Updated requests / models with new voice parameters. Preparing for Projects integration

README.md

@@ -14,9 +14,9 @@ I downgraded the repo from JDK 17 to JDK 11 as well.
 To add `elevenlabs-api` to your Maven project, use:
 ```xml
 <dependency>
-    <groupId>net.andrewcpu.elevenlabs</groupId>
+    <groupId>net.andrewcpu</groupId>
     <artifactId>elevenlabs-api</artifactId>
-    <version>2.0-SNAPSHOT</version>
+    <version>2.1</version>
 </dependency>
 ```
 The most up-to date package information can be found on the [Packages tab](https://github.com/AndrewCPU/elevenlabs-api/packages/)

pom.xml

@@ -6,6 +6,7 @@
 
     <name>Unofficial Java ElevenLabs Voice API</name>
     <description>An API level interaction between Java and the ElevenLabs Voice Generation Web API.</description>
+    <url>https://github.com/AndrewCPU/elevenlabs-api</url>
     <developers>
         <developer>
             <id>Andrewcpu</id>
@@ -24,17 +25,42 @@
         <tag>HEAD</tag>
     </scm>
 
-    <distributionManagement>
-        <repository>
+    <profiles>
+        <profile>
             <id>github</id>
-            <name>GitHub AndrewCPU Apache Maven Packages</name>
-            <url>https://maven.pkg.github.com/AndrewCPU/elevenlabs-api</url>
-        </repository>
-    </distributionManagement>
+            <activation>
+                <activeByDefault>false</activeByDefault>
+            </activation>
+            <distributionManagement>
+                <repository>
+                    <id>github</id>
+                    <name>GitHub AndrewCPU Apache Maven Packages</name>
+                    <url>https://maven.pkg.github.com/AndrewCPU/elevenlabs-api</url>
+                </repository>
+            </distributionManagement>
+        </profile>
+        <profile>
+            <id>ossrh</id>
+            <activation>
+                <activeByDefault>true</activeByDefault>
+            </activation>
+            <distributionManagement>
+                <repository>
+                    <id>ossrh</id>
+                    <url>https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+                </repository>
+                <snapshotRepository>
+                    <id>ossrh</id>
+                    <url>https://s01.oss.sonatype.org/content/repositories/snapshots</url>
+                </snapshotRepository>
+            </distributionManagement>
+        </profile>
+    </profiles>
+
 
     <groupId>net.andrewcpu</groupId>
     <artifactId>elevenlabs-api</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.2</version>
 
     <properties>
         <maven.compiler.source>11</maven.compiler.source>
@@ -94,6 +120,20 @@
     <build>
         <finalName>elevenlabs-api-${version}</finalName>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-gpg-plugin</artifactId>
+                <version>1.6</version>
+                <executions>
+                    <execution>
+                        <id>sign-artifacts</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>sign</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <artifactId>maven-assembly-plugin</artifactId>
                 <version>3.3.0</version>
@@ -114,6 +154,47 @@
                     </execution>
                 </executions>
             </plugin>
+            <!-- Generates JAR's source file -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>3.2.1</version>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar-no-fork</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.sonatype.plugins</groupId>
+                <artifactId>nexus-staging-maven-plugin</artifactId>
+                <version>1.6.13</version>
+                <extensions>true</extensions>
+                <configuration>
+                    <serverId>ossrh</serverId>
+                    <nexusUrl>https://s01.oss.sonatype.org/</nexusUrl>
+                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                </configuration>
+            </plugin>
+
+            <!-- Generates Javadoc JAR file -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <version>3.3.0</version>
+                <executions>
+                    <execution>
+                        <id>attach-javadocs</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
         </plugins>
     </build>
 </project>

src/main/java/net/andrewcpu/elevenlabs/ElevenLabs.java

@@ -1,5 +1,7 @@
 package net.andrewcpu.elevenlabs;
 
