diff --git a/.env b/.env
index 069976e4..d41dbf38 100644
--- a/.env
+++ b/.env
@@ -48,6 +48,9 @@ MAILJET_DEFAULT_LIST_ID=
 MAILJET_WEBHOOK_BASIC_PASSWORD=secret
 APP_NEWSLETTER_CONFIRMATION_TTL_HOURS=1
 
+BPN_CONNECT_BASE_URL=https://bpn-connect.ep-reisen.app
+BPN_CONNECT_API_KEY=
+
 APP_BPN_USER=
 APP_BPN_PASSWORD=
 APP_BPN_IP=
@@ -71,9 +74,6 @@ APP_TRAVEL_PREFER_REMOTE=false
 APP_TRAVEL_ENABLE_FALLBACK=true
 APP_TRAVEL_SNAPSHOT_RETENTION_BUFFER_DAYS=14
 
-# Feature Flags
-FEATURE_TRAVEL_SNAPSHOT=true
-
 # Emails
 APP_DEFAULT_EMAIL_FROM=info@ep-reisen.de
 APP_DEFAULT_EMAIL_TO=info@ep-reisen.de
@@ -87,8 +87,6 @@ APP_SEASON_SUMMER_FROM=2026-05-01
 # Use 'O' during beta phase, switch to 'F' for production
 DEFAULT_BOOKING_STATUS=F
 
-API_KEYS=
-
 XML_EXPORT_PATH="%kernel.project_dir%/var/xmlexport"
 XML_EXPORT_CONTINGENTS_PATH="%kernel.project_dir%/var/xmlexportzimmer"
 JSON_EXPORT_PATH="%kernel.project_dir%/var/jsonexport"
diff --git a/config/services.yaml b/config/services.yaml
index d68f6d64..b6b470b4 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -258,6 +258,15 @@ services:
         arguments:
             $bodyDimensionRanges: '%body_dimension_ranges%'
 
