Harness, Scaffold, and the AI Agent Terms Worth Getting Right

This article defines and clarifies key terminology related to AI agents, including the concepts of "harness" and "scaffold," which are important architectural and operational components in building and managing AI agent systems. The glossary aims to establish standardized vocabulary for discussing AI agent development, helping practitioners understand the distinctions between commonly confused terms in the field. The entry serves as a reference guide for developers and researchers working with or studying AI agents on the Hugging Face platform.

Source: Hugging Face | 2026-05-25