Developer Builds Bilingual Hindi-English AI Voice Tutor for Indian Students in 10 Days

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A developer participating in the #VoiceForBharat challenge created Vidya, a real-time bilingual AI voice tutor supporting English, Hindi, and Hinglish, aimed at breaking language and literacy barriers for learners across India. The system was built over 10 days using Murf Falcon text-to-speech, Deepgram Nova-3 speech recognition, LiveKit Agents, and Google Gemini as its core technologies. Vidya features a persistent memory system that recalls individual student profiles, progress levels, and past sessions to deliver personalised greetings and continuity. The tutor includes specialised tools for fetching exercises, scoring spoken answers, awarding motivational stars, and scraping live web content for up-to-date context. Additional capabilities include outbound phone calls via SIP trunking for daily study check-ins, human escalation support, and strict privacy guardrails requiring explicit user consent before storing personal data.

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