+import net.andrewcpu.elevenlabs.enums.GeneratedAudioOutputFormat;
+import net.andrewcpu.elevenlabs.enums.StreamLatencyOptimization;
 import net.andrewcpu.elevenlabs.model.history.History;
 import net.andrewcpu.elevenlabs.model.history.HistoryItem;
 import net.andrewcpu.elevenlabs.model.request.TextToSpeechRequest;
@@ -120,6 +122,13 @@ public class ElevenLabs {
 		return sendRequest(new PostTextToSpeechRequest(voiceId, new TextToSpeechRequest(text, modelId, voiceSettings)));
 	}
 
+	public static File generateTextToSpeech(String voiceId, String text, String modelId, GeneratedAudioOutputFormat outputFormat, StreamLatencyOptimization streamLatencyOptimization, VoiceSettings voiceSettings) {
+		return sendRequest(new PostTextToSpeechRequest(voiceId, new TextToSpeechRequest(text, modelId, voiceSettings), streamLatencyOptimization, outputFormat));
+	}
+	public static InputStream generateTextToSpeechStreamed(String voiceId, String text, String modelId, GeneratedAudioOutputFormat outputFormat, StreamLatencyOptimization streamLatencyOptimization, VoiceSettings voiceSettings) {
+		return sendRequest(new PostTextToSpeechStreamedRequest(voiceId, new TextToSpeechRequest(text, modelId, voiceSettings), streamLatencyOptimization, outputFormat));
+	}
+
 	public static InputStream generateTextToSpeechStreamed(String voiceId, String text, String modelId, VoiceSettings voiceSettings) {
 		return sendRequest(new PostTextToSpeechStreamedRequest(voiceId, new TextToSpeechRequest(text, modelId, voiceSettings)));
 	}

src/main/java/net/andrewcpu/elevenlabs/enums/GeneratedAudioOutputFormat.java

@@ -0,0 +1,19 @@
+package net.andrewcpu.elevenlabs.enums;
+
+public enum GeneratedAudioOutputFormat {
+	MP3_44100_64,
+	MP3_44100_96,
+	MP3_44100_128,
+	MP3_44100_192,
+	PCM_16000,
+	PCM_22050,
+	PCM_24000,
+	PCM_44100,
+	ULAW_8000;
+
+
+	// Method to get the default value
+	public static GeneratedAudioOutputFormat getDefault() {
+		return MP3_44100_128;
+	}
+}

src/main/java/net/andrewcpu/elevenlabs/enums/StreamLatencyOptimization.java

@@ -0,0 +1,27 @@
+package net.andrewcpu.elevenlabs.enums;
+
+public enum StreamLatencyOptimization {
+	//0 - default mode (no latency optimizations)
+	NONE(0),
+	//1 - normal latency optimizations (about 50% of possible latency improvement of option 3)
+	NORMAL(1),
+	//2 - strong latency optimizations (about 75% of possible latency improvement of option 3)
+	STRONG(2),
+	// 3 - max latency optimizations
+	MAX_TEXT_NORMALIZATION(3),
+	// 3 - max latency optimizations with text normalizer turned off
+	MAX_NO_TEXT_NORMALIZATION(4);
+	private final int value;
+
+	StreamLatencyOptimization(int value) {
+		this.value = value;
+	}
+
+	public int getValue() {
+		return value;
+	}
+
+	public static StreamLatencyOptimization getDefault() {
+		return NONE;
+	}
+}

src/main/java/net/andrewcpu/elevenlabs/model/response/GenerationTypeModel.java

@@ -24,23 +24,46 @@ public class GenerationTypeModel extends ElevenModel {
 	@JsonProperty("can_do_voice_conversion")
 	private boolean canDoVoiceConversion;
 
+	@JsonProperty("can_use_style")
+	private boolean canUseStyle;
+
+	@JsonProperty("can_use_speaker_boost")
+	private boolean canUseSpeakerBoost;
+
+	@JsonProperty("serves_pro_voices")
+	private boolean servesProVoices;
+
 	@JsonProperty("token_cost_factor")
 	private int tokenCostFactor;
 
 	@JsonProperty("description")
 	private String description;
 
+	@JsonProperty("requires_alpha_access")
+	private boolean requiresAlphaAccess;
+
+	@JsonProperty("max_characters_request_free_user")
+	private int maxCharactersRequestFreeUser;
+	@JsonProperty("max_characters_request_subscribed_user")
+	private int maxCharactersRequestSubscribedUser;
+
 	@JsonProperty("languages")
 	private List<Language> languages;
 
