1st Prize + Best Legal TrackAfore Capital × AI Valley: A New Agent Hackathon
  • Won among 50+ teams
  • One-day build, 200+ selected builders
  • SF Tech Week, San Francisco · Oct 11, 2025
AI voice agent for litigators

Donna AI

A voice agent that plays opposing counsel so litigators can rehearse before court, then scores how they did.

What I did
Discovery Trial prep without a senior partner
UX design A mock trial that feels like court
0 → 1 build Built and demoed in one day
How it works
1 Upload the case Briefs, statements, evidence
2 Face counsel Donna cross‑examines you by voice
3 Get scored Clarity, confidence and legal reasoning
Built with
  • React
  • TypeScript
  • Vapi
  • GPT-4o
  • Deepgram