Practical notes for people building agents.
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Showing 1–7 of 31 posts · page 1 of 5
GitHub Copilot Is Retiring Three AI Models on November 16, 2026: Migration Guide for Developers
GitHub Copilot retires Claude Opus 4.8, Claude Opus 5, and GPT-5.6 Terra on November 16, 2026. Here are the suggested replacements, who keeps access, and a six-step checklist to migrate before the deadline.
6 min · by the editors→
AI Coding Agent Security in 2026: Sandboxing, Push Protection and Workflow Lockfiles
Sandboxing is one layer, not a guarantee. What GitHub's new Anthropic key push protection, workflow lockfiles and Copilot sandbox defaults cover, what Plugin4Shell teaches about pinning and a checklist to secure your AI coding agent.
· 9 min · by the editors
Gemini 4 Argon for AI Agents: Context Caching, the 1M-Token Window, and Long-Context Workflows
What Gemini 4 Argon's 1M-token window, implicit context caching, and introductory API pricing mean for agent builders, and how to keep long-context workflows fast and affordable.
· 7 min · by the editors
Anthropic's 2026 Usage Policy Takes Effect November 12: What Agent Builders Should Check
Anthropic's updated Usage Policy takes effect on November 12, 2026. Here are the four changes that matter most for Claude-powered agents, and a checklist to review your app before the deadline.
· 6 min · by the editors
GitHub Copilot's Local Sandbox: What It Blocks and What Developers Should Check
Learn how GitHub Copilot's local sandbox restricts filesystem, network, and credential access for agent-run commands, and how to test those limits yourself before you trust them.
· 9 min · by the editors
Career-Ops Tutorial: Run the Free AI Job Search Agent with Claude Code or ChatGPT Codex
Install career-ops, connect it to Claude Code, Codex, or a free AI tool, and score jobs, tailor your CV, and track applications, with a clear guide to free and paid plans.
· 11 min · by the editors
Anthropic Academy Courses: How to Enroll and Which Free Claude Course Fits You
Learn how to start a free Anthropic Academy course, save your progress, earn a completion badge, and pick the right Claude course for students, job seekers, developers, and managers.
· 9 min · by the editorsBuild useful AI. Share measurable progress.
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