diff --git a/heicode/web/default/src/features/auth/api.ts b/heicode/web/default/src/features/auth/api.ts
index cd25ec5..c2b49a0 100644
--- a/heicode/web/default/src/features/auth/api.ts
+++ b/heicode/web/default/src/features/auth/api.ts
@@ -101,6 +101,19 @@ async function establishManagerSessionFromAgnet(): Promise<{
   return { managerUserId: body.data?.id }
 }
 
+export async function loginWithAgnetTokens(
+  accessToken: string,
+  refreshToken?: string
+): Promise<{ managerUserId?: number }> {
+  writeTokens(accessToken, refreshToken)
+  try {
+    return await establishManagerSessionFromAgnet()
+  } catch (err) {
+    clearHeicodeTokens()
+    throw err
+  }
+}
+
 async function callHeicodeAuth<T>(
   path: string,
   init: RequestInit = {},
@@ -317,23 +330,56 @@ export async function wechatLoginByCode(code: string): Promise<ApiResponse> {
 // Registration
 // ----------------------------------------------------------------------------
 
-// User registration
-export async function register(payload: RegisterPayload): Promise<ApiResponse> {
-  const res = await api.post(`/api/user/register`, payload, {
-    params: { turnstile: payload.turnstile ?? '' },
+// User registration via Agnet (太极 AI PAD)
+export async function register(payload: RegisterPayload): Promise<ApiResponse & {
+  data?: {
+    token?: string
+    refreshToken?: string
+    user?: { id?: string; name?: string; email?: string; role?: string; channelId?: string }
+  }
+}> {
+  const res = await callHeicodeAuth<{
+    success: boolean
+    message?: string
+    detail?: string
+    data?: {
+      token?: string
+      refreshToken?: string
+      user?: { id?: string; name?: string; email?: string; role?: string; channelId?: string }
+    }
+  }>('/api/auth/register', {
+    method: 'POST',
+    body: JSON.stringify({
+      username: payload.username,
+      email: payload.email,
+      password: payload.password,
+      verification_code: payload.verification_code,
+      full_name: payload.username,
+    }),
   })
-  return res.data
+  return {
+    success: Boolean(res?.success),
+    message: res?.message || res?.detail || '',
+    data: res?.data,
+  }
 }
 
-// Send email verification code
+// Send email verification code via Agnet (太极 AI PAD)
 export async function sendEmailVerification(
   email: string,
-  turnstile?: string
+  _turnstile?: string
 ): Promise<ApiResponse> {
-  const res = await api.get('/api/verification', {
-    params: { email, turnstile },
+  const res = await callHeicodeAuth<{
+    success: boolean
+    message?: string
+    detail?: string
+  }>(`/api/auth/register/send-code?email=${encodeURIComponent(email)}`, {
+    method: 'POST',
   })
-  return res.data
+  return {
+    success: Boolean(res?.success),
+    message: res?.message || res?.detail || '',
+  }
 }
 
 // Bind email to OAuth account
diff --git a/heicode/web/default/src/features/auth/sign-up/components/sign-up-form.tsx b/heicode/web/default/src/features/auth/sign-up/components/sign-up-form.tsx
index d71c80e..458c799 100644
--- a/heicode/web/default/src/features/auth/sign-up/components/sign-up-form.tsx
+++ b/heicode/web/default/src/features/auth/sign-up/components/sign-up-form.tsx
@@ -28,7 +28,7 @@ import { Input } from '@/components/ui/input'
 import { Label } from '@/components/ui/label'
 import { PasswordInput } from '@/components/password-input'
 import { Turnstile } from '@/components/turnstile'
-import { register, wechatLoginByCode } from '@/features/auth/api'
+import { register, loginWithAgnetTokens, wechatLoginByCode } from '@/features/auth/api'
 import { LegalConsent } from '@/features/auth/components/legal-consent'
 import { OAuthProviders } from '@/features/auth/components/oauth-providers'
 import { registerFormSchema } from '@/features/auth/constants'
@@ -80,7 +80,7 @@ export function SignUpForm({
   })
 
   const emailValue = form.watch('email')
-  const emailVerificationRequired = !!status?.email_verification
+  const emailVerificationRequired = true
   const hasUserAgreement = Boolean(status?.user_agreement_enabled)
   const hasPrivacyPolicy = Boolean(status?.privacy_policy_enabled)
   const requiresLegalConsent = hasUserAgreement || hasPrivacyPolicy
@@ -142,8 +142,20 @@ export function SignUpForm({
       })
 
       if (res?.success) {
-        toast.success(t('Account created! Please sign in'))
-        redirectToLogin()
+        toast.success(t('Account created!'))
+        if (res.data?.token) {
+          const sessionRes = await loginWithAgnetTokens(
+            res.data.token,
+            res.data.refreshToken
+          )
+          await handleLoginSuccess(
+            sessionRes.managerUserId
+              ? { id: sessionRes.managerUserId }
+              : null
+          )
+        } else {
+          redirectToLogin()
+        }
       }
     } catch (_error) {
       // Errors are handled by global interceptor