diff --git a/backend/locales/en.json b/backend/locales/en.json
new file mode 100644
index 0000000..36cb7f9
--- /dev/null
+++ b/backend/locales/en.json
@@ -0,0 +1,46 @@
+{
+  "i18n_default_workspace": "Default workspace",
+  "i18n_ds_name_exist": "Name already exists",
+  "i18n_concat_admin": "Please contact administrator!",
+  "i18n_exist": "{msg} already exists!",
+  "i18n_name": "Name",
+  "i18n_not_exist": "{msg} not exists",
+  "i18n_error": "{key} error!",
+  "i18n_miss_args": "Missing {key} parameter!",
+  "i18n_format_invalid": "{key} format is incorrect!",
+  "i18n_login": {
+    "account_pwd_error": "Account or password error!",
+    "no_associated_ws": "No associated workspace, {msg}",
+    "user_disable": "Account disabled, {msg}"
+  },
+  "i18n_user": {
+    "account": "Account",
+    "email": "Email",
+    "password": "Password",
+    "language_not_support": "System does not support [{key}] language!",
+    "ws_miss": "The current user is not in the workspace [{ws}]!"
+  },
+  "i18n_ws": {
+    "title": "Workspace"
+  },
+  "i18n_permission": {
+    "only_admin": "Only administrators can call this!",
+    "no_permission": "No permission to access {url}{msg}",
+    "authenticate_invalid": "Authenticate invalid [{msg}]",
+    "token_expired": "Token has expired"
+  },
+  "i18n_llm": {
+    "validate_error": "Validation failed [{msg}]",
+    "delete_default_error": "Cannot delete default model [{key}]!",
+    "miss_default": "The default large language model has not been configured"
+  },
+  "i18n_ds_invalid": "Datasource Invalid",
+  "i18n_embedded": {
+    "invalid_origin": "Domain verification failed [{origin}]"
+  },
+  "i18n_terminology": {
+    "terminology_not_exists": "Terminology does not exists",
+    "cannot_be_repeated": "Term name, synonyms cannot be repeated",
+    "exists_in_db": "Term name, synonyms exists"
+  }
+}
\ No newline at end of file