I Tried New GPT-5.4 vs GPT-5.3-Codex: Is It Better?

Description

I've compared two models on roughly the same prompts in Codex CLI/App and in regular/fast modes. More of my AI Coding experiments on my website: https://aicodingdaily.com?mtm_campaign=youtube-channel-default-link Or, if you prefer Substack: https://aicodingdaily.substack.com/