-	public GenerationTypeModel(String modelId, String name, boolean canBeFinetuned, boolean canDoTextToSpeech, boolean canDoVoiceConversion, int tokenCostFactor, String description, List<Language> languages) {
+	public GenerationTypeModel(String modelId, String name, boolean canBeFinetuned, boolean canDoTextToSpeech, boolean canDoVoiceConversion, boolean canUseStyle, boolean canUseSpeakerBoost, boolean servesProVoices, int tokenCostFactor, String description, boolean requiresAlphaAccess, int maxCharactersRequestFreeUser, int maxCharactersRequestSubscribedUser, List<Language> languages) {
 		this.modelId = modelId;
 		this.name = name;
 		this.canBeFinetuned = canBeFinetuned;
 		this.canDoTextToSpeech = canDoTextToSpeech;
 		this.canDoVoiceConversion = canDoVoiceConversion;
+		this.canUseStyle = canUseStyle;
+		this.canUseSpeakerBoost = canUseSpeakerBoost;
+		this.servesProVoices = servesProVoices;
 		this.tokenCostFactor = tokenCostFactor;
 		this.description = description;
+		this.requiresAlphaAccess = requiresAlphaAccess;
+		this.maxCharactersRequestFreeUser = maxCharactersRequestFreeUser;
+		this.maxCharactersRequestSubscribedUser = maxCharactersRequestSubscribedUser;
 		this.languages = languages;
 	}
 
@@ -87,17 +110,54 @@ public class GenerationTypeModel extends ElevenModel {
 		return languages;
 	}
 
+
 	@JsonIgnore
+	public boolean isCanUseStyle() {
+		return canUseStyle;
+	}
+
+	@JsonIgnore
+	public boolean isCanUseSpeakerBoost() {
+		return canUseSpeakerBoost;
+	}
+
+	@JsonIgnore
+	public boolean isServesProVoices() {
+		return servesProVoices;
+	}
+
+	@JsonIgnore
+	public boolean isRequiresAlphaAccess() {
+		return requiresAlphaAccess;
+	}
+
+	@JsonIgnore
+	public int getMaxCharactersRequestFreeUser() {
+		return maxCharactersRequestFreeUser;
+	}
+
+	@JsonIgnore
+	public int getMaxCharactersRequestSubscribedUser() {
+		return maxCharactersRequestSubscribedUser;
+	}
+
 	@Override
+	@JsonIgnore
 	public String toString() {
-		return "ModelResponse{" +
+		return "GenerationTypeModel{" +
 				"modelId='" + modelId + '\'' +
 				", name='" + name + '\'' +
 				", canBeFinetuned=" + canBeFinetuned +
 				", canDoTextToSpeech=" + canDoTextToSpeech +
 				", canDoVoiceConversion=" + canDoVoiceConversion +
+				", canUseStyle=" + canUseStyle +
+				", canUseSpeakerBoost=" + canUseSpeakerBoost +
+				", servesProVoices=" + servesProVoices +
 				", tokenCostFactor=" + tokenCostFactor +
 				", description='" + description + '\'' +
+				", requiresAlphaAccess=" + requiresAlphaAccess +
+				", maxCharactersRequestFreeUser=" + maxCharactersRequestFreeUser +
+				", maxCharactersRequestSubscribedUser=" + maxCharactersRequestSubscribedUser +
 				", languages=" + languages +
 				'}';
 	}

src/main/java/net/andrewcpu/elevenlabs/model/voice/Voice.java

@@ -3,6 +3,8 @@ package net.andrewcpu.elevenlabs.model.voice;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import net.andrewcpu.elevenlabs.ElevenLabs;
+import net.andrewcpu.elevenlabs.enums.GeneratedAudioOutputFormat;
+import net.andrewcpu.elevenlabs.enums.StreamLatencyOptimization;
 import net.andrewcpu.elevenlabs.model.ElevenModel;
 import net.andrewcpu.elevenlabs.model.tuning.FineTuning;
 
@@ -58,6 +60,9 @@ public class Voice extends ElevenModel {
 	@JsonProperty("sharing")
 	private Sharing sharing;
 
