diff --git a/next-ui/src/colada/claim.ts b/next-ui/src/colada/claim.ts
new file mode 100644
index 00000000..3bdd2d97
--- /dev/null
+++ b/next-ui/src/colada/claim.ts
@@ -0,0 +1,38 @@
+import { defineMutation, defineQuery, useMutation, useQuery, useQueryCache } from '@pinia/colada'
+import { komgaClient } from '@/api/komga-client'
+
+export const QUERY_KEYS_CLAIM = {
+  root: ['claim'] as const,
+}
+
+export const useClaimStatus = defineQuery(() => {
+  return useQuery({
+    key: () => QUERY_KEYS_CLAIM.root,
+    query: () =>
+      komgaClient
+        .GET('/api/v1/claim')
+        // unwrap the openapi-fetch structure on success
+        .then((res) => res.data),
+    // forever
+    staleTime: 0,
+    gcTime: false,
+  })
+})
+
+export const useClaimServer = defineMutation(() => {
+  const queryCache = useQueryCache()
+  return useMutation({
+    mutation: ({ username, password }: { username: string; password: string }) =>
+      komgaClient.POST('/api/v1/claim', {
+        params: {
+          header: {
+            'X-Komga-Email': username,
+            'X-Komga-Password': password,
+          },
+        },
+      }),
+    onSuccess: () => {
+      queryCache.cancelQueries({ key: QUERY_KEYS_CLAIM.root })
+    },
+  })
+})
diff --git a/next-ui/src/colada/users.ts b/next-ui/src/colada/users.ts
index cbfa6ce9..a58f7a32 100644
--- a/next-ui/src/colada/users.ts
+++ b/next-ui/src/colada/users.ts
@@ -52,6 +52,36 @@ export const useCurrentUser = defineQuery(() => {
   }
 })
 
