Agent skills are portable sets of instructions, scripts, and resources that teach AI agents how to perform specific tasks. They follow the open Agent Skills specification, and work across multiple agent hosts including GitHub Copilot, Claude Code, Cursor, Codex, and Gemini CLI among others. With the new gh skill command, you can now install agent skills in a single command, right from the GitHub CLI.
Manage agent skills with GitHub CLI - GitHub Changelog… How it works From the Dependabot alert detail page, select Assign to Agent and then select your desired coding agent, including Copilot, Claude and Codex. The assigned agent will: Analyze the alert, including the advisory details and your repository’s dependency usage. …
… Validate all skills gh skill publish Auto-fix metadata issues gh skill publish --fix Keep skills up to date gh skill update scans all known agent host directories, reads provenance metadata from each installed skill, and checks for upstream changes: Check for updates interactively gh skill update U… …
… Although agents like Claude, Codex, and Copilot must communicate with an LLM over an authenticated channel, we avoid exposing those tokens directly to the agent’s container. Instead, we place LLM auth tokens in an isolated API proxy and configure agents to route model traffic through that proxy. …
… GitHub Copilot: The agent awakens Introducing agent mode for GitHub Copilot in VS Code, announcing the general availability of Copilot Edits, and providing a first look at our SWE agent. …
… The first challenge we faced was that each agent framework Claude CLI, Copilot CLI, Codex CLI emitted logs in a different format, and usage data could be incomplete for historical runs. …
… Be aware that if you don’t specify which model to use, agents will use the current default model. .github/agents/technical-writer.md --- name: technical-writer description: Documentation specialist model: claude-sonnet-4 tools: "bash", "create", "edit", "view" --- You write clear, concise technical… …