Multi-repo support and other improvements for GitHub Copilot in Slack and Microsoft Teams
3.80T1 sourceGitHub Changelog
Source record
Published by GitHub Changelog (T1 source). The original is at https://github.blog/changelog/2026-10-15-copilot-in-slack-and-teams-adds-model-and-repository-updates.
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 in Slack and Microsoft Teams now supports working across multiple repositories in a single conversation, letting users track pull requests and investigate issues spanning repos without leaving the chat client.
Why it mattersFirst-party changelog note on a useful workflow extension: cross-repo queries for Copilot in chat, directly applicable to daily dev routines.

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