+export const useLogin = defineMutation(() => {
+  const queryCache = useQueryCache()
+  return useMutation({
+    mutation: ({
+      username,
+      password,
+      rememberMe,
+    }: {
+      username: string
+      password: string
+      rememberMe?: boolean
+    }) =>
+      komgaClient.GET('/api/v2/users/me', {
+        headers: {
+          authorization: 'Basic ' + btoa(username + ':' + password),
+          'X-Requested-With': 'XMLHttpRequest',
+        },
+        params: {
+          query: {
+            'remember-me': rememberMe,
+          },
+        },
+      }),
+    onSuccess: ({ data }) => {
+      queryCache.setQueryData(QUERY_KEYS_USERS.currentUser, data)
+      queryCache.cancelQueries({ key: QUERY_KEYS_USERS.currentUser })
+    },
+  })
+})
+
 export const useLogout = defineMutation(() => {
   const queryCache = useQueryCache()
   return useMutation({
diff --git a/next-ui/src/pages/claim.vue b/next-ui/src/pages/claim.vue
new file mode 100644
index 00000000..ecd3e39f
--- /dev/null
+++ b/next-ui/src/pages/claim.vue
@@ -0,0 +1,192 @@
+<template>
+  <v-form
+    ref="form"
+    :disabled="isLoading"
+    @submit.prevent="submitForm()"
+  >
+    <v-container max-width="400px">
+      <v-row justify="center">
+        <v-col
+          cols="7"
+          sm="10"
+        >
+          <v-img src="@/assets/logo.svg" />
+        </v-col>
+      </v-row>
+
+      <v-row>
+        <v-col>
+          <v-alert
+            color="info"
+            variant="tonal"
+            icon="i-mdi:info"
+            :text="
+              $formatMessage({
+                description: 'Claim server screen: information banner',
+                defaultMessage:
+                  'This Komga server is not yet active, you need to create a user account to be able to access it.',
+                id: '2p+JVw',
+              })
+            "
+          >
+          </v-alert>
+        </v-col>
+      </v-row>
+
+      <v-row>
+        <v-col>
+          <v-text-field
+            v-model="username"
+            :label="
+              $formatMessage({
+                description: 'Claim server screen: email field label',
+                defaultMessage: 'Email',
+                id: 'aDFZOW',
+              })
+            "
+            autofocus
+            :rules="['required', 'email']"
+          />
+        </v-col>
+      </v-row>
+
+      <v-row>
+        <v-col>
+          <v-text-field
+            v-model="password"
+            :label="
+              $formatMessage({
+                description: 'Claim server screen: password field label',
+                defaultMessage: 'Password',
+                id: 'U3Uo3q',
+              })
+            "
+            :rules="['required']"
+            autocomplete="off"
+            :type="showPassword ? 'text' : 'password'"
+            :append-inner-icon="showPassword ? 'i-mdi:eye' : 'i-mdi:eye-off'"
+            @click:append-inner="showPassword = !showPassword"
+          />
+        </v-col>
+      </v-row>
+
+      <v-row>
+        <v-col>
+          <v-text-field
+            :label="
+              $formatMessage({
+                description: 'Claim server screen: Confirm password field label',
+                defaultMessage: 'Confirm password',
+                id: 'ezgnXr',
+              })
+            "
+            :rules="[
+              [
+                'sameAs',
+                password,
+                $formatMessage({
+                  description: 'Claim server screen:: Error message if passwords differ',
+                  defaultMessage: 'Passwords must be identical',
+                  id: 'ZWFPAg',
+                }),
+              ],
+            ]"
+            autocomplete="off"
+            :type="showPassword ? 'text' : 'password'"
+            :append-inner-icon="showPassword ? 'i-mdi:eye' : 'i-mdi:eye-off'"
+            @click:append-inner="showPassword = !showPassword"
+          />
+        </v-col>
+      </v-row>
+
+      <v-row>
+        <v-col>
+          <v-btn
+            :text="
+              $formatMessage({
+                description: 'Claim server screen:: Create User Account button',
+                defaultMessage: 'Create User Account',
+                id: 'd8lMZe',
+              })
+            "
+            :loading="isLoading"
+            type="submit"
+            block
+          />
+        </v-col>
+      </v-row>
+
+      <v-divider class="my-4" />
+
+      <v-row justify="center">
+        <v-col cols="auto">
+          <div class="d-flex ga-4">
+            <FragmentLocaleSelector />
+            <FragmentThemeSelector />
+          </div>
+        </v-col>
+      </v-row>
+    </v-container>
+  </v-form>
+</template>
+
+<script lang="ts" setup>
+import { type ErrorCause } from '@/api/komga-client'
+import { useMessagesStore } from '@/stores/messages'
+import { useIntl } from 'vue-intl'
+import { commonMessages } from '@/utils/i18n/common-messages'
+import { useClaimServer, useClaimStatus } from '@/colada/claim'
+import { useLogin } from '@/colada/users'
+
+const messagesStore = useMessagesStore()
+const intl = useIntl()
+
+const form = ref()
+const username = ref('')
+const password = ref('')
+const showPassword = ref<boolean>(false)
+
+const router = useRouter()
+const route = useRoute()
+
+const { mutateAsync: login, isLoading: isLoadingLogin } = useLogin()
+const { mutateAsync: claimServer, isLoading: isLoadingClaim } = useClaimServer()
+
+const isLoading = computed(() => isLoadingClaim.value || isLoadingLogin.value)
+
+async function submitForm() {
+  const { valid } = await form.value.validate()
+  if (valid) {
+    const credentials = {
+      username: username.value,
+      password: password.value,
+    }
+
+    claimServer(credentials)
+      .then(() => {
+        void login(credentials).then(() => {
+          if (route.query.redirect) void router.push({ path: route.query.redirect.toString() })
+          else void router.push('/')
+        })
+      })
+      .catch((error) => {
+        messagesStore.messages.push({
+          text:
+            (error?.cause as ErrorCause)?.message ||
+            intl.formatMessage(commonMessages.networkError),
+        })
+      })
+  }
+}
+
+const { refresh: claimStatus } = useClaimStatus()
+void claimStatus().then(({ data }) => {
+  if (data?.isClaimed) void router.push('/')
+})
+</script>
+
+<route lang="yaml">
+meta:
+  layout: single
+  noAuth: true
+</route>
diff --git a/next-ui/src/pages/login.vue b/next-ui/src/pages/login.vue
index 705baf2b..86a7e4ef 100644
--- a/next-ui/src/pages/login.vue
+++ b/next-ui/src/pages/login.vue
@@ -1,6 +1,6 @@
 <template>
   <v-form
-    v-model="formValid"
+    ref="form"
     :disabled="isLoading"
     @submit.prevent="submitForm()"
   >
@@ -116,18 +116,19 @@
 </template>
 
 <script lang="ts" setup>
-import { type ErrorCause, komgaClient } from '@/api/komga-client'
-import { useMutation, useQueryCache } from '@pinia/colada'
+import { type ErrorCause } from '@/api/komga-client'
 import { useMessagesStore } from '@/stores/messages'
 import { useIntl } from 'vue-intl'
 import { commonMessages } from '@/utils/i18n/common-messages'
 import { useAppStore } from '@/stores/app'
+import { useLogin } from '@/colada/users'
+import { useClaimStatus } from '@/colada/claim'
 
 const messagesStore = useMessagesStore()
 const intl = useIntl()
 const appStore = useAppStore()
 
-const formValid = ref<boolean>(false)
+const form = ref()
 const username = ref('')
 const password = ref('')
 const loginError = ref<string>('')
@@ -135,44 +136,40 @@ const loginError = ref<string>('')
 const router = useRouter()
 const route = useRoute()
 
