Companies are moving from experimenting with frontier models to building specialized AI agents tailored to their workflows. The NVIDIA Agent Toolkit provides open, modular building blocks—models, tools, skills, and a secure runtime—to create customizable and trustworthy digital coworkers.

CUGA is IBM's open-source agent harness that handles the plumbing of building agentic apps, leaving developers to write only a tool list and a prompt. This article walks through one example — an IBM Cloud advisor app — and explains how CUGA's planning, reflection, and policy system enable robust, production-ready agents.