Case study · Healthcare · Longevity & Traditional Chinese Medicine

AI video avatar of a longevity-medicine expert

Longevity-health startup, ChinaPilot delivered

Organisation: Longevity-health startup
Industry: Healthcare · Longevity & Traditional Chinese Medicine
Region: China
Service area: Conversational Agents
Problem type: Scaling scarce expert knowledge
Used by: Patients

The challenge

The client wanted a visual expert that could talk with patients, help identify their issues and respond with empathy — answering strictly from approved Chinese medical texts, with no made-up advice.

What we built

Approved medical texts in a vector database with RAG on Azure OpenAI; GPT-4 fine-tuned for an empathetic, doctor-style manner; speech-to-text and text-to-speech for voice; and a Wav2Lip lip-synced video avatar served through a FastAPI web app.

The outcome

Pilot delivered with 100% precision on generated answers and no hallucinations; validated for production development.

AI approach

RAG on approved sourcesLLM fine-tuningSpeech-to-text & text-to-speechLip-synced video avatar

Tech stack

Azure OpenAI GPT-4Vector databaseWav2LipFastAPI

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