Top 10, Y Combinator AI Hackathon
LARK
A hierarchical multi-agent system on MCP that turns ChatGPT & Claude into action platforms.
Projects·24 projects
Things I have built.
Hackathon wins, products, and experiments. Each card lists the result, the stack, and links to the live site, the source, and the write-up when there is one.
Hackathon wins 5
2nd Place, ElevenLabs x Replit Hackathon
FaceTime from Mars
Real-time voice calls with AI colonists on Mars in 2159, over an interactive 3D world.
3rd Place, ElevenHacks (ElevenLabs x Zed)
Apartment 4B
A first-person lo-fi horror mystery game built end-to-end in 36 hours.
- React Three Fiber
- Three.js
- TypeScript
- Zustand
- Howler.js
- ElevenLabs
Winner, ElevenHacks (Stripe x ElevenLabs)
Living Photos
Turns a single old photo into a walkable 3D scene with the voice of a loved one inside.
- Gaussian Splats
- React Three Fiber
- ElevenLabs
- Stripe
- Inngest
- Next.js
Best Voice Agent, ElevenLabs x Firecrawl Hackathon
ScreenSense
A Chrome extension that turns voice commands into autonomous browser actions.
More projects 19
TalkativePDF
TalkativePDF lets a signed-in user upload a PDF and chat with it.
Granted Patent (ID 202341031598)
CIVS
A contactless voting kiosk that checks a voter's face against ID photos, then takes the ballot by hand gesture. The design was granted a patent in May 2023.
- Computer Vision
- MediaPipe
- DeepFace
- YOLO
- Flask
D-ID You
D-ID You takes a screen recording or YouTube link and returns an MP4 with a circular AI presenter narrating it in the corner.
- D-ID
- ElevenLabs
- ffmpeg
- Next.js
- Video AI
InsightEDU
InsightEDU is my MS Computer Science capstone at the University of Minnesota: seven Plotly dashboards over aggregated school-district data plus a chatbot whose retrieval layer is a hand-written TF-IDF engine running in the browser.
RUA
RUA started as a chatbot that talked to an older adult and ended as a command center for the person caring for several of them.
- Product Design
- Privacy
- Next.js
- Netlify
- React Native
- Caregiving
Waitlist ↗Source ↗Write-up (product story)Write-up (native app)
Second Shift
Second Shift is a multi-app AI agent that re-plans a field-service crew's day when a technician calls out sick, built for the Multi-App AI Agent Hackathon on September 13, 2026.
- OR-Tools
- Multi-App Agents
- Google APIs
- Slack
- FastAPI
- Python
Voices of the Last World
Voices of the Last World is a cinematic crisis-simulation game built for the Kiro x ElevenLabs Hack #5.
- ElevenLabs
- Voice AI
- Web Audio
- Groq
- React
- Game Design
YouTube Shorts Factory
A pipeline that turns a topic into a published YouTube Short. It runs four channels on a daily schedule, with a review-and-approve dashboard.
- LLM scripting
- fal.ai
- ElevenLabs
- Whisper
- GitHub Actions
AniBot
The chat assistant on this site. It streams gpt-4o-mini answers from one Netlify Function, grounded by a hand-written system prompt instead of a vector database.
- OpenAI
- Netlify Functions
- Streaming
- React Three Fiber
- Static Site Generation
- SEO
Anirudh's World
A low-poly 3D village that lives on the real clock with no server. Every villager is recomputed each frame from a seed and the current time.
- Three.js
- Deterministic Simulation
- drand
- PRNG
- Procedural Generation
- Replit
Director
A voice-driven video studio built in 72 hours. A Python LiveKit agent talks you through story, cast, and shots, then edits a timeline that compiles to one ffmpeg command.
Horror POV
Horror POV is a first-person browser horror game built in three.js and TypeScript in a single day.
Jellyverse
Four browser toys, including jelly dice and a Pig duel against an AI, on one hand-rolled physics solver and a vertex-shader deformer. No physics library.
Jungle Safari
Jungle Safari is an animal-sound quiz for ages 1 to 3, built for the #ElevenHacks hackathon.
- ElevenLabs
- Voice AI
- Next.js
- Upstash Redis
- Caching
- React Three Fiber
Tax It Easy
Tax It Easy is a voice AI CPA built overnight at the Moss x YC Conversational AI Hackathon.
Spotify for Hackers
Spotify for Hackers is a terminal-skinned music player with four AI DJ hosts.
- Next.js
- Groq
- ElevenLabs
- Voice AI
- HTML Audio
- Terminal UI
Super Nova
Super Nova is a voice-only AI companion built for ElevenLabs' #ElevenHacks.
The Missing Angle
The Missing Angle is a voice-native murder mystery built for ElevenLabs Hack #10, where you interrogate three AI suspects out loud over WebRTC.
- ElevenLabs
- Speech Engine
- Groq
- FastAPI
- Three.js
- Voice AI
VoiceCaptcha
VoiceCaptcha is a voice CAPTCHA built for ElevenHacks Hack #2.
- Cloudflare Workers
- Durable Objects
- Groq Whisper
- ElevenLabs
- Voice AI
- React