diff --git a/packages/google-cloud-dialogflow-cx/README.md b/packages/google-cloud-dialogflow-cx/README.md
index dcd8f87be13..4e8ea240f28 100644
--- a/packages/google-cloud-dialogflow-cx/README.md
+++ b/packages/google-cloud-dialogflow-cx/README.md
@@ -19,7 +19,7 @@ A comprehensive list of changes in each version may be found in
 [the CHANGELOG][homepage_changelog].
 
 * [Dialogflow API Nodejs Client API Reference](https://cloud.google.com/nodejs/docs/reference/cx/latest)
-
+* [Dialogflow API Documentation](https://docs.cloud.google.com/dialogflow/docs)
 
 Read more about the client libraries for Cloud APIs, including the older
 Google APIs Client Libraries, in [Client Libraries Explained][explained].
diff --git a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/audio_config.proto b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/audio_config.proto
index c29a088c304..8c17ea3b261 100644
--- a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/audio_config.proto
+++ b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/audio_config.proto
@@ -314,8 +314,8 @@ enum OutputAudioEncoding {
   // LINT: LEGACY_NAMES
   OUTPUT_AUDIO_ENCODING_LINEAR_16 = 1;
 
-  // MP3 audio at 32kbps.
-  OUTPUT_AUDIO_ENCODING_MP3 = 2;
+  // MP3 audio at 64kbps.
+  OUTPUT_AUDIO_ENCODING_MP3 = 2 [deprecated = true];
 
   // MP3 audio at 64kbps.
   // LINT: LEGACY_NAMES
diff --git a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/session.proto b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/session.proto
index bf7a6f42f35..498d06d63a2 100644
--- a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/session.proto
+++ b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3/session.proto
@@ -1406,6 +1406,11 @@ enum DetectIntentResponseView {
   // Basic response view omits the following fields:
   // -
   // [QueryResult.diagnostic_info][google.cloud.dialogflow.cx.v3.QueryResult.diagnostic_info]
+  // - [QueryResult.generative_info][]
+  // -
+  // [QueryResult.trace_blocks][google.cloud.dialogflow.cx.v3.QueryResult.trace_blocks]
+  // -
+  // [QueryResult.data_store_connection_signals][google.cloud.dialogflow.cx.v3.QueryResult.data_store_connection_signals]
   DETECT_INTENT_RESPONSE_VIEW_BASIC = 2;
 
   // Default response view omits the following fields:
diff --git a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/audio_config.proto b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/audio_config.proto
index 7a93fb1d665..9ae05c99f8f 100644
--- a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/audio_config.proto
+++ b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/audio_config.proto
@@ -314,8 +314,8 @@ enum OutputAudioEncoding {
   // LINT: LEGACY_NAMES
   OUTPUT_AUDIO_ENCODING_LINEAR_16 = 1;
 
-  // MP3 audio at 32kbps.
-  OUTPUT_AUDIO_ENCODING_MP3 = 2;
+  // MP3 audio at 64kbps.
+  OUTPUT_AUDIO_ENCODING_MP3 = 2 [deprecated = true];
 
   // MP3 audio at 64kbps.
   // LINT: LEGACY_NAMES
diff --git a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/session.proto b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
index d0d5ec02200..e87990b0f12 100644
--- a/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
+++ b/packages/google-cloud-dialogflow-cx/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
@@ -1443,6 +1443,10 @@ enum DetectIntentResponseView {
   // [QueryResult.diagnostic_info][google.cloud.dialogflow.cx.v3beta1.QueryResult.diagnostic_info]
   // -
   // [QueryResult.generative_info][google.cloud.dialogflow.cx.v3beta1.QueryResult.generative_info]
+  // -
+  // [QueryResult.trace_blocks][google.cloud.dialogflow.cx.v3beta1.QueryResult.trace_blocks]
+  // -
+  // [QueryResult.data_store_connection_signals][google.cloud.dialogflow.cx.v3beta1.QueryResult.data_store_connection_signals]
   DETECT_INTENT_RESPONSE_VIEW_BASIC = 2;
 
   // Default response view omits the following fields:
diff --git a/packages/google-cloud-dialogflow-cx/protos/protos.json b/packages/google-cloud-dialogflow-cx/protos/protos.json
index 964eab21b9c..3716f94123a 100644
--- a/packages/google-cloud-dialogflow-cx/protos/protos.json
+++ b/packages/google-cloud-dialogflow-cx/protos/protos.json
@@ -1089,6 +1089,11 @@
                           }
                         },
                         "OutputAudioEncoding": {
+                          "valuesOptions": {
+                            "OUTPUT_AUDIO_ENCODING_MP3": {
+                              "deprecated": true
+                            }
+                          },
                           "values": {
                             "OUTPUT_AUDIO_ENCODING_UNSPECIFIED": 0,
                             "OUTPUT_AUDIO_ENCODING_LINEAR_16": 1,
@@ -13874,6 +13879,11 @@
                           }
                         },
                         "OutputAudioEncoding": {
+                          "valuesOptions": {
+                            "OUTPUT_AUDIO_ENCODING_MP3": {
+                              "deprecated": true
+                            }
+                          },
                           "values": {
                             "OUTPUT_AUDIO_ENCODING_UNSPECIFIED": 0,
                             "OUTPUT_AUDIO_ENCODING_LINEAR_16": 1,