#harness-optimization

AI Tools

LangChain's Better Harness: Hill-Climbing AI Agents to New Heights with Evals

LangChain just cracked the code on making AI agents smarter—without retraining models. Their Better Harness recipe uses evals to hill-climb performance, turning failures into rocket fuel.

AI Research

AI Agents Don't Just Update Weights—They Evolve in Layers

What if your AI agent could learn without forgetting everything it knew? Turns out, true continual learning happens in three overlooked layers most builders ignore.