Agentic CLI customizations now in the usage metrics API
3.20T1 sourceGitHub Changelog
Source record
Published by GitHub Changelog (T1 source). The original is at https://github.blog/changelog/2026-09-17-agentic-cli-customizations-now-in-the-usage-metrics-api.
Pipeline notes
The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.
SummaryGitHub Copilot's CLI usage metrics API now reports on agentic activity, adding fields for skills, custom agents, MCP servers, slash commands, and plugins.
Why it mattersOfficial changelog entry on a metrics API expansion; useful for admins tracking Copilot agentic adoption, though it is an instrumentation update rather than a working technique.

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