DataArticle
Developers using AI coding harnesses now produce roughly 2.5 times as much code as they did 18 months ago.
Cursor data shows average lines of code added by users rising from 3,500/month in January 2025 to 8,600 today, alongside larger pull requests and less human code review. ✦ AI generated
Gergely Orosz · The Pragmatic Engineer · 2026-06-23 · original ↗
Devs using AI harnesses are producing 2.5x as much code versus 18 months ago. Data from Cursor shows that their users, on average, went from adding 3,500 lines of code in January 2025 to 8,600 today.
Read full article ↗excerpt · fair-use quotation
Around this claim
Evidence · 2
AI became a generational change in November 2025, primarily because coding harnesses such as Claude Code turned from shell scripts into serious infrastructure.Charity Majors · The Pragmatic Engineer · conf 66%Among OpenAI's active internal Codex users, median combined output-token usage grew sharply across departments over six months: Research rose 56x, Customer Support 32x, Engineering 27x, and Legal 13x by June 2026 versus November 2025.OpenAI Economic Research · Latent Space · conf 65%