# TelecomNL Voice AI Assistant > A bilingual (Dutch and English) voice AI customer-service agent for telecom support: speak your issue and hear a spoken response, with a live support dashboard showing intent, sentiment and escalation. - Built by Manar Attar. Stack: FastAPI, Whisper speech-to-text, GPT-4o with tool calling, ElevenLabs text-to-speech, and the Web Audio API. - Includes multi-agent personas, a sentiment timeline, and hands-free voice-activity-detection mode. ## Links - [Author](https://manarattar.com): Manar Attar's portfolio. ## Contact - Email: manarattar77@gmail.com - Canonical URL: https://voice.manarattar.com/