Same prompt, four spec-driven coding tools: 4 minutes to 2 hours

A developer ran a stricter real-world benchmark—same drag-and-drop feature on an identical TypeScript/Express/SQLite/React codebase—across OpenSpec, Spec Kit, BMAD and Kiro, finding completion times ranged from 4 minutes to 2 hours and task counts from 13 to 29.

2026-09-19 ~ 2026-09-20 · 2 related posts

• Four spec-driven coding tools tested on one real feature: 13, 24, 29 tasks and 84 Allow clicks — SSShken · 2026-09-19
• Four spec-driven coding tools, same one-line task: 4 minutes vs 2 hours — SSShken · 2026-09-20