Key Takeaways


Claude Code leads SWE-bench Verified (~87.8% with Opus 4.7) and agent autonomy; Cursor leads IDE polish and community size.
Windsurf's direction under Cognition is still settling; Gemini CLI is the only fully open-source terminal agent in the group.
GitHub Copilot passed 4.7M paid subscribers in January 2026, a 75% YoY jump, and...