A new survey of 500 engineering leaders reveals that AI code assistants now generate approximately 60% of production code at major tech companies, fundamentally changing the role of software developers.
Survey Findings
- 60% of new code written by AI assistants
- Developer productivity up 55% on average
- Code review time down 40%
- Bug rate unchanged (AI introduces different types of bugs)
Top AI Coding Tools
GitHub Copilot leads with 45% market share, followed by Cursor (25%), Claude Code (15%), and Amazon CodeWhisperer (10%). The average developer now uses AI assistance for 4+ hours daily.
Despite fears of developer replacement, hiring has actually increased as companies use productivity gains to build more features faster.
