diff --git a/app/main/api/internal/handler/auth/sendsmshandler.go b/app/main/api/internal/handler/auth/sendsmshandler.go
index c38db45..f817b94 100644
--- a/app/main/api/internal/handler/auth/sendsmshandler.go
+++ b/app/main/api/internal/handler/auth/sendsmshandler.go
@@ -1,6 +1,7 @@
 package auth
 
 import (
+	"context"
 	"net/http"
 
 	"tyc-server/app/main/api/internal/logic/auth"
@@ -23,7 +24,8 @@ func SendSmsHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
 			result.ParamValidateErrorResult(r, w, err)
 			return
 		}
-		l := auth.NewSendSmsLogic(r.Context(), svcCtx)
+		ctx := context.WithValue(r.Context(), auth.UserAgentContextKey, r.Header.Get("User-Agent"))
+		l := auth.NewSendSmsLogic(ctx, svcCtx)
 		err := l.SendSms(&req)
 		result.HttpResult(r, w, nil, err)
 	}
diff --git a/app/main/api/internal/logic/auth/sendsmslogic.go b/app/main/api/internal/logic/auth/sendsmslogic.go
index 4e392a2..99c34a2 100644
--- a/app/main/api/internal/logic/auth/sendsmslogic.go
+++ b/app/main/api/internal/logic/auth/sendsmslogic.go
@@ -35,15 +35,18 @@ func NewSendSmsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *SendSmsLo
 	}
 }
 
+// UserAgentContextKey 用于从 context 读取 User-Agent（如判断是否微信）
+const UserAgentContextKey = "user_agent"
+
 func (l *SendSmsLogic) SendSms(req *types.SendSmsReq) error {
-	// 图形验证码校验（开发环境可跳过）
+	userAgent, _ := l.ctx.Value(UserAgentContextKey).(string)
 	cfg := l.svcCtx.Config.Captcha
-	if err := captcha.Verify(captcha.Config{
+	if err := captcha.VerifyWithUserAgent(captcha.Config{
 		AccessKeyID:     cfg.AccessKeyID,
 		AccessKeySecret: cfg.AccessKeySecret,
 		EndpointURL:     cfg.EndpointURL,
 		SceneID:         cfg.SceneID,
-	}, req.CaptchaVerifyParam); err != nil {
+	}, req.CaptchaVerifyParam, userAgent); err != nil {
 		return err
 	}
 
diff --git a/pkg/captcha/aliyun.go b/pkg/captcha/aliyun.go
index 391c96f..942dd33 100644
--- a/pkg/captcha/aliyun.go
+++ b/pkg/captcha/aliyun.go
@@ -1,6 +1,9 @@
 package captcha
 
 import (
+	"os"
+	"strings"
+
 	"tyc-server/common/xerr"
 
 	captcha20230305 "github.com/alibabacloud-go/captcha-20230305/client"
@@ -18,11 +21,24 @@ type Config struct {
 	SceneID         string
 }
 
+// isWeChatUserAgent 判断 User-Agent 是否为微信内置浏览器（含 MicroMessenger）。
+func isWeChatUserAgent(ua string) bool {
+	return strings.Contains(ua, "MicroMessenger")
+}
+
+// VerifyWithUserAgent 根据 User-Agent 与 captchaVerifyParam 校验。微信请求直接通过。
+func VerifyWithUserAgent(cfg Config, captchaVerifyParam string, userAgent string) error {
+	if isWeChatUserAgent(userAgent) {
+		return nil
+	}
+	return Verify(cfg, captchaVerifyParam)
+}
+
 // Verify 校验前端传入的 captchaVerifyParam。异常时视为通过以保证业务可用。
 func Verify(cfg Config, captchaVerifyParam string) error {
-	// if os.Getenv("ENV") == "development" {
-	// 	return nil
-	// }
+	if os.Getenv("ENV") == "development" {
+		return nil
+	}
 	if captchaVerifyParam == "" {
 		return errors.Wrapf(xerr.NewErrMsg("图形验证码校验失败"), "empty captchaVerifyParam")
 	}