@@ -10,14 +10,14 @@ The official Java library for accessing ModelArk on Volcengine and BytePlus. It
 <dependency>
     <groupId>com.volcengine</groupId>
     <artifactId>ark-runtime</artifactId>
-    <version>0.12.0</version>
+    <version>0.13.0</version>
 </dependency>
 ```
 
 ### Gradle
 
 ```groovy
-implementation 'com.volcengine:ark-runtime:0.12.0'
+implementation 'com.volcengine:ark-runtime:0.13.0'
 ```
 
 ## Choose Volcengine or BytePlus
 
@@ -1 +1 @@
-0.12.0
+0.13.0
@@ -6,7 +6,7 @@
 
     <groupId>com.volcengine</groupId>
     <artifactId>ark-runtime</artifactId>
-    <version>0.12.0</version>
+    <version>0.13.0</version>
     <packaging>jar</packaging>
 
     <name>ark-runtime</name>
 
@@ -0,0 +1,270 @@
+// Copyright (c) 2026 ByteDance Ltd. and/or its affiliates.
+// SPDX-License-Identifier: Apache-2.0
+
+/*
+ * Ark Audio Generation API
+ * No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)
+ *
+ * The version of the OpenAPI document: 0.1.0
+ *
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.volcengine.ark.runtime.models.audio_generation;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import java.util.Objects;
+
+/**
+ * AudioConfig
+ */
+@JsonPropertyOrder({
+  AudioConfig.JSON_PROPERTY_SAMPLE_RATE,
+  AudioConfig.JSON_PROPERTY_SPEECH_RATE,
+  AudioConfig.JSON_PROPERTY_LOUDNESS_RATE,
+  AudioConfig.JSON_PROPERTY_PITCH_RATE
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", comments = "Generator version: 7.21.0")
+public class AudioConfig {
+  public static final String JSON_PROPERTY_SAMPLE_RATE = "sample_rate";
+  @javax.annotation.Nullable
+  private SampleRate sampleRate;
+
+  public static final String JSON_PROPERTY_SPEECH_RATE = "speech_rate";
+  @javax.annotation.Nullable
+  private Integer speechRate;
+
+  public static final String JSON_PROPERTY_LOUDNESS_RATE = "loudness_rate";
+  @javax.annotation.Nullable
+  private Integer loudnessRate;
+
+  public static final String JSON_PROPERTY_PITCH_RATE = "pitch_rate";
+  @javax.annotation.Nullable
+  private Integer pitchRate;
+
+  public AudioConfig() {
+  }
+
+  public AudioConfig sampleRate(@javax.annotation.Nullable SampleRate sampleRate) {
+
+    this.sampleRate = sampleRate;
+    return this;
+  }
+
+  /**
+   * Get sampleRate
+   * @return sampleRate
+   */
+  @javax.annotation.Nullable
+  @JsonProperty(value = JSON_PROPERTY_SAMPLE_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public SampleRate getSampleRate() {
+    return sampleRate;
+  }
+
+
+  @JsonProperty(value = JSON_PROPERTY_SAMPLE_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSampleRate(@javax.annotation.Nullable SampleRate sampleRate) {
+    this.sampleRate = sampleRate;
+  }
+
+  public AudioConfig speechRate(@javax.annotation.Nullable Integer speechRate) {
+
+    this.speechRate = speechRate;
+    return this;
+  }
+
+  /**
+   * Get speechRate
+   * minimum: -50
+   * maximum: 100
+   * @return speechRate
+   */
+  @javax.annotation.Nullable
+  @JsonProperty(value = JSON_PROPERTY_SPEECH_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Integer getSpeechRate() {
+    return speechRate;
+  }
+
+
+  @JsonProperty(value = JSON_PROPERTY_SPEECH_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSpeechRate(@javax.annotation.Nullable Integer speechRate) {
+    this.speechRate = speechRate;
+  }
+
+  public AudioConfig loudnessRate(@javax.annotation.Nullable Integer loudnessRate) {
+
+    this.loudnessRate = loudnessRate;
+    return this;
+  }
+
+  /**
+   * Get loudnessRate
+   * minimum: -50
+   * maximum: 100
+   * @return loudnessRate
+   */
+  @javax.annotation.Nullable
