                  <TrashIcon />
+                </div>
+              </div>
+            </label>
+          )),
+      )}
+      <div style={{ height: '30px' }} />
+      {editing ? (
+        editingIndex === -1 ? (
+          editingComponent
+        ) : undefined
+      ) : (
+        <button
+          onClick={(e) => {
+            e.preventDefault()
+            setEditing(true)
+            setEditingTool(defaultTool)
+            setEditingIndex(-1)
+            setErrorMessage('')
+          }}
+        >
+          {t('New')}
+        </button>
+      )}
     </>
   )
 }