Video · 20 min

How To Get The Most Out Of Vibe Coding

Tom Blomfield · Y Combinator Startup School Free Intermediate

YC partner and Monzo co-founder Tom Blomfield built real side projects with these tools and turned the lessons into a practical playbook. You get concrete habits (use version control, write tests, get unstuck when the AI loops) that separate a founder who ships from one who ends up with an unmaintainable mess. Watch this before you start so your fast prototype does not become a trap.

  • Use version control from the first prompt so you can roll back bad AI edits
  • Get tests in place early, then you can refactor without fear of regressions
  • When the AI gets stuck in a loop, paste your code into the raw chat UI instead

The question it answers

  1. Should I use an AI app builder like Lovable or Replit instead of traditional no-code?

Read with it

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  2. An AI-chat-to-app builder that turns a plain-English prompt into a working full-stack app fast, the fastest path to a prototype... lovable.dev Tool · platform Lovable, AI App Builder Lovable
  3. This is the honest counterweight to the tutorials: a clear-eyed look at where AI-generated code quietly falls apart, from... Lawfare Article When the Vibes Are Off: The Security Risks of AI-Generated Code Carolin Kemper
  4. This is the two sentence post that named the whole category you are deciding about, from an OpenAI co-founder. Read it to... Andrej Karpathy (X) Thread · 1 min read The original "vibe coding" tweet Andrej Karpathy
  5. A clear, tool by tool guide to turning an idea into a working prototype in minutes, aimed at people who do not code. It sorts... Lenny's Newsletter Article · 25 min read A guide to AI prototyping for product managers Colin Matthews
  6. A hands on comparison where the author builds the same app across the major AI builders and reports what each one is actually... Aakash Gupta (Product Growth) Article · 30 min read Best AI Prototyping Tools 2026: Lovable vs Bolt vs Replit vs v0 Aakash Gupta
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