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What changed in the GitHub API

BreakWatch diffs the GitHub changelog every day and classifies each change as breaking, additive, or docs-only. 12 breaking changes have been detected so far.

  • additiveGitHub

    Dependabot now supports npm 12, pnpm 11 and 12, and Bun 1.4

     Bulk migrate branch protections to rulesets for a repository 
     Updates to GitHub secret scanning 
     Dependabot alerts REST API now includes dependency versions 
     GitHub package firewall in public preview 
     Dependabot now supports npm 12, pnpm 11 and 12, and Bun 1.4 
    GitHub changelog ↗
  • breakingGitHub

    GitHub Copilot models deprecated on October 19, 2026

     Copilot model policy API for enterprise, orgs, and teams 
     GitHub Copilot models deprecated on October 19, 2026 
     Some Git over HTTPS may temporarily require authentication 
     CodeQL changes for macOS 27, Xcode 27, and Swift 6.4 
    GitHub changelog ↗
  • docGitHub

    Multi-repository support and other improvements for GitHub in Slack and Teams

     Open source license compliance generally available 
     Xcode 27 runner image generally available 
     Multi-repository support and other improvements for GitHub in Slack and Teams 
    GitHub changelog ↗
  • breakingGitHub

    Upcoming deprecation of selected GitHub Copilot models in mid-November

     Multi-repo support and other improvements for GitHub Copilot in Slack and Microsoft Teams 
     Download GitHub Code Quality license usage as a CSV 
     Upcoming deprecation of selected GitHub Copilot models in mid-November 
     AI Scan for pull requests generally available 
     Agentic autofix for code scanning alerts general availability 
     Email notifications for repository push events have been retired 
    GitHub changelog ↗
  • docGitHub

    GitHub Actions workflow lockfiles in public preview

     HydraFusion updates and new Max option 
     GitHub Actions workflow lockfiles in public preview 
    GitHub changelog ↗
  • additiveGitHub

    Search and filter for budgets now available

     GitHub App improvements for least privilege and management 
     Gemini 4 Argon in GitHub Copilot 
     Audit GitHub Code Quality finding dismissals and reopenings 
     Secret scanning blocks Anthropic keys by default, adds Salesforce 
     Enterprise managed settings enforcement updates 
     Improved detection for withdrawn Dependabot alerts 
     Search and filter for budgets now available 
     Code scanning AI Scan metrics in security overview 
    GitHub changelog ↗
  • docGitHub

    Push attribution for commits in limited public preview

     Client telemetry user attribution and configurable capture 
     Push attribution for commits in limited public preview 
     Anonymous organization-level registries for Dependabot 
    GitHub changelog ↗
  • docGitHub

    New controls and chat improvements in Copilot for JetBrains

     New controls and chat improvements in Copilot for JetBrains 
    GitHub changelog ↗
  • docGitHub

    Copilot code review: New organization billing options and controls

     GitHub Copilot weekly releases — October 5 
     CodeQL 2.27.2 improves C++, Go, Rust, and JavaScript analysis 
     Copilot code review: New organization billing options and controls 
    GitHub changelog ↗
  • docGitHub

    Triage role users or higher can now archive pull requests

     Triage role users or higher can now archive pull requests 
     Screen readers can navigate timelines as lists 
     Draft pull requests count toward pull request limits 
    GitHub changelog ↗
  • docGitHub

    Local sandboxing for GitHub Copilot now generally available

     Claude Haiku 5.5 in GitHub Copilot 
     Purpose-built model for leaked secret detection 
     Local sandboxing for GitHub Copilot now generally available 
     Discover local models in GitHub Copilot CLI 
     GitHub Copilot weekly releases — September 28 
    GitHub changelog ↗
  • docGitHub

    Update your IDE to restore agent activity in Copilot usage metrics

     Update your IDE to restore agent activity in Copilot usage metrics 
    enterprise management tools
     Stacked pull requests generally available 
     Code scanning AI Scan enablement status in security overview 
    GitHub changelog ↗
  • additiveGitHub

    npm staged publishing now supports creating new packages

     Secret scanning adds detectors for Lovable, Supabase, and more 
     Unvalidated npm trusted publishing configurations now expire 
     npm staged publishing now supports creating new packages 
    GitHub changelog ↗
  • breakingGitHub

    Selected models in GitHub Copilot deprecated

     Stateless GitHub App installation tokens rolled out 
     Copilot code review: API support and new default effort level 
     Selected models in GitHub Copilot deprecated 
     New fields for SecurityAdvisory GraphQL API 
     Confidential comments on repository security advisories 
     Repository security advisory comments API in public preview 
    GitHub changelog ↗
  • breakingGitHub

    Code coverage uploads no longer fail CI for new branches

     Rate limits for private vulnerability reports 
     Structured forms for private vulnerability reports 
     GitHub Copilot can now interact with desktop apps with computer use 
     GitHub Actions: macOS 14 runner image retirement 
     GitHub Copilot in VS Code, September 2026 releases 
     Accessibility statements highlighted on repository overview 
     Actions retention now covers checks, runs, and statuses 
     Scheduled code scanning skips inactive repositories 
     Code coverage uploads no longer fail CI for new branches 
     Dynamic workflows in Copilot CLI and the Copilot app 
     New dashboard experience now the default 
     GitHub async merge API generally available 
     Actions Runner Controller release 0.15.0 
    GitHub changelog ↗
  • docGitHub

    HydraFusion in VS Code and the GitHub Copilot app

     Opt-in dist-tag permissions for npm trusted publishing 
     GitHub Advanced Security trials for GitHub Team 
     HydraFusion in VS Code and the GitHub Copilot app 
     X25519-only TLS ends for GHE.com on October 7 
    GitHub changelog ↗
  • docGitHub

