Vibe coding use cases
Building apps, sites and tools by talking to a coding agent.
3 use cases
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52
Let a coding agent write most new features and fix defects 10x faster
Cisco rolled out OpenAI Codex across engineering and reports it wrote over 95% of the new features in its AI Defense product. Defect-fix throughput rose 10-15x, and the company says it saves more than 1,500 engineering hours a month.
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56
Migrate a 22-year WordPress blog with 5,500 posts to a static Hugo site in a day
Investor Brad Feld used Claude Code to export 5,530 posts from WordPress, convert them to Hugo, keep every old URL working and deploy to Vercel. He reports the move took about a day and the site now builds in under a minute.
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52
Split a giant legacy codebase into modules with an agent doing the grunt work
Nubank used Devin to help migrate an 8-year-old ETL monolith with over 6 million lines into smaller sub-modules, running many sub-tasks in parallel while engineers reviewed. The company reports an 8-12x engineering efficiency gain and over 20x cost savings on that work.