{"name":"Nupath Voice Agent API","version":"1.0.0","status":"running","docs":"/docs","endpoints":{"health":"GET  /api/health","asr_transcribe":"POST /api/asr/transcribe          (audio file → text)","llm_chat":"POST /api/llm/chat                (prompt + history → reply)","llm_chat_stream":"POST /api/llm/chat/stream         (prompt + history → token stream)","tts_voices":"GET  /api/tts/voices              (list all TTS voices)","tts_synthesize_wav":"POST /api/tts/synthesize          (text → WAV audio)","tts_synthesize_mp3":"POST /api/tts/synthesize/mp3      (text → MP3 audio)","voice_chat":"POST /api/voice-chat              (audio file → text + reply + WAV)","voice_chat_ws":"WS   /api/voice-chat/ws           (realtime signalling + events)","webrtc_offer":"POST /api/voice-chat/webrtc/offer (SDP offer → SDP answer)"}}