+	@JsonProperty("high_quality_base_model_ids")
+	private List<String> highQualityBaseModelIds;
+
 	@JsonIgnore
 	public String getVoiceId() {
 		return voiceId;
@@ -143,6 +148,7 @@ public class Voice extends ElevenModel {
 		this.sharing = refreshedData.sharing;
 		this.previewUrl = refreshedData.previewUrl;
 		this.category = refreshedData.category;
+		this.highQualityBaseModelIds = refreshedData.highQualityBaseModelIds;
 		return this;
 	}
 
@@ -154,6 +160,29 @@ public class Voice extends ElevenModel {
 		return ElevenLabs.generateTextToSpeech(voiceId, text, model, settings);
 	}
 
+	public File generate(String text, String model, VoiceSettings settings, GeneratedAudioOutputFormat outputFormat, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeech(voiceId,text, model, outputFormat,streamLatencyOptimization, settings);
+	}
+	public File generate(String text, String model, VoiceSettings settings, GeneratedAudioOutputFormat outputFormat) {
+		return ElevenLabs.generateTextToSpeech(voiceId,text, model, outputFormat,StreamLatencyOptimization.getDefault(), settings);
+	}
+	public File generate(String text, VoiceSettings settings, GeneratedAudioOutputFormat outputFormat) {
+		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", outputFormat,StreamLatencyOptimization.getDefault(), settings);
+	}
+	public File generate(String text, VoiceSettings settings, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", GeneratedAudioOutputFormat.getDefault(),streamLatencyOptimization, settings);
+	}
+
+	public File generate(String text, VoiceSettings settings, GeneratedAudioOutputFormat outputFormat, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", outputFormat,streamLatencyOptimization, settings);
+	}
+	public File generate(String text, GeneratedAudioOutputFormat outputFormat, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", outputFormat,streamLatencyOptimization, settings);
+	}
+	public File generate(String text, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", GeneratedAudioOutputFormat.getDefault(), streamLatencyOptimization, settings);
+	}
+
 	public File generate(String text, VoiceSettings settings)  {
 		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", settings);
 	}
@@ -162,6 +191,8 @@ public class Voice extends ElevenModel {
 		return ElevenLabs.generateTextToSpeech(voiceId, text, "eleven_monolingual_v1", settings);
 	}
 
+
+
 	public InputStream generateStream(String text, String model) {
 		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, model, settings);
 	}
@@ -179,8 +210,44 @@ public class Voice extends ElevenModel {
 	}
 
 
-	@JsonIgnore
+
+
+
+	public InputStream generateStream(String text, String model, GeneratedAudioOutputFormat generatedAudioOutputFormat, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, model, generatedAudioOutputFormat, streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, String model,  GeneratedAudioOutputFormat generatedAudioOutputFormat, StreamLatencyOptimization streamLatencyOptimization, VoiceSettings settings) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, model, generatedAudioOutputFormat, streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, VoiceSettings settings,  GeneratedAudioOutputFormat generatedAudioOutputFormat, StreamLatencyOptimization streamLatencyOptimization)  {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, "eleven_monolingual_v1", generatedAudioOutputFormat, streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text,  GeneratedAudioOutputFormat generatedAudioOutputFormat, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, "eleven_monolingual_v1", generatedAudioOutputFormat, streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, String model, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, model, GeneratedAudioOutputFormat.getDefault(), streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, String model, StreamLatencyOptimization streamLatencyOptimization, VoiceSettings settings) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, model, GeneratedAudioOutputFormat.getDefault(), streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, VoiceSettings settings, StreamLatencyOptimization streamLatencyOptimization)  {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, "eleven_monolingual_v1", GeneratedAudioOutputFormat.getDefault(), streamLatencyOptimization, settings);
+	}
+
+	public InputStream generateStream(String text, StreamLatencyOptimization streamLatencyOptimization) {
+		return ElevenLabs.generateTextToSpeechStreamed(voiceId, text, "eleven_monolingual_v1", GeneratedAudioOutputFormat.getDefault(), streamLatencyOptimization, settings);
+	}
+
+
 	@Override
+	@JsonIgnore
 	public String toString() {
 		return "Voice{" +
 				"voiceId='" + voiceId + '\'' +
@@ -194,6 +261,7 @@ public class Voice extends ElevenModel {
 				", availableForTiers=" + availableForTiers +
 				", settings=" + settings +
 				", sharing=" + sharing +
+				", highQualityBaseModelIds=" + highQualityBaseModelIds +
 				'}';
 	}
 }

