Boltthon

Overview

Core Product:
Boltthon is your launchpad — a hackathon idea generator powered by bolt.new that transforms concepts into build-ready prompts in seconds. Hackathons start with brilliance, not brainstorming.

  • Product: Web App & API
  • Market Type: B2C for hackers & students, B2B white-label for organizers and schools
  • Technologies: OpenAI GPT-4 Turbo, Supabase, Netlify
    • Team: Bolt coders since 2024, James is seasoned founder Y Combinator alumni, Jose is the CEO of brandvirality, expert on marketing, growth the user base into 300k users in 4 months.

Problem
Most hackathons waste precious hours stuck in brainstorming. Teams struggle to align on ideas, lose momentum, or settle for uninspired projects. Generic idea lists don’t adapt to themes or skills — so creativity stalls before the building even starts.

Solution
Boltthon transforms brainstorming into a launchpad: generate smart, tailored hackathon prompts that match event themes, trending tech, and your team’s skillset. Get unstuck in seconds and start building prize-worthy hacks on day one.

Market Validation

  • $200M+ global hackathon & dev event industry
  • 1M+ hackathon participants annually worldwide
  • 67% of participants say ideation is their biggest blocker (I posted a question on X)

Core Selling Points

  • AI-powered, theme-specific prompt generation
  • Build-ready idea packs with use cases, tech stack suggestions, and pitch outlines
  • White-label portals for organizers, schools, and sponsors
  • Saves hours and supercharges team creativity

Talking Points

  • Hack smarter: spend time building, not stuck brainstorming
  • Fresh, feasible ideas aligned with real trends and sponsor APIs
  • Better projects mean happier organizers, judges, and sponsors
  • Scalable for universities, bootcamps, dev clubs, and global hackathons

Audiences

  • Student hackers & indie devs
  • Hackathon organizers & sponsors
  • Universities, bootcamps, coding schools

Top 3 Features

  • Smart Prompt Generator — Instantly create tailored hackathon ideas.
  • Idea Packs — Build-ready cards with suggested stacks and user stories.
  • White-Label Portal — Organizers embed Boltthon into their event platform.

Inspiration

We’ve seen too many talented hackers waste hours stuck in the ideation spiral. Boltthon exists to spark brilliant ideas instantly — so everyone can build bolder hacks, win more prizes, and push creative limits.

What It Does

  • Smart Prompts: AI generates unique hackathon-ready ideas.
  • Theme Matching: Aligns prompts with event themes and sponsor APIs.
  • Idea Packs: Includes user stories, tech stack suggestions, and pitch outlines.
  • Save & Share: Save ideas, share with teammates, and refine collaboratively.
  • White-Label: Organizers integrate Boltthon for a branded experience.

How We Built It

Main Technologies: OpenAI GPT-4 Turbo, Supabase, react, netlify, Stripe

Technology Stack

  • Frontend: React for cross-platform web development.
  • Database: Supabase for database, authentication, and file storage.
  • Infrastructure: Supabase erverless edge functions for scalable story generation.
  • Hosting: Netlify for deployment and hosting.
  • Figma: Figma for design.
  • AI Integration: OpenAI GPT-4 for story generation, DALL-E 3 for artwork.
  • Version Control: GitHub for version control, backups, and collaboration.
  • Error Handling: Sentry automatically detects and notifies you of critical performance issues.
  • Domains: iONOS/ENTRI for domains.

How We Built It

  • Built the prompt engine with GPT-4 Turbo and custom templates
  • Integrated Supabase for user auth and project saving
  • Deployed serverless functions for fast idea generation
  • Connected Stripe for payments and credits
  • Deployed the app on netlify for instant scaling
  • Tested with real hackathon organizers and student devs

Challenges We Ran Into

  • Tuning prompts for different event themes and skill levels
  • Ensuring fast generation speeds under load
  • Designing a white-label experience that’s easy to integrate

Accomplishments We’re Proud Of

  • First working version live in under 2 days
  • Used by +100 users on the first 2 days

What We Learned

  • Hackers want tailored ideas, not generic lists
  • Organizers love tools that boost project quality
  • Prompt engineering is key for useful, actionable ideas

What’s Next

  • Add team matchmaking based on idea packs
  • Launch mobile app for on-the-go brainstorming

Challenges We’re Applying For

  • Make More Money Challenge: Launch paywall and credits for pro features
  • Startup Challenge: Scale B2C

Built With

Share this project:

Updates