+    App\BpnConnect\AbstractApiClient:
+        abstract: true
+        arguments:
+            $baseUrl: '%env(default::BPN_CONNECT_BASE_URL)%'
+            $apiKey: '%env(default::BPN_CONNECT_API_KEY)%'
+
+    App\BpnConnect\ContingentsClient:
+        parent: App\BpnConnect\AbstractApiClient
+
     App\Service\MailjetApiClient:
         arguments:
             $apiKey: '%env(default::MAILJET_API_KEY)%'
diff --git a/src/BpnConnect/AbstractApiClient.php b/src/BpnConnect/AbstractApiClient.php
new file mode 100644
index 00000000..22adbdff
--- /dev/null
+++ b/src/BpnConnect/AbstractApiClient.php
@@ -0,0 +1,56 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect;
+
+use App\BpnConnect\Exception\BpnConnectException;
+use Psr\Log\LoggerInterface;
+use Symfony\Contracts\HttpClient\Exception\ExceptionInterface;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+abstract class AbstractApiClient
+{
+    public function __construct(
+        protected readonly HttpClientInterface $httpClient,
+        protected readonly LoggerInterface $logger,
+        protected readonly ?string $baseUrl = null,
+        protected readonly ?string $apiKey = null,
+    ) {
+    }
+
+    /**
+     * @param array<string, mixed> $query
+     * @return array<string, mixed>
+     */
+    protected function request(string $path, array $query = []): array
+    {
+        $this->assertConfigured();
+
+        try {
+            $response = $this->httpClient->request('GET', $this->baseUrl.$path, [
+                'headers' => [
+                    'X-API-KEY' => $this->apiKey,
+                ],
+                'query' => $query,
+            ]);
+
+            return $response->toArray();
+        } catch (ExceptionInterface $e) {
+            $this->logger->error('BpnConnect request failed', [
+                'path' => $path,
+                'query' => $query,
+                'error' => $e->getMessage(),
+            ]);
+
+            throw new BpnConnectException('BpnConnect request failed: '.$e->getMessage(), 0, $e);
+        }
+    }
+
+    private function assertConfigured(): void
+    {
+        if (null === $this->baseUrl || null === $this->apiKey) {
+            throw new BpnConnectException('BpnConnect client is not configured (missing BPN_CONNECT_BASE_URL or BPN_CONNECT_API_KEY).');
+        }
+    }
+}
diff --git a/src/BpnConnect/ContingentsClient.php b/src/BpnConnect/ContingentsClient.php
new file mode 100644
index 00000000..6634706a
--- /dev/null
+++ b/src/BpnConnect/ContingentsClient.php
@@ -0,0 +1,82 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect;
+
+use App\BpnConnect\Model\ContingentCalendarEntry;
+use App\BpnConnect\Model\ContingentCalendarMeta;
+use App\BpnConnect\Model\ContingentCalendarResponse;
+use App\BpnConnect\Model\ContingentMode;
+use App\BpnConnect\Model\ContingentRangeEntry;
+use App\BpnConnect\Model\ContingentRangeResponse;
+use App\BpnConnect\Model\ContingentStatus;
+
+class ContingentsClient extends AbstractApiClient
+{
+    private const string CALENDAR_PATH = '/api/v1/contingents/calendar';
+
+    public function getContingentCalendar(
+        string $hotelCode,
+        string $dateFrom,
+        string $dateTo,
+    ): ContingentCalendarResponse {
+        $payload = $this->request(self::CALENDAR_PATH, [
+            'hotelCode' => $hotelCode,
+            'dateFrom' => $dateFrom,
+            'dateTo' => $dateTo,
+            'mode' => ContingentMode::Days->value,
+        ]);
+
+        $entries = array_map(
+            static fn (array $item) => new ContingentCalendarEntry(
+                date: $item['date'],
+                status: ContingentStatus::from($item['status']),
+            ),
+            $payload['data'] ?? [],
+        );
+
+        return new ContingentCalendarResponse($this->buildMeta($payload), $entries);
+    }
+
+    public function getContingentRanges(
+        string $hotelCode,
+        string $dateFrom,
+        string $dateTo,
+    ): ContingentRangeResponse {
+        $payload = $this->request(self::CALENDAR_PATH, [
+            'hotelCode' => $hotelCode,
+            'dateFrom' => $dateFrom,
+            'dateTo' => $dateTo,
+            'mode' => ContingentMode::Ranges->value,
+        ]);
+
+        $entries = array_map(
+            static fn (array $item) => new ContingentRangeEntry(
+                dateFrom: $item['date_from'],
+                dateTo: $item['date_to'],
+                status: ContingentStatus::from($item['status']),
+            ),
+            $payload['data'] ?? [],
+        );
+
+        return new ContingentRangeResponse($this->buildMeta($payload), $entries);
+    }
+
+    /**
+     * @param array<string, mixed> $payload
+     */
+    private function buildMeta(array $payload): ContingentCalendarMeta
+    {
+        $raw = $payload['meta'] ?? [];
+
+        return new ContingentCalendarMeta(
+            dateFrom: $raw['date_from'] ?? '',
+            dateTo: $raw['date_to'] ?? '',
+            mode: $raw['mode'] ?? '',
+            hotelCode: $raw['hotel_code'] ?? '',
+            hotelId: (int) ($raw['hotel_id'] ?? 0),
+            rowCount: (int) ($raw['row_count'] ?? 0),
+        );
+    }
+}
diff --git a/src/BpnConnect/Exception/BpnConnectException.php b/src/BpnConnect/Exception/BpnConnectException.php
new file mode 100644
index 00000000..e30d225e
--- /dev/null
+++ b/src/BpnConnect/Exception/BpnConnectException.php
@@ -0,0 +1,9 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Exception;
+
+class BpnConnectException extends \RuntimeException
+{
+}
diff --git a/src/BpnConnect/Model/ContingentCalendarEntry.php b/src/BpnConnect/Model/ContingentCalendarEntry.php
new file mode 100644
index 00000000..26e9839e
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentCalendarEntry.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+readonly class ContingentCalendarEntry
+{
+    public function __construct(
+        public string $date,
+        public ContingentStatus $status,
+    ) {
+    }
+}
diff --git a/src/BpnConnect/Model/ContingentCalendarMeta.php b/src/BpnConnect/Model/ContingentCalendarMeta.php
new file mode 100644
index 00000000..ae76d774
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentCalendarMeta.php
@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+readonly class ContingentCalendarMeta
+{
+    public function __construct(
+        public string $dateFrom,
+        public string $dateTo,
+        public string $mode,
+        public string $hotelCode,
+        public int $hotelId,
+        public int $rowCount,
+    ) {
+    }
+}
diff --git a/src/BpnConnect/Model/ContingentCalendarResponse.php b/src/BpnConnect/Model/ContingentCalendarResponse.php
new file mode 100644
index 00000000..4ed5d0ee
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentCalendarResponse.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+readonly class ContingentCalendarResponse
+{
+    /**
+     * @param ContingentCalendarEntry[] $data
+     */
+    public function __construct(
+        public ContingentCalendarMeta $meta,
+        public array $data,
+    ) {
+    }
+}
diff --git a/src/BpnConnect/Model/ContingentMode.php b/src/BpnConnect/Model/ContingentMode.php
new file mode 100644
index 00000000..103660dc
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentMode.php
@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+enum ContingentMode: string
+{
+    case Days = 'days';
+    case Ranges = 'ranges';
+}
diff --git a/src/BpnConnect/Model/ContingentRangeEntry.php b/src/BpnConnect/Model/ContingentRangeEntry.php
new file mode 100644
index 00000000..7d092513
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentRangeEntry.php
@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+readonly class ContingentRangeEntry
+{
+    public function __construct(
+        public string $dateFrom,
+        public string $dateTo,
+        public ContingentStatus $status,
+    ) {
+    }
+}
diff --git a/src/BpnConnect/Model/ContingentRangeResponse.php b/src/BpnConnect/Model/ContingentRangeResponse.php
new file mode 100644
index 00000000..1f336f83
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentRangeResponse.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+readonly class ContingentRangeResponse
+{
+    /**
+     * @param ContingentRangeEntry[] $data
+     */
+    public function __construct(
+        public ContingentCalendarMeta $meta,
+        public array $data,
+    ) {
+    }
+}
diff --git a/src/BpnConnect/Model/ContingentStatus.php b/src/BpnConnect/Model/ContingentStatus.php
new file mode 100644
index 00000000..f9feb44c
--- /dev/null
+++ b/src/BpnConnect/Model/ContingentStatus.php
@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BpnConnect\Model;
+
+enum ContingentStatus: string
+{
+    case Ok = 'OK';
+    case Blocked = 'BLOCKED';
+}