src/main/java/net/andrewcpu/elevenlabs/model/voice/VoiceSettings.java

@@ -15,9 +15,24 @@ public class VoiceSettings extends ElevenModel {
 	@JsonProperty("similarity_boost")
 	private double similarityBoost;
 
+	@JsonProperty("style")
+	private double style;
+
+	@JsonProperty("use_speaker_boost")
+	private boolean useSpeakerBoost;
+
+	public VoiceSettings(double stability, double similarityBoost, double style, boolean useSpeakerBoost) {
+		this.stability = stability;
+		this.similarityBoost = similarityBoost;
+		this.style = style;
+		this.useSpeakerBoost = useSpeakerBoost;
+	}
+
 	public VoiceSettings(double stability, double similarityBoost) {
 		this.stability = stability;
 		this.similarityBoost = similarityBoost;
+		this.style = 0;
+		this.useSpeakerBoost = true;
 	}
 
 	public VoiceSettings() {
@@ -34,11 +49,23 @@ public class VoiceSettings extends ElevenModel {
 	}
 
 	@JsonIgnore
+	public double getStyle() {
+		return style;
+	}
+
+	@JsonIgnore
+	public boolean isUseSpeakerBoost() {
+		return useSpeakerBoost;
+	}
+
 	@Override
+	@JsonIgnore
 	public String toString() {
 		return "VoiceSettings{" +
 				"stability=" + stability +
 				", similarityBoost=" + similarityBoost +
+				", style=" + style +
+				", useSpeakerBoost=" + useSpeakerBoost +
 				'}';
 	}
 }

src/main/java/net/andrewcpu/elevenlabs/requests/ElevenLabsRequest.java

@@ -2,6 +2,11 @@ package net.andrewcpu.elevenlabs.requests;
 
 import net.andrewcpu.elevenlabs.enums.HttpRequestType;
 
+import java.util.HashMap;
+import java.util.Map;
+
+import static net.andrewcpu.elevenlabs.util.ElevenNetworkUtil.buildQueryParameters;
+
 public abstract class ElevenLabsRequest<T> {
 	private HttpRequestType type;
 	private String endpoint;
@@ -18,7 +23,11 @@ public abstract class ElevenLabsRequest<T> {
 	}
 
 	public String getEndpoint() {
-		return endpoint;
+		return endpoint + "?" + buildQueryParameters(getQueryParameters());
+	}
+
+	public Map<String, String> getQueryParameters() {
+		return new HashMap<>();
 	}
 
 	public Class<T> getResponseClass() {

src/main/java/net/andrewcpu/elevenlabs/requests/tts/PostTextToSpeechRequest.java

@@ -1,19 +1,58 @@
 package net.andrewcpu.elevenlabs.requests.tts;
 
+import net.andrewcpu.elevenlabs.enums.GeneratedAudioOutputFormat;
+import net.andrewcpu.elevenlabs.enums.StreamLatencyOptimization;
 import net.andrewcpu.elevenlabs.model.request.TextToSpeechRequest;
 import net.andrewcpu.elevenlabs.requests.PostRequest;
 
 import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
 
 public class PostTextToSpeechRequest extends PostRequest<File> {
 	private TextToSpeechRequest request;
+	private StreamLatencyOptimization streamLatencyOptimization;
+	private GeneratedAudioOutputFormat outputFormat;
+
 	public PostTextToSpeechRequest(String voiceId, TextToSpeechRequest request) {
 		super("v1/text-to-speech/" + voiceId, File.class);
 		this.request = request;
+		this.streamLatencyOptimization = StreamLatencyOptimization.getDefault();
+		this.outputFormat = GeneratedAudioOutputFormat.getDefault();
 	}
 
