On April 2 2026 OpenAI scrapped Codex's per-message credit model for per-token billing tied to API consumption. ChatGPT Business dropped to $20, a Codex-only seat appeared, and Copilot's premium-request model is no longer the reference.
Changes from v1 to v2 of Kana Chat, an AI agent built around official CLI wrappers. Covers dual-model router, Heartbeat memory, planner mode, image input, speech transcription, PWA push notifications, and the lessons learned from a month of daily use.
On March 19, 2026, Anthropic took legal action against OpenCode to remove the OAuth integration. On the same day, Python toolchain Astral announced that it was joining OpenAI's Codex team. The formation of AI coding tools was activated in one day.
Five new features for Copilot coding agent — model selection, self-review, security scanning, custom agents, and CLI integration — plus bidirectional Figma-Codex integration via MCP. Also covers Copilot CLI GA and comparison with Claude Code Figma integration.
Design and implementation of Kana Chat, a personal AI agent system that wraps official CLIs. Covers the tmux bridge, context isolation, and tool approval gate that make it safe to run in your own environment.
Generalized the scripts from the practice and optimization articles into a reusable framework and published it on GitHub. A walkthrough of how to use it and the design philosophy.
Technical prep for automating an implement → review → fix loop with Claude Code and OpenAI Codex via tmux. Can it build something overnight unattended?
