diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/AudioSink.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/AudioSink.java
index 32a4df6f1e..f114b20727 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/AudioSink.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/AudioSink.java
@@ -27,6 +27,7 @@ import androidx.media3.common.PlaybackParameters;
 import androidx.media3.common.Player;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.exoplayer.ExoPlaybackException;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import java.lang.annotation.Documented;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -285,6 +286,13 @@ public interface AudioSink {
    */
   void setListener(Listener listener);
 
+  /**
+   * Sets the {@link PlayerId} of the player using this audio sink.
+   *
+   * @param playerId The {@link PlayerId}, or null to clear a previously set id.
+   */
+  default void setPlayerId(@Nullable PlayerId playerId) {}
+
   /**
    * Returns whether the sink supports a given {@link Format}.
    *
diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DecoderAudioRenderer.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DecoderAudioRenderer.java
index 4d8a1ea957..e15bf7ab09 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DecoderAudioRenderer.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DecoderAudioRenderer.java
@@ -534,6 +534,7 @@ public abstract class DecoderAudioRenderer<
     } else {
       audioSink.disableTunneling();
     }
+    audioSink.setPlayerId(getPlayerId());
   }
 
   @Override
diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
index 5c26cc8332..ceedeed8c2 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
@@ -23,6 +23,7 @@ import android.media.AudioFormat;
 import android.media.AudioManager;
 import android.media.AudioTrack;
 import android.media.PlaybackParams;
+import android.media.metrics.LogSessionId;
 import android.os.ConditionVariable;
 import android.os.Handler;
 import android.os.SystemClock;
@@ -40,6 +41,7 @@ import androidx.media3.common.util.Assertions;
 import androidx.media3.common.util.Log;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.audio.AudioProcessor.UnhandledAudioFormatException;
 import androidx.media3.extractor.AacUtil;
 import androidx.media3.extractor.Ac3Util;
@@ -332,6 +334,7 @@ public final class DefaultAudioSink implements AudioSink {
       initializationExceptionPendingExceptionHolder;
   private final PendingExceptionHolder<WriteException> writeExceptionPendingExceptionHolder;
 
+  @Nullable private PlayerId playerId;
   @Nullable private Listener listener;
   @Nullable private Configuration pendingConfiguration;
   @MonotonicNonNull private Configuration configuration;
@@ -486,6 +489,11 @@ public final class DefaultAudioSink implements AudioSink {
     this.listener = listener;
   }
 
+  @Override
+  public void setPlayerId(@Nullable PlayerId playerId) {
+    this.playerId = playerId;
+  }
+
   @Override
   public boolean supportsFormat(Format format) {
     return getFormatSupport(format) != SINK_FORMAT_UNSUPPORTED;
@@ -674,6 +682,9 @@ public final class DefaultAudioSink implements AudioSink {
             configuration.inputFormat.encoderDelay, configuration.inputFormat.encoderPadding);
       }
     }
+    if (Util.SDK_INT >= 31 && playerId != null) {
+      Api31.setLogSessionIdOnAudioTrack(audioTrack, playerId);
+    }
     audioSessionId = audioTrack.getAudioSessionId();
     audioTrackPositionTracker.setAudioTrack(
         audioTrack,
@@ -2103,6 +2114,7 @@ public final class DefaultAudioSink implements AudioSink {
           audioSessionId);
     }
 
+    @SuppressWarnings("deprecation") // Using deprecated AudioTrack constructor.
     private AudioTrack createAudioTrackV9(AudioAttributes audioAttributes, int audioSessionId) {
       int streamType = Util.getStreamTypeForAudioUsage(audioAttributes.usage);
       if (audioSessionId == C.AUDIO_SESSION_ID_UNSET) {
@@ -2225,4 +2237,16 @@ public final class DefaultAudioSink implements AudioSink {
       pendingException = null;
     }
   }
+
+  @RequiresApi(31)
+  private static final class Api31 {
+    private Api31() {}
+
+    public static void setLogSessionIdOnAudioTrack(AudioTrack audioTrack, PlayerId playerId) {
+      LogSessionId logSessionId = playerId.getLogSessionId();
+      if (!logSessionId.equals(LogSessionId.LOG_SESSION_ID_NONE)) {
+        audioTrack.setLogSessionId(logSessionId);
+      }
+    }
+  }
 }
diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ForwardingAudioSink.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ForwardingAudioSink.java
index f622c8e1f4..a9983b40dc 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ForwardingAudioSink.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ForwardingAudioSink.java
@@ -21,6 +21,7 @@ import androidx.media3.common.AuxEffectInfo;
 import androidx.media3.common.Format;
 import androidx.media3.common.PlaybackParameters;
 import androidx.media3.common.util.UnstableApi;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import java.nio.ByteBuffer;
 
