diff --git a/public/scripts/extensions/tts/gsvi.js b/public/scripts/extensions/tts/gsvi.js
new file mode 100644
index 000000000..8aee4ad20
--- /dev/null
+++ b/public/scripts/extensions/tts/gsvi.js
@@ -0,0 +1,267 @@
+
+import { saveTtsProviderSettings } from './index.js';
+
+export { GSVITtsProvider };
+
+class GSVITtsProvider {
+    //########//
+    // Config //
+    //########//
+
+    settings;
+    ready = false;
+    separator = '. ';
+
+    characterList = {};
+    voices = [];
+    /**
+     * Perform any text processing before passing to TTS engine.
+     * @param {string} text Input text
+     * @returns {string} Processed text
+     */
+    processText(text) {
+        text = text.replace('<br>', '\n'); // Replace <br> with newline
+        return text;
+    }
+
+    languageLabels = {
+        'Multilingual': '多语种混合',
+        'Chinese': '中文',
+        'English': '英文',
+        'Japanese': '日文',
+        'Chinese-English': '中英混合',
+        'Japanese-English': '日英混合',
+    };
+    defaultSettings = {
+        provider_endpoint: 'http://127.0.0.1:5000',
+
+        language: '多语种混合',
+
+        cha_name: '',
+        character_emotion: 'default',
+
+        speed: 1,
+
+        top_k: 6,
+        top_p: 0.85,
+        temperature: 0.75,
+        batch_size: 10,
+
+        stream: false,
+        stream_chunk_size: 100,
+    };
+
+    // Added new methods to obtain characters and emotions
+    async fetchCharacterList() {
+        const response = await fetch(this.settings.provider_endpoint + '/character_list');
+        if (!response.ok) {
+            throw new Error(`HTTP ${response.status}: ${await response.text()}`);
+        }
+        const characterList = await response.json();
+        this.characterList = characterList;
+        this.voices = Object.keys(characterList);
+
+    }
+
+
+
+    get settingsHtml() {
+        let html = `
+        <label for="gsvi_api_language">Text Language</label>
+        <select id="gsvi_api_language">`;
+
+        for (let language in this.languageLabels) {
+            if (this.languageLabels[language] == this.settings?.language) {
+                html += `<option value="${this.languageLabels[language]}" selected="selected">${language}</option>`;
+                continue;
+            }
+
+            html += `<option value="${this.languageLabels[language]}">${language}</option>`;
+        }
+
+        html += `
+        </select>
+        <label>GSVI Settings:</label><br/>
+        <label for="gsvi_tts_endpoint">Provider Endpoint:</label>
+        <input id="gsvi_tts_endpoint" type="text" class="text_pole" maxlength="250" value="${this.defaultSettings.provider_endpoint}"/>
+
+
+        <label for="gsvi_speed">Speed: <span id="gsvi_tts_speed_output">${this.defaultSettings.speed}</span></label>
+        <input id="gsvi_speed" type="range" value="${this.defaultSettings.speed}" min="0.5" max="2" step="0.01" />
+
+        <label for="gsvi_top_k">Top K: <span id="gsvi_top_k_output">${this.defaultSettings.top_k}</span></label>
+        <input id="gsvi_top_k" type="range" value="${this.defaultSettings.top_k}" min="0" max="100" step="1" />
+
+        <label for="gsvi_top_p">Top P: <span id="gsvi_top_p_output">${this.defaultSettings.top_p}</span></label>
+        <input id="gsvi_top_p" type="range" value="${this.defaultSettings.top_p}" min="0" max="1" step="0.01" />
+
+        <label for="gsvi_temperature">Temperature: <span id="gsvi_tts_temperature_output">${this.defaultSettings.temperature}</span></label>
+        <input id="gsvi_temperature" type="range" value="${this.defaultSettings.temperature}" min="0.01" max="1" step="0.01" />
+
+        <label for="gsvi_batch_size">Batch Size: <span id="gsvi_batch_size_output">${this.defaultSettings.batch_size}</span></label>
+        <input id="gsvi_batch_size" type="range" value="${this.defaultSettings.batch_size}" min="1" max="35" step="1" />
+
+        <label for="gsvi_tts_streaming" class="checkbox_label">
+            <input id="gsvi_tts_streaming" type="checkbox" ${this.defaultSettings.stream ? 'checked' : ''}/>
+            <span>Streaming</span>
+        </label>
+
+        <label for="gsvi_stream_chunk_size">Stream Chunk Size: <span id="gsvi_stream_chunk_size_output">${this.defaultSettings.stream_chunk_size}</span></label>
+        <input id="gsvi_stream_chunk_size" type="range" value="${this.defaultSettings.stream_chunk_size}" min="100" max="400" step="1" />
+        <p>
+            For more information, visit the
+            <a href="https://github.com/X-T-E-R/GPT-SoVITS-Inference" target="_blank">GSVI project page</a>.
