From 806323c0601dbed599c1c7736d4233abcb7b3883 Mon Sep 17 00:00:00 2001
From: Yoshi Automation Bot <yoshi-automation@google.com>
Date: Sun, 21 Sep 2025 10:42:03 +0000
Subject: [PATCH] feat: Automated regeneration of texttospeech v1beta1 client

---
 generated/google-apis-texttospeech_v1beta1/CHANGELOG.md    | 4 ++++
 .../lib/google/apis/texttospeech_v1beta1/classes.rb        | 7 ++++---
 .../lib/google/apis/texttospeech_v1beta1/gem_version.rb    | 4 ++--
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/generated/google-apis-texttospeech_v1beta1/CHANGELOG.md b/generated/google-apis-texttospeech_v1beta1/CHANGELOG.md
index 509ad6197d8..5fe466291ff 100644
--- a/generated/google-apis-texttospeech_v1beta1/CHANGELOG.md
+++ b/generated/google-apis-texttospeech_v1beta1/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-texttospeech_v1beta1
 
+### v0.38.0 (2025-09-21)
+
+* Regenerated from discovery document revision 20250912
+
 ### v0.37.0 (2025-09-07)
 
 * Regenerated from discovery document revision 20250903
diff --git a/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/classes.rb b/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/classes.rb
index e1cf2ea1c26..2281b6c055d 100644
--- a/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/classes.rb
+++ b/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/classes.rb
@@ -408,9 +408,10 @@ class SynthesisInput
         # @return [Google::Apis::TexttospeechV1beta1::MultiSpeakerMarkup]
         attr_accessor :multi_speaker_markup
       
-        # This is system instruction supported only for controllable voice models. If
-        # used, we will pass text to Flash TTS as is. Can only used with Flash TTS. What
-        # AI Studio calls Style Instructions.
+        # This system instruction is supported only for controllable/promptable voice
+        # models. If this system instruction is used, we pass the unedited text to
+        # Gemini-TTS. Otherwise, a default system instruction is used. AI Studio calls
+        # this system instruction, Style Instructions.
         # Corresponds to the JSON property `prompt`
         # @return [String]
         attr_accessor :prompt
diff --git a/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/gem_version.rb b/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/gem_version.rb
index 9f4759dca33..1828e174f35 100644
--- a/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/gem_version.rb
+++ b/generated/google-apis-texttospeech_v1beta1/lib/google/apis/texttospeech_v1beta1/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module TexttospeechV1beta1
       # Version of the google-apis-texttospeech_v1beta1 gem
-      GEM_VERSION = "0.37.0"
+      GEM_VERSION = "0.38.0"
 
       # Version of the code generator used to generate this client
       GENERATOR_VERSION = "0.18.0"
 
       # Revision of the discovery document this client was generated from
-      REVISION = "20250903"
+      REVISION = "20250912"
     end
   end
 end