Codex on Mengboy Tech Notes

Claude Code + Codex for Multi-Model Development: Cost, Speed, and Quality (Practical Workflow)

Sun, 15 Feb 2026 10:30:00 +0800

If you still use one model for everything, you usually pay in one of three ways: higher cost, slower delivery, or more rework.

A better setup is role-based collaboration: Claude Code for planning and quality gates, Codex for fast implementation and batch edits.

MCP in Practice: Automated Browser Debugging with DevTools MCP

Tue, 10 Feb 2026 22:10:00 +0800

MCP sounds great in theory, but real-world setup often fails at browser debugging: AI cannot reach Chrome, cannot inspect network requests, and cannot collect performance traces. This guide gives you a copy-paste setup that works on Windows + WSL.

Claude vs Codex vs OpenAI CLI: Which Workflow Actually Improves Dev Productivity

Mon, 09 Feb 2026 23:28:00 +0800

If you use AI as a chatbot only, these tools feel similar. In real engineering workflows, they behave very differently.

My conclusion first: use Codex for repo-native coding changes, Claude for deep reasoning and long-form planning, and OpenAI CLI for standardized automation pipelines.