AI3 min read
Artificial Intelligence
Kimi K2.7 Code is faster and cheaper. But open-source coding just hit a wall called GPT-5.5.
Moonshot AI's Kimi K2.7 Code makes big gains on long-horizon coding tasks with 30% less token waste. Yet GPT-5.5 and Claude Opus 4.8 still lead on key benchmarks, highlighting the real-world trade-offs of open-source decisions.
2026-07-09