{"name":"Text to Speech API","provider":"ElevenLabs","model":"eleven_v4","voiceId":"necQJzI1X0vLpdnJteap","maxTextLength":5000,"formats":["mp3","wav"],"apiKeyRequired":false,"documentation":"/textToSpeech/api","endpoints":{"POST /api/tts":"JSON {text, format} -> JSON avec les URLs Firebase","POST /api/tts/audio":"JSON {text, format} -> fichier audio (audio/mpeg ou audio/wav)"}}