+        </p>
+        `;
+
+        return html;
+    }
+
+    onSettingsChange() {
+        // Update provider settings based on input fields
+        this.settings.provider_endpoint = $('#gsvi_tts_endpoint').val();
+        this.settings.language = $('#gsvi_api_language').val();
+
+
+        // Update the rest of TTS settings based on input fields
+        this.settings.speed = parseFloat($('#gsvi_speed').val());
+        this.settings.temperature = parseFloat($('#gsvi_temperature').val());
+        this.settings.top_k = parseInt($('#gsvi_top_k').val(), 10);
+        this.settings.top_p = parseFloat($('#gsvi_top_p').val());
+        this.settings.batch_size = parseInt($('#gsvi_batch_size').val(), 10);
+        this.settings.stream = $('#gsvi_tts_streaming').is(':checked');
+        this.settings.stream_chunk_size = parseInt($('#gsvi_stream_chunk_size').val(), 10);
+
+        // Update UI to reflect changes
+
+        $('#gsvi_tts_speed_output').text(this.settings.speed);
+        $('#gsvi_tts_temperature_output').text(this.settings.temperature);
+        $('#gsvi_top_k_output').text(this.settings.top_k);
+        $('#gsvi_top_p_output').text(this.settings.top_p);
+        $('#gsvi_stream_chunk_size_output').text(this.settings.stream_chunk_size);
+        $('#gsvi_batch_size_output').text(this.settings.batch_size);
+
+
+
+
+        // Persist settings changes
+        saveTtsProviderSettings();
+
+    }
+
+    async loadSettings(settings) {
+        // Populate Provider UI given input settings
+        if (Object.keys(settings).length === 0) {
+            console.info('Using default TTS Provider settings');
+        }
+
+        // Only accept keys defined in defaultSettings
+        this.settings = { ...this.defaultSettings, ...settings };
+
+        // Fetch character and emotion list
+        // Set initial values from the settings
+        $('#gsvi_tts_endpoint').val(this.settings.provider_endpoint);
+        $('#gsvi_api_language').val(this.settings.language);
+
+        $('#gsvi_speed').val(this.settings.speed);
+        $('#gsvi_temperature').val(this.settings.temperature);
+        $('#gsvi_top_k').val(this.settings.top_k);
+        $('#gsvi_top_p').val(this.settings.top_p);
+        $('#gsvi_batch_size').val(this.settings.batch_size);
+        $('#gsvi_tts_streaming').prop('checked', this.settings.stream);
+        $('#gsvi_stream_chunk_size').val(this.settings.stream_chunk_size);
+
+        // Update UI to reflect initial settings
+        $('#gsvi_tts_speed_output').text(this.settings.speed);
+        $('#gsvi_tts_temperature_output').text(this.settings.temperature);
+        $('#gsvi_top_k_output').text(this.settings.top_k);
+        $('#gsvi_top_p_output').text(this.settings.top_p);
+        $('#gsvi_stream_chunk_size_output').text(this.settings.stream_chunk_size);
+
+        // Register event listeners to update settings on user interaction
+        // (Similar to before, ensure event listeners for character and emotion selection are included)
+        // Register input/change event listeners to update settings on user interaction
+        $('#gsvi_tts_endpoint').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_api_language').on('change', () => { this.onSettingsChange(); });
+
+        $('#gsvi_speed').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_temperature').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_top_k').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_top_p').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_batch_size').on('input', () => { this.onSettingsChange(); });
