1. Copilot agent session streaming enters public preview for enterprise auditability - GitHub announced public preview access to Copilot agent session data across clients, with streaming and REST API options for prompts, responses, and tool-call records.
2. GitHub cost centers now support AI credit pools for Copilot chargeback boundaries - GitHub added AI credit pools for Copilot cost centers, letting enterprises cap how much included monthly AI credit a cost center can consume before metered overage rules apply.
3. Copilot CLI can now use GITHUB_TOKEN in GitHub Actions instead of long-lived PATs - GitHub announced that Copilot CLI can run in GitHub Actions using the built-in GITHUB_TOKEN, removing the need to create and store personal access tokens for automation at scale.
4. GitHub improves Copilot usage metrics coverage for CLI and AI credit attribution - GitHub updated Copilot usage metrics reports to include CLI suggested lines of code, identify more IDE users, and more completely attribute AI credit consumption.
5. Gemini 2.5 Pro and Gemini 3 Flash will be deprecated in GitHub Copilot on July 31 - GitHub announced that Gemini 2.5 Pro and Gemini 3 Flash will be deprecated across Copilot experiences on July 31, 2026, with suggested replacement models listed.