+  @JsonProperty(value = JSON_PROPERTY_LOUDNESS_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Integer getLoudnessRate() {
+    return loudnessRate;
+  }
+
+
+  @JsonProperty(value = JSON_PROPERTY_LOUDNESS_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setLoudnessRate(@javax.annotation.Nullable Integer loudnessRate) {
+    this.loudnessRate = loudnessRate;
+  }
+
+  public AudioConfig pitchRate(@javax.annotation.Nullable Integer pitchRate) {
+
+    this.pitchRate = pitchRate;
+    return this;
+  }
+
+  /**
+   * Get pitchRate
+   * minimum: -12
+   * maximum: 12
+   * @return pitchRate
+   */
+  @javax.annotation.Nullable
+  @JsonProperty(value = JSON_PROPERTY_PITCH_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Integer getPitchRate() {
+    return pitchRate;
+  }
+
+
+  @JsonProperty(value = JSON_PROPERTY_PITCH_RATE, required = false)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setPitchRate(@javax.annotation.Nullable Integer pitchRate) {
+    this.pitchRate = pitchRate;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    AudioConfig audioConfig = (AudioConfig) o;
+    return Objects.equals(this.sampleRate, audioConfig.sampleRate) &&
+        Objects.equals(this.speechRate, audioConfig.speechRate) &&
+        Objects.equals(this.loudnessRate, audioConfig.loudnessRate) &&
+        Objects.equals(this.pitchRate, audioConfig.pitchRate);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(sampleRate, speechRate, loudnessRate, pitchRate);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class AudioConfig {\n");
+    sb.append("    sampleRate: ").append(toIndentedString(sampleRate)).append("\n");
+    sb.append("    speechRate: ").append(toIndentedString(speechRate)).append("\n");
+    sb.append("    loudnessRate: ").append(toIndentedString(loudnessRate)).append("\n");
+    sb.append("    pitchRate: ").append(toIndentedString(pitchRate)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    return o == null ? "null" : o.toString().replace("\n", "\n    ");
+  }
+
+  public static class Builder {
+
+    private AudioConfig instance;
+
+    public Builder() {
+      this(new AudioConfig());
+    }
+
+    protected Builder(AudioConfig instance) {
+      this.instance = instance;
+    }
+
+    public AudioConfig.Builder sampleRate(SampleRate sampleRate) {
+      this.instance.sampleRate = sampleRate;
+      return this;
+    }
+    public AudioConfig.Builder speechRate(Integer speechRate) {
+      this.instance.speechRate = speechRate;
+      return this;
+    }
+    public AudioConfig.Builder loudnessRate(Integer loudnessRate) {
+      this.instance.loudnessRate = loudnessRate;
+      return this;
+    }
+    public AudioConfig.Builder pitchRate(Integer pitchRate) {
+      this.instance.pitchRate = pitchRate;
+      return this;
+    }
+
+
+    /**
+    * returns a built AudioConfig instance.
+    *
+    * The builder is not reusable.
+    */
+    public AudioConfig build() {
+      try {
+        return this.instance;
+      } finally {
+        // ensure that this.instance is not reused
+        this.instance = null;
+      }
+    }
+
+    @Override
+    public String toString() {
+      return getClass() + "=(" + instance + ")";
+    }
+  }
+
+  /**
+  * Create a builder with no initialized field.
+  */
+  public static AudioConfig.Builder builder() {
+    return new AudioConfig.Builder();
+  }
+
+  /**
+  * Create a builder with a shallow copy of this instance.
+  */
+  public AudioConfig.Builder toBuilder() {
+    return new AudioConfig.Builder()
+      .sampleRate(getSampleRate())
+      .speechRate(getSpeechRate())
+      .loudnessRate(getLoudnessRate())
+      .pitchRate(getPitchRate());
+  }
+
+
+}