Hackathons I've participated in and my submission demos.

• HackIllinois 2026

  Feb 27 – Mar 1, 2026

  HackIllinois is the University of Illinois Urbana-Champaign's premier collegiate hackathon.

  My submission

  HackBitz

  AI agent per goal to keep you accountable. Adapts to your situation.

  Live demo Source code Devpost

  Demo video

• v0 Prompt to Production

  Jan 31 – Feb 8, 2026

  A global build week (Jan 31 - Feb 8, 2026) where builders ship real projects with v0 and compete for prizes. One week. Global hackathons. Real apps, real work.

  My submission

  PRLens

  Learn from PRs, Don't Just Review them

  Live demo Source code

  Demo video

  Built for @v0 Prompt to Production week, challenging myself to stay under the free $10 credits.
  
  Unexpectedly burned credits on UI library picks, env variables, pnpm lock mismatches – which could've been used to polish the experience.https://t.co/Epfy2hgb2k pic.twitter.com/p0uVOqCSkr

  — Varun Khalate (@varunhnk) February 7, 2026

• Cal Hacks 12.0

  Oct 24 – 26, 2025

  The world's largest collegiate hackathon, bringing 2,000+ hackers together at the Palace of Fine Arts in San Francisco for a weekend of building, learning, and creating.

  My submission

  Orbit

  Optmise your route

  Live demo Source code Devpost

  Demo video

• AI Gateway Hackathon

  2025

  Build the best agent. Use any model, any use case. Deploy your agent to Vercel and route requests via AI Gateway.

  My submission

  Translation Telephone

  A model-eval game where each LLM runs the same multi-language translation chain and back to English; final output is scored with semantic similarity + edit distance + speed.

  Live demo Source code

  Demo video

  Built Translation Telephone w/ @vercel AI Gateway
  
  A model-eval game where each LLM runs the same multi-language translation chain and back to english, and the final output is scored with semantic similarity + edit distance + speed https://t.co/wOeJYdbEgU https://t.co/3R7iquktCG pic.twitter.com/w1uJ6z6zrG

  — Varun Khalate (@varunhnk) November 29, 2025

• Agentic AI Hackathon with Google Cloud

  Sep 25, 2025 1st Place

  Agentic AI Hackathon hosted in Chicago with Google Cloud. Built an AI-powered marketing agency assistant.

  My submission

  Marketing Agency

  AI-powered assistant for creative agencies launching new websites or products, starting with intelligent product naming.

  Source code