+	public PostTextToSpeechRequest(String voiceId, TextToSpeechRequest request, StreamLatencyOptimization streamLatencyOptimization) {
+		super("v1/text-to-speech/" + voiceId, File.class);
+		this.request = request;
+		this.streamLatencyOptimization = streamLatencyOptimization;
+		this.outputFormat = GeneratedAudioOutputFormat.getDefault();
+	}
+
+	public PostTextToSpeechRequest(String voiceId, TextToSpeechRequest request, StreamLatencyOptimization streamLatencyOptimization, GeneratedAudioOutputFormat generatedAudioOutputFormat) {
+		super("v1/text-to-speech/" + voiceId, File.class);
+		this.request = request;
+		this.streamLatencyOptimization = streamLatencyOptimization;
+		this.outputFormat = generatedAudioOutputFormat;
+	}
+
+	public PostTextToSpeechRequest(String voiceId, TextToSpeechRequest request,  GeneratedAudioOutputFormat generatedAudioOutputFormat) {
+		super("v1/text-to-speech/" + voiceId, File.class);
+		this.request = request;
+		this.streamLatencyOptimization = StreamLatencyOptimization.getDefault();
+		this.outputFormat = generatedAudioOutputFormat;
+	}
+
+
 	@Override
 	public Object getPayload() {
 		return request;
 	}
+
+	@Override
+	public Map<String, String> getQueryParameters() {
+		Map<String, String> map = new HashMap<>();
+		map.put("optimize_streaming_latency", String.valueOf(streamLatencyOptimization.getValue()));
+		map.put("output_format", outputFormat.name());
+		return map;
+	}
 }

src/main/java/net/andrewcpu/elevenlabs/requests/tts/PostTextToSpeechStreamedRequest.java

@@ -1,15 +1,54 @@
 package net.andrewcpu.elevenlabs.requests.tts;
 
+import net.andrewcpu.elevenlabs.enums.GeneratedAudioOutputFormat;
+import net.andrewcpu.elevenlabs.enums.StreamLatencyOptimization;
 import net.andrewcpu.elevenlabs.model.request.TextToSpeechRequest;
 import net.andrewcpu.elevenlabs.requests.PostRequest;
 
+import java.io.File;
 import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
 
 public class PostTextToSpeechStreamedRequest extends PostRequest<InputStream> {
 	private TextToSpeechRequest request;
+	private StreamLatencyOptimization streamLatencyOptimization;
+	private GeneratedAudioOutputFormat outputFormat;
+
 	public PostTextToSpeechStreamedRequest(String voiceId, TextToSpeechRequest request) {
 		super("v1/text-to-speech/" + voiceId, InputStream.class);
 		this.request = request;
+		this.streamLatencyOptimization = StreamLatencyOptimization.getDefault();
+		this.outputFormat = GeneratedAudioOutputFormat.getDefault();
+	}
+
+	public PostTextToSpeechStreamedRequest(String voiceId, TextToSpeechRequest request, StreamLatencyOptimization streamLatencyOptimization) {
+		super("v1/text-to-speech/" + voiceId, InputStream.class);
+		this.request = request;
+		this.streamLatencyOptimization = streamLatencyOptimization;
+		this.outputFormat = GeneratedAudioOutputFormat.getDefault();
+	}
+
+	public PostTextToSpeechStreamedRequest(String voiceId, TextToSpeechRequest request, StreamLatencyOptimization streamLatencyOptimization, GeneratedAudioOutputFormat generatedAudioOutputFormat) {
+		super("v1/text-to-speech/" + voiceId, InputStream.class);
+		this.request = request;
+		this.streamLatencyOptimization = streamLatencyOptimization;
+		this.outputFormat = generatedAudioOutputFormat;
+	}
+
+	public PostTextToSpeechStreamedRequest(String voiceId, TextToSpeechRequest request,  GeneratedAudioOutputFormat generatedAudioOutputFormat) {
+		super("v1/text-to-speech/" + voiceId, InputStream.class);
+		this.request = request;
+		this.streamLatencyOptimization = StreamLatencyOptimization.getDefault();
+		this.outputFormat = generatedAudioOutputFormat;
+	}
+
+	@Override
+	public Map<String, String> getQueryParameters() {
+		Map<String, String> map = new HashMap<>();
+		map.put("optimize_streaming_latency", String.valueOf(streamLatencyOptimization.getValue()));
+		map.put("output_format", outputFormat.name());
+		return map;
 	}
 
