DataFunTalk

Oct 6, 2026 · Artificial Intelligence

AWS Strands Harness Slashes Agent Costs 77% Without Changing Models

AWS open-sourced Strands Harness, an agent runtime that cuts costs from $248 to $56 and boosts accuracy on Terminal-Bench 2.1 by optimizing context management, prompt caching, and layered memory, proving agent performance hinges on the harness not just the model.