diff --git a/ios/ChronoMind/Shared/Cloud/Config.swift b/ios/ChronoMind/Shared/Cloud/Config.swift
new file mode 100644
index 0000000..9d34515
--- /dev/null
+++ b/ios/ChronoMind/Shared/Cloud/Config.swift
@@ -0,0 +1,13 @@
+// ── ChronoMind Platform Config ──────────────────────────────
+// Single source of truth for BLPlatformConfig used by all SDK wrappers.
+
+import ByteLystPlatformSDK
+
+enum ChronoMindConfig {
+    static let platform: BLPlatformConfig = BLPlatformConfig.fromInfoPlist(
+        productId: "chronomind",
+        defaultBaseURL: "https://api.chronomind.app",
+        bundleId: "com.saravana.chronomind",
+        appGroupId: "group.com.chronomind.shared"
+    )
+}
diff --git a/ios/ChronoMind/Shared/Cloud/KillSwitchService.swift b/ios/ChronoMind/Shared/Cloud/KillSwitchService.swift
new file mode 100644
index 0000000..731e114
--- /dev/null
+++ b/ios/ChronoMind/Shared/Cloud/KillSwitchService.swift
@@ -0,0 +1,12 @@
+// ── Kill Switch Service ──────────────────────────────────────
+// Thin wrapper over ByteLystPlatformSDK's BLKillSwitchClient.
+
+import ByteLystPlatformSDK
+
+enum KillSwitchService {
+    private static let client = BLKillSwitchClient(config: ChronoMindConfig.platform)
+
+    static func check() async -> BLKillSwitchResult {
+        await client.check()
+    }
+}