diff --git a/app/src/main/java/chat/revolt/activities/MainActivity.kt b/app/src/main/java/chat/revolt/activities/MainActivity.kt
index 60fc404d..a41044ef 100644
--- a/app/src/main/java/chat/revolt/activities/MainActivity.kt
+++ b/app/src/main/java/chat/revolt/activities/MainActivity.kt
@@ -75,9 +75,12 @@ import androidx.navigation.compose.rememberNavController
 import chat.revolt.BuildConfig
 import chat.revolt.R
 import chat.revolt.RevoltApplication
+import chat.revolt.api.ApplicationPlatform
 import chat.revolt.api.HitRateLimitException
 import chat.revolt.api.RevoltAPI
+import chat.revolt.api.RevoltAPI.setPlatform
 import chat.revolt.api.RevoltHttp
+import chat.revolt.api.UrlsStorageKeys
 import chat.revolt.api.api
 import chat.revolt.api.routes.microservices.geo.queryGeo
 import chat.revolt.api.routes.microservices.health.healthCheck
@@ -192,6 +195,23 @@ class MainActivityViewModel @Inject constructor(
         }
     }
 
+    /**
+     * Sets the default platform on application creation.
+     * It retrieves the platform from key-value storage and sets it in the RevoltAPI.
+     * If the platform is not found or invalid, it logs the user out.
+     */
+    fun setDefaultPlatformOnCreate() {
+        viewModelScope.launch {
+            ApplicationPlatform.fromName(
+                name = kvStorage.get(UrlsStorageKeys.PLATFORM) ?: "---"
+            )?.let { platform ->
+                setPlatform(platform)
+            } ?: run {
+                logOut()
+            }
+        }
+    }
+
     private suspend fun updateGeoState() {
         try {
             Log.d("MainActivity", "Querying geo state")
@@ -350,6 +370,9 @@ class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
+        // Set the default platform for the Platform API.
+        viewModel.setDefaultPlatformOnCreate()
+
         SentryAndroid.init(this) { options ->
             options.dsn = BuildConfig.SENTRY_DSN
             options.release = BuildConfig.VERSION_NAME
diff --git a/app/src/main/java/chat/revolt/api/RevoltAPI.kt b/app/src/main/java/chat/revolt/api/RevoltAPI.kt
index 0e5fb17c..1108362b 100644
--- a/app/src/main/java/chat/revolt/api/RevoltAPI.kt
+++ b/app/src/main/java/chat/revolt/api/RevoltAPI.kt
@@ -59,7 +59,14 @@ import chat.revolt.api.schemas.Channel as ChannelSchema
  */
 enum class ApplicationPlatform(val baseUrl: String) {
     REVOLT("https://api.revolt.chat"),
-    PEP("https://peptide.chat/api")
+    PEP("https://peptide.chat/api");
+
+    companion object {
+        fun fromName(name: String): ApplicationPlatform? {
+            return ApplicationPlatform.entries.find { it.name == name }
+        }
+    }
+
 }
 
 /**