Key Info

Claude Sonnet 5.5 is now live in Command Code, offering 30% faster runs, 30% lower cost, and outperforming Opus 5.5 on Terminal-Bench 4.0. It is available across GOAT, Pro, Max, and API tiers.

Highlights

  • Runs 30% faster and costs 30% less compared to prior model versions.
  • Beats Opus 5.5 on Terminal-Bench 4.0, strengthening the competitive positioning of Command Code's agent stack.
  • Availability spans GOAT, Pro, Max, and API subscriptions.