I Refused to Write Specs Until Claude Code Generated Wrong Code Three Times
The author reflects on their experience with Claude Code, which generated incorrect code multiple times. After struggling with the AI's output, they decided to write a detailed OpenAPI specification. This approach significantly improved the implementation process, reducing confusion and errors in the code generation.
- ▪Claude Code generated incorrect code for a discount system three times in a row.
- ▪The author spent fifteen minutes writing an OpenAPI document to clarify the requirements.
- ▪Using the spec led to an 80 percent successful implementation by Claude Code in just three minutes.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3800250) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Ken Imoto Posted on May 19 • Originally published at kenimoto.dev I Refused to Write Specs Until Claude Code Generated Wrong Code Three Times #claudecode #ai #spec #openapi I read the phrase "spec-driven development" and immediately decided it was for people without taste. Six months later, Claude Code generated a discount system that applied coupons to itself. Three times in a row. The first time I laughed. The second time I assumed the prompt was the problem.
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