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/**
* Pollinations Audio Service
*
* Functions for interacting with the Pollinations Audio API
*/
/**
* Generates an audio response to a text prompt using the Pollinations Text API
*
* @param {string} prompt - The text prompt to respond to with audio
* @param {string} [voice="alloy"] - Voice to use for audio generation. Available options: "alloy", "echo", "fable", "onyx", "nova", "shimmer", "coral", "verse", "ballad", "ash", "sage", "amuch", "dan"
* @param {number} [seed] - Seed for reproducible results
* @param {string} [voiceInstructions] - Additional instructions for voice character/style
* @param {Object} [authConfig] - Optional authentication configuration {token, referrer}
* @returns {Promise<Object>} - Object containing the base64 audio data, mime type, and metadata
*/
export async function respondAudio(prompt, voice = "alloy", seed, voiceInstructions, authConfig = null) {
if (!prompt || typeof prompt !== 'string') {
throw new Error('Prompt is required and must be a string');
}
// Build the query parameters
const queryParams = new URLSearchParams();
queryParams.append('model', 'openai-audio'); // Required for audio generation
queryParams.append('voice', voice);
if (seed !== undefined) queryParams.append('seed', seed);
// Construct the URL
let finalPrompt = prompt;
// Add voice instructions if provided
if (voiceInstructions) {
finalPrompt = `${voiceInstructions}\n\n${prompt}`;
}
const encodedPrompt = encodeURIComponent(finalPrompt);
const baseUrl = 'https://text.pollinations.ai';
let url = `${baseUrl}/${encodedPrompt}`;
// Add query parameters
const queryString = queryParams.toString();
url += `?${queryString}`;
try {
// Prepare fetch options with optional auth headers
const fetchOptions = {};
if (authConfig) {
fetchOptions.headers = {};
if (authConfig.token) {
fetchOptions.headers['Authorization'] = `Bearer ${authConfig.token}`;
}
if (authConfig.referrer) {
fetchOptions.headers['Referer'] = authConfig.referrer;
}
}
// Fetch the audio from the URL
const response = await fetch(url, fetchOptions);
if (!response.ok) {
throw new Error(`Failed to generate audio: ${response.statusText}`);
}
// Get the audio data as an ArrayBuffer
const audioBuffer = await response.arrayBuffer();
// Convert the ArrayBuffer to a base64 string
const base64Data = Buffer.from(audioBuffer).toString('base64');
// Determine the mime type from the response headers or default to audio/mpeg
const contentType = response.headers.get('content-type') || 'audio/mpeg';
return {
data: base64Data,
mimeType: contentType,
metadata: {
prompt,
voice,
model: 'openai-audio',
seed,
voiceInstructions
}
};
} catch (error) {
console.error('Error generating audio:', error);
throw error;
}
}
/**
* List available audio voices
*
* @returns {Promise<Object>} - Object containing the list of available voice options
*/
export async function listAudioVoices() {
// Return the complete list of available voices
const voices = [
"alloy",
"echo",
"fable",
"onyx",
"nova",
"shimmer",
"coral",
"verse",
"ballad",
"ash",
"sage",
"amuch",
"dan"
];
return { voices };
}
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