-const queryCache = useQueryCache()
-const { mutate: performLogin, isLoading } = useMutation({
-  mutation: () =>
-    komgaClient.GET('/api/v2/users/me', {
-      headers: {
-        authorization: 'Basic ' + btoa(username.value + ':' + password.value),
-        'X-Requested-With': 'XMLHttpRequest',
-      },
-      params: {
-        query: {
-          'remember-me': appStore.rememberMe,
-        },
-      },
-    }),
-  onSuccess: ({ data }) => {
-    queryCache.setQueryData(['current-user'], data)
-    queryCache.cancelQueries({ key: ['current-user'] })
-    if (route.query.redirect) void router.push({ path: route.query.redirect.toString() })
-    else void router.push('/')
-  },
-  onError: (error) => {
-    if ((error?.cause as ErrorCause)?.status === 401)
-      loginError.value = intl.formatMessage({
-        description: 'Login screen: error message displayed when login failed',
-        defaultMessage: 'Invalid login or password',
-        id: 'AjWlka',
-      })
-    else
-      messagesStore.messages.push({
-        text:
-          (error?.cause as ErrorCause)?.message || intl.formatMessage(commonMessages.networkError),
-      })
-  },
-})
+const { mutateAsync: performLogin, isLoading } = useLogin()
 
-function submitForm() {
-  if (formValid.value) performLogin()
+async function submitForm() {
+  const { valid } = await form.value.validate()
+  if (valid)
+    performLogin({
+      username: username.value,
+      password: password.value,
+      rememberMe: appStore.rememberMe,
+    })
+      .then(() => {
+        if (route.query.redirect) void router.push({ path: route.query.redirect.toString() })
+        else void router.push('/')
+      })
+      .catch((error) => {
+        if ((error?.cause as ErrorCause)?.status === 401)
+          loginError.value = intl.formatMessage({
+            description: 'Login screen: error message displayed when login failed',
+            defaultMessage: 'Invalid login or password',
+            id: 'AjWlka',
+          })
+        else
+          messagesStore.messages.push({
+            text:
+              (error?.cause as ErrorCause)?.message ||
+              intl.formatMessage(commonMessages.networkError),
+          })
+      })
 }
+
+const { refresh: claimStatus } = useClaimStatus()
+void claimStatus().then(({ data }) => {
+  if (data?.isClaimed == false) void router.push('/')
+})
 </script>
 
 <route lang="yaml">
diff --git a/next-ui/src/pages/startup.vue b/next-ui/src/pages/startup.vue
index 8ed61bea..d761d7c7 100644
--- a/next-ui/src/pages/startup.vue
+++ b/next-ui/src/pages/startup.vue
@@ -10,19 +10,24 @@
 
 <script lang="ts" setup>
 import { useCurrentUser } from '@/colada/users'
+import { useClaimStatus } from '@/colada/claim'
 
 async function checkAuthenticated() {
   const router = useRouter()
   const route = useRoute()
   const { data, error, refresh } = useCurrentUser()
+  const { data: claimData, refresh: claimRefresh } = useClaimStatus()
 
   await refresh()
+  await claimRefresh()
   if (data.value) {
     if (route.query.redirect) await router.push({ path: route.query.redirect.toString() })
     else await router.push('/')
   }
   if (error.value) {
-    await router.push({ name: '/login', query: { redirect: route.query.redirect } })
+    if (claimData.value?.isClaimed)
+      await router.push({ name: '/login', query: { redirect: route.query.redirect } })
+    else await router.push({ name: '/claim', query: { redirect: route.query.redirect } })
   }
 }
 
diff --git a/next-ui/src/typed-router.d.ts b/next-ui/src/typed-router.d.ts
index fa85867a..1d6e5e59 100644
--- a/next-ui/src/typed-router.d.ts
+++ b/next-ui/src/typed-router.d.ts
@@ -23,6 +23,7 @@ declare module 'vue-router/auto-routes' {
     '/account/api-keys': RouteRecordInfo<'/account/api-keys', '/account/api-keys', Record<never, never>, Record<never, never>>,
     '/account/details': RouteRecordInfo<'/account/details', '/account/details', Record<never, never>, Record<never, never>>,
     '/account/ui': RouteRecordInfo<'/account/ui', '/account/ui', Record<never, never>, Record<never, never>>,
+    '/claim': RouteRecordInfo<'/claim', '/claim', Record<never, never>, Record<never, never>>,
     '/history': RouteRecordInfo<'/history', '/history', Record<never, never>, Record<never, never>>,
     '/import/books': RouteRecordInfo<'/import/books', '/import/books', Record<never, never>, Record<never, never>>,
     '/import/readlist': RouteRecordInfo<'/import/readlist', '/import/readlist', Record<never, never>, Record<never, never>>,