diff --git a/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayer.kt b/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayer.kt
index 7ceb03b..b3db42c 100644
--- a/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayer.kt
+++ b/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayer.kt
@@ -10,7 +10,8 @@ fun MessageResponse.Builder.audioPlayer(body: AudioPlayer.Builder.() -> Unit) {
 }
 
 /**
- * [Source](https://yandex.ru/dev/dialogs/alice/doc/ru/request-audioplayer)
+ * [Source 1](https://yandex.ru/dev/dialogs/alice/doc/ru/request-audioplayer)
+ * [Source 2](https://yandex.ru/dev/dialogs/alice/doc/ru/response-audio-player)
  * */
 @Serializable
 data class AudioPlayer internal constructor(
@@ -20,7 +21,7 @@ data class AudioPlayer internal constructor(
    class Builder {
        var action = AudioPlayerAction.Play
 
-       lateinit var url: String
+       var url: String? = null
        var token = UUID.randomUUID().toString()
        var offsetMs = 0
 
diff --git a/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayerStream.kt b/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayerStream.kt
index 72ef1f5..d35f517 100644
--- a/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayerStream.kt
+++ b/alice-ktx/src/main/kotlin/com/github/alice/ktx/models/audioPlayer/AudioPlayerStream.kt
@@ -5,7 +5,7 @@ import kotlinx.serialization.Serializable
 
 @Serializable
 data class AudioPlayerStream(
-    val url: String,
+    val url: String?,
     @SerialName("offset_ms")
     val offsetMs: Int = 0,
     val token: String
diff --git a/documentation/Audio_Player.md b/documentation/Audio_Player.md
new file mode 100644
index 0000000..e69de29
diff --git a/examples/src/main/kotlin/com/github/examples/AudioPlayer.kt b/examples/src/main/kotlin/com/github/examples/AudioPlayer.kt
new file mode 100644
index 0000000..c1a1587
--- /dev/null
+++ b/examples/src/main/kotlin/com/github/examples/AudioPlayer.kt
@@ -0,0 +1,2 @@
+package com.github.examples
+