Vibe Coding Playbook: Ship Fast with Prompts, Tests, and Guardrails
Introduction TL;DR: Vibe coding is an execution-first way to build software by describing goals in natural language, letting an LLM generate code, and iterating based on runtime output rather than deep code reading. The key to using it safely is to treat prompts as contracts: define constraints, “definition of done,” and tests before scaling scope. Agentic tools (Cursor Agent, Replit Agent, Codex, Claude Code) shorten the loop by editing files and running commands, but they require strong boundaries and verification. Vibe coding (also written as “vibe-coding”) emerged after Andrej Karpathy popularized the term in February 2025, framing it as a mode where you “lean into the vibes” and focus on outcomes. ...