This week in Claude Code, Codex and Gemini CLI (week of September 13, 2026)

Originally published at https://aicoding-guide.com. This week was light on features and heavy on closing permission and security gaps across all three tools. The most consequential release is Claude Code 2.1.268, which fixes two separate cases where deny rules silently failed to apply. If you rely on deny rules to protect parts of your codebase,...