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Mobin Poursalami
Mobin Poursalami

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How I Built an AI-Powered Stack Overflow Alternative With Zero Server Costs

Stack Overflow is declining. Everyone uses AI to fix bugs now. But there's a problem.

When ChatGPT solves your bug — that answer disappears. The next developer with the exact same problem has to re-ask from scratch.

So I built CodeAnswr.

How it works

  1. You ask a question (code problem, error, architecture question)
  2. AI answers you — you chat back and forth until solved
  3. The final Q&A gets published automatically as a searchable page
  4. Next developer Googles the same error → finds your solved thread

What makes it different

Feature Stack Overflow CodeAnswr
Answer speed Hours/days Instant (AI)
Privacy scanner ✅ Catches secrets before posting
Job board Paid Free (AI-matched)
Geographic restrictions Some None (crypto payments)
Bounty system ✅ (crypto rewards)
Server costs Massive ~$0 (Cloudflare Workers)

Tech Stack

  • Frontend: Svelte + Cloudflare Pages
  • Backend: Cloudflare Workers + D1 (SQLite at the edge)
  • Auth: Google OAuth
  • Payments: Crypto (no geo-blocking)
  • Total monthly cost: Under $5

What I shipped in 6 months post-launch

  • 🏢 AI Job Hub (companies post jobs, AI matches developers)
  • 💰 Bounty System (crypto rewards for best answers)
  • 🌍 Crypto payments (works for devs in any country)
  • 🔒 E2E encrypted private questions
  • 👤 Public developer profiles with contribution history

Biggest surprise

The privacy scanner — it scans your code for API keys and tokens before you post. I built it as an afterthought. It's now the most-mentioned feature in every review.


Live at https://codeanswr.com — free, no account needed to browse answers.

What's your current workflow when AI solves a bug — do you save it anywhere?

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