Key Info

DeepSeek V4.1 Flash 1017 scores 77.0 on DeepSWE, edging out Opus 5 at 74.0, and is now available in Command Code at roughly 20 cents per task.

Highlights

  • DeepSWE: DeepSeek V4.1 Flash 1017 77.0 vs Opus 5 74.0
  • Cost is about 20 cents per task, roughly 100x cheaper than Opus
  • Opus 5 still leads on HLE and Terminal-Bench
  • The model is live in Command Code under its existing alias
  • Positioned as new Pareto dominance on cost and performance