+        $('#gsvi_tts_streaming').on('change', () => { this.onSettingsChange(); });
+        $('#gsvi_stream_chunk_size').on('input', () => { this.onSettingsChange(); });
+
+        await this.checkReady();
+        console.debug('GSVI: Settings loaded');
+    }
+
+
+
+    // Perform a simple readiness check by trying to fetch voiceIds
+    async checkReady() {
+        await Promise.allSettled([this.fetchCharacterList()]);
+    }
+
+    async onRefreshClick() {
+        return;
+    }
+
+    //#################//
+    //  TTS Interfaces //
+    //#################//
+
+    async getVoice(voiceName) {
+        if (this.voices.length == 0) {
+            this.fetchCharacterList();
+        }
+        if (!this.voices.includes(voiceName)) {
+            throw `TTS Voice name ${voiceName} not found`;
+        }
+        return { name: voiceName, voice_id: voiceName, preview_url: false, lang: 'zh-CN' };
+    }
+
+    async generateTts(text, voiceId) {
+        const response = await this.fetchTtsGeneration(text, voiceId);
+        return response;
+    }
+
+    //###########//
+    // API CALLS //
+    //###########//
+    async fetchTtsVoiceObjects() {
+        if (this.voices.length == 0) {
+            await this.fetchCharacterList();
+        }
+        console.log(this.voices);
+        const voices = this.voices.map(x => ({ name: x, voice_id: x, preview_url: false, lang: 'zh-CN' }));
+        return voices;
+    }
+
+
+    async fetchTtsGeneration(inputText, voiceId) {
+        console.info(`Generating new TTS for voice_id ${voiceId}`);
+
+
+        const params = new URLSearchParams();
+        params.append('text', inputText);
+        params.append('cha_name', voiceId);
+        params.append('text_language', this.settings.language);
+        params.append('batch_size', this.settings.batch_size.toString());
+        params.append('speed', this.settings.speed.toString());
+        params.append('top_k', this.settings.top_k.toString());
+        params.append('top_p', this.settings.top_p.toString());
+        params.append('temperature', this.settings.temperature.toString());
+        params.append('stream', this.settings.stream.toString());
+
+
+        return `${this.settings.provider_endpoint}/tts?${params.toString()}`;
+
+    }
+
+    // Interface not used by GSVI TTS
+    async fetchTtsFromHistory(history_item_id) {
+        return Promise.resolve(history_item_id);
+    }
+
+}
diff --git a/public/scripts/extensions/tts/index.js b/public/scripts/extensions/tts/index.js
index 2aa0de82f..f73e9d48f 100644
--- a/public/scripts/extensions/tts/index.js
+++ b/public/scripts/extensions/tts/index.js
@@ -10,6 +10,7 @@ import { NovelTtsProvider } from './novel.js';
 import { power_user } from '../../power-user.js';
 import { OpenAITtsProvider } from './openai.js';
 import { XTTSTtsProvider } from './xtts.js';
+import { GSVITtsProvider } from './gsvi.js';
 import { AllTalkTtsProvider } from './alltalk.js';
 import { SpeechT5TtsProvider } from './speecht5.js';
 import { SlashCommandParser } from '../../slash-commands/SlashCommandParser.js';
@@ -74,6 +75,7 @@ const ttsProviders = {
     ElevenLabs: ElevenLabsTtsProvider,
     Silero: SileroTtsProvider,
     XTTSv2: XTTSTtsProvider,
+    GSVI: GSVITtsProvider,
     System: SystemTtsProvider,
     Coqui: CoquiTtsProvider,
     Edge: EdgeTtsProvider,