GPT-5.5 low vs medium vs high vs xhigh: 오픈소스 저장소의 실제 작업 26개에서 본 추론 곡선

This experiment demonstrates that as reasoning effort increases, the real value lies in achieving semantic alignment with human intent and maintainability rather than just binary test success. It highlights a critical shift for engineering teams to move beyond generic leaderboards and establish custom internal benchmarks that measure code reviewability and 'footprint risk' in real-world scenarios.