 /** An overridable {@link AudioSink} implementation forwarding all methods to another sink. */
@@ -38,6 +39,11 @@ public class ForwardingAudioSink implements AudioSink {
     sink.setListener(listener);
   }
 
+  @Override
+  public void setPlayerId(@Nullable PlayerId playerId) {
+    sink.setPlayerId(playerId);
+  }
+
   @Override
   public boolean supportsFormat(Format format) {
     return sink.supportsFormat(format);
diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/MediaCodecAudioRenderer.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/MediaCodecAudioRenderer.java
index a4337fea1d..eecae10e7e 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/MediaCodecAudioRenderer.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/MediaCodecAudioRenderer.java
@@ -504,6 +504,7 @@ public class MediaCodecAudioRenderer extends MediaCodecRenderer implements Media
     } else {
       audioSink.disableTunneling();
     }
+    audioSink.setPlayerId(getPlayerId());
   }
 
   @Override
diff --git a/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/DecoderAudioRendererTest.java b/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/DecoderAudioRendererTest.java
index 350af1f9a6..6b2ac17f18 100644
--- a/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/DecoderAudioRendererTest.java
+++ b/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/DecoderAudioRendererTest.java
@@ -35,6 +35,7 @@ import androidx.media3.decoder.DecoderInputBuffer;
 import androidx.media3.decoder.SimpleDecoder;
 import androidx.media3.decoder.SimpleDecoderOutputBuffer;
 import androidx.media3.exoplayer.RendererConfiguration;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.drm.DrmSessionEventListener;
 import androidx.media3.exoplayer.drm.DrmSessionManager;
 import androidx.media3.exoplayer.upstream.DefaultAllocator;
@@ -84,6 +85,7 @@ public class DecoderAudioRendererTest {
             return FORMAT;
           }
         };
+    audioRenderer.init(/* index= */ 0, PlayerId.UNSET);
   }
 
   @Config(sdk = 19)
diff --git a/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/MediaCodecAudioRendererTest.java b/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/MediaCodecAudioRendererTest.java
index 03ad1ca555..1419a882e1 100644
--- a/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/MediaCodecAudioRendererTest.java
+++ b/libraries/exoplayer/src/test/java/androidx/media3/exoplayer/audio/MediaCodecAudioRendererTest.java
@@ -38,6 +38,7 @@ import androidx.media3.common.MimeTypes;
 import androidx.media3.common.PlaybackException;
 import androidx.media3.exoplayer.ExoPlaybackException;
 import androidx.media3.exoplayer.RendererConfiguration;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.drm.DrmSessionEventListener;
 import androidx.media3.exoplayer.drm.DrmSessionManager;
 import androidx.media3.exoplayer.mediacodec.MediaCodecInfo;
@@ -110,6 +111,7 @@ public class MediaCodecAudioRendererTest {
             eventHandler,
             audioRendererEventListener,
             audioSink);
+    mediaCodecAudioRenderer.init(/* index= */ 0, PlayerId.UNSET);
   }
 
   @Test
@@ -264,6 +266,7 @@ public class MediaCodecAudioRendererTest {
                 oneByteSample(/* timeUs= */ 0, C.BUFFER_FLAG_KEY_FRAME), END_OF_STREAM_ITEM));
     fakeSampleStream.writeData(/* startPositionUs= */ 0);
 
+    exceptionThrowingRenderer.init(/* index= */ 0, PlayerId.UNSET);
     exceptionThrowingRenderer.enable(
         RendererConfiguration.DEFAULT,
         new Format[] {AUDIO_AAC, changedFormat},