 	@Override

src/main/java/net/andrewcpu/elevenlabs/util/ElevenNetworkUtil.java

@@ -21,9 +21,11 @@ import org.apache.hc.core5.net.URIBuilder;
 
 import java.io.*;
 import java.net.URISyntaxException;
+import java.net.URLEncoder;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.StringJoiner;
 
 public class ElevenNetworkUtil {
 	private static final String BASE_URL = "https://api.elevenlabs.io/";
@@ -34,6 +36,23 @@ public class ElevenNetworkUtil {
 		request.setHeader("xi-api-key", ElevenLabs.getApiKey());
 	}
 
+	public static String buildQueryParameters(Map<String, String> parameters) {
+		StringJoiner queryParameters = new StringJoiner("&");
+		for (Map.Entry<String, String> entry : parameters.entrySet()) {
+			String encodedKey = encodeValue(entry.getKey());
+			String encodedValue = encodeValue(entry.getValue());
+			queryParameters.add(encodedKey + "=" + encodedValue);
+		}
+		return queryParameters.toString();
+	}
+
+	private static String encodeValue(String value) {
+		try {
+			return URLEncoder.encode(value, "UTF-8");
+		} catch (UnsupportedEncodingException e) {
+			throw new RuntimeException("Encoding not supported", e);
+		}
+	}
 
 	public static HttpUriRequestBase getRequest(HttpRequestType type, String path) {
 		switch (type) {
@@ -137,6 +156,7 @@ public class ElevenNetworkUtil {
 		try {
 			CloseableHttpClient httpclient = HttpClients.createDefault();
 			HttpUriRequestBase request = getRequest(method, path, payload);
+
 			return getRequestResult(responseType, objectMapper, httpclient, request);
 		} catch (IOException | ValidationException e) {
 			throw new RuntimeException(e);

src/test/java/net/andrewcpu/elevenlabs/ElevenLabsTest.java

@@ -2,7 +2,7 @@ package net.andrewcpu.elevenlabs;
 
 
 public class ElevenLabsTest {
-	public static final String ELEVEN_LABS_API_KEY = "";
+	public static final String ELEVEN_LABS_API_KEY = System.getenv("ELEVEN_LABS_API_KEY");
 	public static final String TEST_VOICE = "ZjJOFdM86g4E9U6OhzUo";
 	static {
 		ElevenLabs.setApiKey(ELEVEN_LABS_API_KEY);

src/test/java/net/andrewcpu/elevenlabs/TextToSpeech/TextToSpeechTest.java

@@ -14,7 +14,7 @@ public class TextToSpeechTest extends ElevenLabsTest {
 	@Test
 	public void testDownloadResponse() {
 		assertFalse("Cannot download tts!", doesThrow(() -> {
-			File file = ElevenLabs.generateTextToSpeech(TEST_VOICE, "This is a test", "eleven_monolingual_v1", new VoiceSettings(0.7, 0.7));
+			File file = ElevenLabs.generateTextToSpeech(TEST_VOICE, "This is a test", "eleven_monolingual_v1", new VoiceSettings(0.7, 0.7, 0, true));
 			file.delete();
 		}));
 	}
@@ -22,7 +22,7 @@ public class TextToSpeechTest extends ElevenLabsTest {
 	@Test
 	public void testStreamedResponse() {
 		assertFalse("Cannot strem tts!", doesThrow(() -> {
-			InputStream inputStream = ElevenLabs.generateTextToSpeechStreamed(TEST_VOICE, "This is a test", "eleven_monolingual_v1", new VoiceSettings(0.7, 0.7));
+			InputStream inputStream = ElevenLabs.generateTextToSpeechStreamed(TEST_VOICE, "This is a test", "eleven_monolingual_v1", new VoiceSettings(0.7, 0.7, 0, true));
 			File tmp;
 			try {
 				tmp = File.createTempFile("test", "audio");