GitHub on March 11, 2026 announced a major JetBrains update for Copilot. Custom agents, sub-agents, and plan agent are now generally available, with agent hooks in preview and new governance and reasoning controls added around them.
GitHub on March 5, 2026 said GPT-5.4 is generally available in GitHub Copilot. The rollout spans major IDEs, GitHub CLI, mobile apps, github.com, and the Copilot Coding Agent.
A LocalLLaMA post pointed to a new Hugging Face dataset of human-written code reviews, pairing before-and-after code changes with inline reviewer comments and negative examples across 37 languages.
GitHub used X on March 9, 2026 to resurface its guide to building reliable multi-agent systems. The company argues that most failures come from missing structure, and recommends typed schemas, action schemas, and Model Context Protocol as the core engineering controls.
GitHub said on February 26, 2026 that Claude by Anthropic and OpenAI Codex are now available as coding agents for Copilot Business and Copilot Pro customers. The release brings multi-agent choice into github.com, GitHub Mobile, and VS Code without requiring an extra subscription.
GitHub said on March 5, 2026 that Copilot code review now runs on an agentic tool-calling architecture and is generally available for Copilot Pro, Pro+, Business, and Enterprise. The update is designed to pull wider repository context into reviews so comments are higher-signal and less noisy.
GitHub Copilot CLI is now generally available, bringing Copilot into the terminal for standard subscribers. GitHub paired the release with broader Copilot changes including next edit suggestions, MCP-enabled agent mode, background agents, and a higher-end Pro+ plan.
OpenAI Developers said on March 6, 2026 that Codex Security is now in research preview. The product connects to GitHub repositories, builds a threat model, validates potential issues in isolation, and proposes patches for human review.
GitHub said on March 5, 2026 that GPT-5.4 is now generally available and rolling out in GitHub Copilot. The company claims early testing showed higher success rates plus stronger logical reasoning and task execution on complex, tool-dependent developer workflows.
AI coding automation tool OpenClaw has overtaken React to become the most-starred software project in GitHub history, achieving an unprecedented growth rate. Questions about star authenticity have emerged alongside the milestone.
GitHub announced public preview availability of Copilot’s cross-agent memory for Copilot coding agent, Copilot CLI, and Copilot code review. The system is repository-scoped, citation-verified, opt-in, and accompanied by reported improvements in evaluation and A/B test metrics.