GitHub Copilot weekly releases \u2014 August 31 - GitHub Changelog<\/title>\n<meta name=\"description\" content=\"This week, GitHub Copilot expands model choice while VS Code adds new ways to manage agent sessions and get pull requests merge-ready.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/github.blog\/changelog\/2026-09-04-github-copilot-weekly-releases-august-31\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GitHub Copilot weekly releases \u2014 August 31 \u00b7 GitHub Changelog\" \/>\n<meta property=\"og:description\" content=\"This week, GitHub Copilot expands model choice while VS Code adds new ways to manage agent sessions and get pull requests merge-ready.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/github.blog\/changelog\/2026-09-04-github-copilot-weekly-releases-august-31\/\" \/>\n<meta property=\"og:site_name\" content=\"The GitHub Blog\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-04T21:39:46+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/github.blog\/wp-content\/uploads\/2026\/09\/Changelog_NewRelease_Unfurl_Centered_GitHubCopilotWeeklyReleaseAugust31.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2064\" \/>\n\t<meta property=\"og:image:height\" content=\"848\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n\t<meta name=\"twitter:label2\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data2\" content=\"Allison\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/github.blog\\\/changelog\\\/2026-09-04-github-copilot-weekly-releases-august-31\\\/\",\"url\":\"https:\\\/\\\/github.blog\\\/changelog\\\/2026-09-04-github-copilot-weekly-releases-august-31\\\/\",\"name\":\"GitHub Copilot weekly releases \u2014 August 31 - 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{"id":98700,"date":"2026-09-04T14:05:01","date_gmt":"2026-09-04T21:05:01","guid":{"rendered":"https:\/\/github.blog\/changelog\/2026-09-04-github-copilot-weekly-releases-august-31"},"modified":"2026-09-04T14:39:46","modified_gmt":"2026-09-04T21:39:46","slug":"github-copilot-weekly-releases-august-31","status":"publish","type":[3521],"link":"https:\/\/github.blog\/changelog\/2026-09-04-github-copilot-weekly-releases-august-31","title":{"rendered":"GitHub Copilot weekly releases \u2014 August 31"},"content":{"rendered":"\n

This week, GitHub Copilot expands model choice and content protections, while VS Code adds new ways to manage agent sessions and get pull requests merge-ready.<\/p>\n

GitHub Copilot, general<\/span><\/a><\/h3>\n
\n
Claude Fable 5.1 is available to Copilot Pro+, Max, Business, and Enterprise users.<\/li>\n
Gemini 3.8 Flash is rolling out to Copilot Pro, Pro+, Max, Business, and Enterprise users.<\/li>\n<\/ul>\n
For more information, see our list of all supported models<\/a>.<\/p>\n
GitHub Copilot app and Copilot CLI<\/span><\/a><\/h3>\n
\n
Copilot app and CLI now honor content exclusions, keeping sensitive code out of context across agentic workflows.<\/li>\n<\/ul>\n
GitHub Copilot in JetBrains<\/span><\/a><\/h3>\n
The GitHub Copilot harness is now generally available in Copilot for JetBrains, providing faster feature delivery and better code quality.<\/p>\n
For more information, see our previous changelog about the release<\/a>.<\/p>\n
VS Code 1.136 release updates<\/span><\/a><\/h3>\n
\n
Agent Merge is now in public preview and gets your pull request ready to merge by resolving review feedback, failed checks, and merge conflicts.<\/li>\n
Multi-root workspaces are now experimental and bring Copilot and Claude agent sessions to every folder in your workspace.<\/li>\n
Chat backgrounds are now experimental and let you personalize the Agents window with built-in patterns or your own images.<\/li>\n
Chat sessions organize related chats into a hierarchy and show which ones need your attention.<\/li>\n<\/ul>\n
Explore everything that’s new in the full release notes<\/a>.<\/p>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"
This week, GitHub Copilot expands model choice and content protections, while VS Code adds new ways to manage agent sessions and get pull requests merge-ready. 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GitHub Copilot, general<\/span><\/a><\/h3>\n\nClaude Fable 5.1 is available to Copilot Pro+, Max, Business, and Enterprise users.<\/li>\n

GitHub Copilot in JetBrains<\/span><\/a><\/h3>\nThe GitHub Copilot harness is now generally available in Copilot for JetBrains, providing faster feature delivery and better code quality.<\/p>\nFor more information, see our previous changelog about the release<\/a>.<\/p>\n

GitHub Copilot in JetBrains<\/span><\/a><\/h3>\n
The GitHub Copilot harness is now generally available in Copilot for JetBrains, providing faster feature delivery and better code quality.<\/p>\n
For more information, see our previous changelog about the release<\/a>.<\/p>\n