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Claude Sonnet 4 deprecated - GitHub Changelog

… Jun.12 Improvement Copilot code review: New configurations and controls copilot Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no lon…

May 7, 2026 · Allison

github.blog › changelog

Upcoming deprecation of GPT-4.1 - GitHub Changelog

… Jun.12 Improvement Copilot code review: New configurations and controls copilot Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no lon…

May 7, 2026 · Allison

2 sources covering this — show 1 more

• Upcoming deprecation of Grok Code Fast 1 - GitHub Changelog github.blog

github.blog › changelog

Grok Code Fast 1 deprecated - GitHub Changelog

… Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no longer need a personal access token copilot Jun.10 Release Copilot Chat now sees yo…

May 15, 2026 · Allison

github.blog › changelog

GPT-5.2 and GPT-5.2-Codex deprecated - GitHub Changelog

… Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no longer need a personal access token copilot Jun.10 Release Copilot Chat now sees yo…

Jun 5, 2026 · Allison

2 sources covering this — show 1 more

• GPT-4.1 deprecated - GitHub Changelog github.blog

github.blog › changelog

Upcoming deprecation of Claude Sonnet 4 in GitHub Copilot - GitHub Changelog

… Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no longer need a personal access token copilot Jun.10 Release Copilot Chat now sees yo…

Mar 31, 2026 · Allison

github.blog › changelog

Upcoming deprecation of GPT-5.2 and GPT-5.2-Codex - GitHub Changelog

… Jun.12 Improvement Copilot code review: New configurations and controls copilot Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no lon…

May 1, 2026 · Allison

github.blog › changelog

GPT-5.1, GPT-5.1 Codex, GPT-5.1-Codex-Max, and GPT-5.1-Codex-Mini deprecated - GitHub Changelog

… Jun.12 Improvement Copilot code review: New configurations and controls copilot Jun.11 Release Copilot CLI: Configure everything from one place with /settings client apps copilot Jun.11 Release GitHub Agentic Workflows is now in public preview actions copilot Jun.11 Release Agentic workflows no lon…

Apr 3, 2026 · Allison

github.blog › ai-and-ml › generative-ai

Under the hood: Security architecture of GitHub Agentic Workflows

… By default, GitHub Agentic Workflows run in a strict security mode with this threat model in mind, and their design is guided by four security principles: defense in depth, don’t trust agents with secrets, stage and vet all writes, and log everything. …

Mar 9, 2026 · Landon Cox, Jiaxiao Zhou