Copilot

As we progress through mid-2026, AI-assisted development continues to evolve rapidly, with major updates from GitHub Copilot and OpenAI. Developers now have more streamlined tools, greater transparency, and massive new opportunities driven by global growth in AI adoption. Let’s explore the top stories shaping this dynamic landscape. Copilot’s Transition: Deprecations and New Frontiers GitHub announced the deprecation of Gemini 2.5 Pro and Gemini 3 Flash, effective July 31, 2026 source. These tools have powered various Copilot features like chat and inline editing but are being phased out in favor of newer models. For developers, this means preparing to transition to upcoming models like Kimi K2.7, which is now generally available in GitHub Copilot source. This change may affect existing workflows, but also signals that GitHub is streamlining its AI offerings, emphasizing better performance and ecosystem integration. ...

As AI continues to evolve rapidly, developers and security teams are seeing major shifts in tools and models that shape their workflows. This week marks significant deprecations, innovative integrations, and advanced security features that will influence how we build, review, and protect software in 2026. Here’s what you need to know to stay current and adapt effectively. The Great Model Retirement: GPT-4.1 and Claude Sonnet 4 Phased Out OpenAI and Anthropic have announced the deprecation of GTP-4.1, set for June 1, 2026, affecting all GitHub Copilot interactions—including chat, inline editing, and code completions (GitHub Blog). Similarly, Claude Sonnet 4 was deprecated earlier in May, on the 6th, signaling a shift away from some once-prominent models. These moves reflect a broader transition toward newer, more secure, and efficient AI models. ...