    Bring business context with external custom properties

     Repository custom runner settings for Dependabot 
     Bring business context with external custom properties 
     GPT-6.1 Sol in GitHub Copilot 
    GitHub changelog ↗
  • docGitHub

    Self-hosted runner version enforcement date has moved

     Self-hosted runner version enforcement date has moved 
     Claude Sonnet 5.5 in GitHub Copilot 
    GitHub changelog ↗
  • breakingGitHub

    Expired GitHub Actions artifacts no longer shown in UI and API

     Enterprise managed settings in-product validator 
     Usage metrics API adds pull request review stages 
     Private saved views for repository issues and “Relates to” issue relationship is generally available 
     Changes to query results in the GitHub Actions API and UI 
     Agentic autofix now uses Copilot Memory 
     GitHub Copilot weekly releases — September 21 
     Updates to GitHub Copilot for Slack and Microsoft Teams 
     CodeQL 2.27.1 adds C and C++ query and Kotlin 2.4.20 support 
     Default Enablement of Copilot features for Copilot Business and Enterprise 
     Require proof of presence for high-impact actions 
     Expired GitHub Actions artifacts no longer shown in UI and API 
    GitHub changelog ↗
  • breakingGitHub

    Node 20 is no longer available in GitHub Actions

     More ways to request and configure Copilot code reviews 
     Node 20 is no longer available in GitHub Actions 
     Local sandboxing in the GitHub Copilot app 
    GitHub changelog ↗
  • breakingGitHub

    New features and improvements in Copilot for JetBrains

     OpenTelemetry in the GitHub Copilot app 
     New features and improvements in Copilot for JetBrains 
     Faster C++ code intelligence with whole codebase indexing 
     Claude Opus 5.5 is now available in GitHub Copilot 
     OpenAI’s GPT-6 Sol and GPT-6 Luna now available 
     Security improvements for SSH 
     Deprecation notice: All-platform CodeQL bundle 
    GitHub changelog ↗
  • additiveGitHub

    Grok 4.7 is now available in GitHub Copilot

     Refreshed repository pull requests page generally available 
     GitHub Enterprise adds credential inventory exports 
     Grok 4.7 is now available in GitHub Copilot 
    GitHub changelog ↗
  • breakingGitHub

    Upcoming deprecation of selected GitHub Copilot models in mid-October

     Copilot code review: An improved review experience 
     Manage the code coverage ruleset condition with the REST API 
     GitHub Copilot weekly releases — September 14 
     Upcoming deprecation of selected GitHub Copilot models in mid-October 
     Stage-only npm tokens for safer automation 
    GitHub changelog ↗
  • docGitHub

    Agentic CLI customizations now in the usage metrics API

     Copilot impact dashboard now shows feature engagement 
     Agentic CLI customizations now in the usage metrics API 
     Ubuntu 26 generally available and latest migration 
     Workflow execution protections in GitHub Actions generally available 
    GitHub changelog ↗
  • breakingGitHub

    Code scanning AI Scan no longer requires CodeQL default setup

     Automate SSO authorization for classic PATs and SSH keys 
     SCIM user responses now include a profileUrl attribute 
     Copilot budget increase requests are generally available 
     Code scanning AI Scan no longer requires CodeQL default setup 
    GitHub changelog ↗
  • breakingGitHub

    SHA-1 in HTTPS on GitHub sunset

     Enforce GitHub Advanced Security configurations 
     GitHub Copilot suggests custom properties definitions 
     SHA-1 in HTTPS on GitHub sunset 
    ecosystem & accessibility
     Profiles now show your highest achievement badge tier 
    GitHub changelog ↗
  • docGitHub

    Configure cost and quality in Copilot auto model selection

     Configure cost and quality in Copilot auto model selection 
    GitHub changelog ↗
  • docGitHub

    Add VS Code Agents to Copilot usage metrics

     Add VS Code Agents to Copilot usage metrics 
     Auto-resolution and analysis updates in Copilot code review 
     GitHub Copilot weekly releases — September 7 
    GitHub changelog ↗
  • breakingGitHub

    AI Scan for pull request APIs in public preview

     Refreshed repository pull requests page in public preview 
     AI Scan for pull request APIs in public preview 
     Control GitHub Actions cache access with cache-mode 
     MAI-Code-1-Flash deprecated 
     Xcode 27 runner image now runs on macOS 27 
     npm extends recovery-code security holds to all accounts 
    GitHub changelog ↗
  • breakingGitHub

    Upcoming deprecation of selected GitHub Copilot models

     CodeQL 2.27.0 adds support for Linux ARM64 
     Enterprise managed permissions for GitHub Copilot agent operations 
     GitHub Advanced Security expands trial availability 
     Block pull requests with exposed secrets from merging 
     Remediate Code Quality findings with agentic autofix 
     Enterprise-managed sandbox in Copilot for JetBrains 
     GitHub Enterprise Server 3.22 is now generally available 
     New customer portal help.github.com 
     Automatic Dependabot access to GitHub-hosted registries 
     GitHub Copilot weekly releases — August 31 
     GPT-6 Astra is generally available in GitHub Copilot 
     New API endpoint provides privacy-safe star history data 
     Multiple trusted publishing configurations for npm 
     GitHub Actions: Early September 2026 updates 
     Upcoming deprecation of selected GitHub Copilot models 
     GitHub CLI Linux package signing key expires September 5 
     Gemini 3.8 Flash is now available in GitHub Copilot 
     Reopening Copilot Business and Enterprise signups 
     CodeQL 2.26.4 improves GitHub actions security detections 
     Enterprise-managed settings support any default model 
     Content exclusions generally available in Copilot app and CLI 
     Enterprise Live Migrations from GHES to ghe.com ge
    GitHub changelog ↗

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