diff --git a/src/modules/user/dtos/captcha.dto.ts b/src/modules/user/dtos/captcha.dto.ts
new file mode 100644
index 0000000..0badbb2
--- /dev/null
+++ b/src/modules/user/dtos/captcha.dto.ts
@@ -0,0 +1,80 @@
+import { PickType } from '@nestjs/swagger';
+
+import { DtoValidation } from '@/modules/core/decorator/dto.validation.decorator';
+
+import { CaptchaDtoGroups } from '../constants';
+
+import { UserCommonDto } from './user.common.dto';
+
+/**
+ * 发送邮件或短信验证码消息
+ */
+export class CaptchaMessage extends PickType(UserCommonDto, ['phone', 'email']) {}
+
+/**
+ * 发送短信验证码DTO类型
+ */
+export class PhoneCaptchaMessageDto extends PickType(CaptchaMessage, ['phone'] as const) {}
+
+/**
+ * 发送邮件验证码DTO类型
+ */
+export class EmailCaptchaMessageDto extends PickType(CaptchaMessage, ['email'] as const) {}
+
+/**
+ * 通过已登录账户发送验证码消息
+ */
+export class UserCaptchaMessageDto extends PickType(UserCommonDto, ['type']) {}
+
+/**
+ * 通过用户凭证发送验证码消息
+ */
+export class CredentialCaptchaMessageDto extends PickType(UserCommonDto, ['credential']) {}
+
+/**
+ * 发送登录验证码短信
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.PHONE_LOGIN] })
+export class LoginPhoneCaptchaDto extends PhoneCaptchaMessageDto {}
+
+/**
+ * 发送登录验证码邮件
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.EMAIL_LOGIN] })
+export class LoginEmailCaptchaDto extends EmailCaptchaMessageDto {}
+
+/**
+ * 发送注册验证码短信
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.PHONE_REGISTER] })
+export class RegisterPhoneCaptchaDto extends PhoneCaptchaMessageDto {}
+
+/**
+ * 发送注册验证码邮件
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.PHONE_REGISTER] })
+export class RegisterEmailCaptchaDto extends EmailCaptchaMessageDto {}
+
+/**
+ * 发送找回密码短信
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.EMAIL_RETRIEVE_PASSWORD] })
+export class RetrievePasswordPhoneCaptchaDto extends PhoneCaptchaMessageDto {}
+
+/**
+ * 发送找回密码邮件
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.EMAIL_RETRIEVE_PASSWORD] })
+export class RetrievePasswordEmailCaptchaDto extends EmailCaptchaMessageDto {}
+
+/**
+ * 发送手机绑定短信
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.BOUND_PHONE] })
+export class BoundPhoneCaptchaDto extends PhoneCaptchaMessageDto {}
+
+/**
+ * 发送邮箱绑定邮件
+ */
+@DtoValidation({ groups: [CaptchaDtoGroups.BOUND_EMAIL] })
+export class BoundEmailCaptchaDto extends EmailCaptchaMessageDto {}