diff --git a/stream-chat-android-state/src/main/java/io/getstream/chat/android/state/sync/internal/SyncManager.kt b/stream-chat-android-state/src/main/java/io/getstream/chat/android/state/sync/internal/SyncManager.kt
index 68f2cb6f81c..d89eff4c337 100644
--- a/stream-chat-android-state/src/main/java/io/getstream/chat/android/state/sync/internal/SyncManager.kt
+++ b/stream-chat-android-state/src/main/java/io/getstream/chat/android/state/sync/internal/SyncManager.kt
@@ -78,6 +78,7 @@ import java.util.concurrent.atomic.AtomicBoolean
 import java.util.concurrent.atomic.AtomicReference
 
 private const val QUERIES_TO_RETRY = 3
+private const val SYNC_MAX_CIDS = 100
 
 /**
  * This class is responsible to sync messages, reactions and channel data. It tries to sync then, if necessary,
@@ -303,10 +304,11 @@ internal class SyncManager(
         val lastSyncAt = syncState?.lastSyncedAt ?: Date(now())
         val rawLastSyncAt = syncState?.rawLastSyncedAt
         logger.v { "[performSync] lastSyncAt: $lastSyncAt, rawLastSyncAt: $rawLastSyncAt" }
+        val cappedCids = cids.take(SYNC_MAX_CIDS)
         val result = if (rawLastSyncAt != null) {
-            chatClient.getSyncHistory(cids, rawLastSyncAt).await()
+            chatClient.getSyncHistory(cappedCids, rawLastSyncAt).await()
         } else {
-            chatClient.getSyncHistory(cids, lastSyncAt).await()
+            chatClient.getSyncHistory(cappedCids, lastSyncAt).await()
         }
         if (result.isTooManyEventsToSyncError()) {
             logger.e { "[performSync] failed (too many events to sync): $result" }
diff --git a/stream-chat-android-state/src/test/java/io/getstream/chat/android/state/internal/SyncManagerTest.kt b/stream-chat-android-state/src/test/java/io/getstream/chat/android/state/internal/SyncManagerTest.kt
index c1a0d8fd7a6..52a1cc03e3a 100644
--- a/stream-chat-android-state/src/test/java/io/getstream/chat/android/state/internal/SyncManagerTest.kt
+++ b/stream-chat-android-state/src/test/java/io/getstream/chat/android/state/internal/SyncManagerTest.kt
@@ -70,6 +70,7 @@ import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.TestInstance
 import org.mockito.kotlin.any
 import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.eq
 import org.mockito.kotlin.mock
 import org.mockito.kotlin.never
 import org.mockito.kotlin.times
@@ -223,6 +224,27 @@ internal class SyncManagerTest {
         }
     }
 
+    @Test
+    fun `performSync caps channel_cids at 100`() = runTest(testDispatcher) {
+        /* Given */
+        _syncState.value = null
+        whenever(repositoryFacade.selectSyncState(any())) doReturn null
+        val cids = (1..150).map { "messaging:channel-$it" }
+        val expectedCids = cids.take(100)
+
+        whenever(chatClient.getSyncHistory(any(), any<Date>())) doReturn TestCall(
+            Result.Success(emptyList()),
+        )
+
+        val syncManager = buildSyncManager()
+
+        /* When */
+        syncManager.performSync(cids = cids)
+
+        /* Then */
+        verify(chatClient).getSyncHistory(eq(expectedCids), any<Date>())
+    }
+
     @Test
     fun `test sync max threshold for messages`() = runTest(testDispatcher) {
         /* Given */