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AI Voice AgentsUpwork

VoiceAI Real-Time Assistant

Production-ready real-time voice-to-voice AI assistant with Whisper STT, GPT-4o, and ElevenLabs TTS. Sub-500ms latency with streaming responses and a beautiful Framer Motion UI.

🎯 The Problem

Client needed a voice assistant with sub-second response time for natural conversation.

⚙️ The Solution

Built a Next.js 15 app with streaming Whisper transcription, GPT-4o streaming, and ElevenLabs voice synthesis in parallel.

✅ The Result

Achieved under 500ms end-to-end latency for voice-to-voice responses.

Tech Stack

Next.js 15TypeScriptWhisperGPT-4oElevenLabsFramer Motion

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