GPT 5.5 and ChatGPT Images 2: Everything You Need to Know in 15 Minutes (4 Real Use Cases)

This post is auto-generated from a public YouTube video for personal study notes. It is not an endorsement. The transcript is machine-derived and may contain errors; refer to the original video for accuracy.

About this video

​ ​ I tested GPT 5.5 head-to-head against Opus 4.7 (and ChatGPT Images 2 against Nano Banana 2) to see which model wins at personal advice, front-end design, vibe coding retro games like Mario and F-Zero, and generating marketing art and infographics.

(0:00) Why I cancelled ChatGPT 6 months ago and what brought me back (1:21) Test 1: Which model gives better personal advice? (2:51) Test 2: Front-end design showdown with a corgi cafe site (4:30) Test 3: Building Super Mario level 1 from a single image (5:52) Test 3: Building F-Zero racer from scratch (one model botched it) (8:06) Test 4: ChatGPT Images 2 vs Nano Banana for my daughter's birthday invite (9:23) Test 4: Cover art and infographics using my design system (12:36) Is OpenAI back?

My honest take on which model wins for what

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