Yes
GPT 5.4 did instead a very great reverse engineering work, also it was a lot more sensible to my high level suggestions
antirez on Hacker News
In the thread “ChatGPT Pro now starts at $100/month”, replying to this comment
Helped: GPT 5.4's reverse engineering capability and sensitivity to high-level suggestions.
Got in the way: Opus did not bother using the disassembler despite instructions.
… Opus, even if TOOLS.md had the disassembler and it was asked to use it many times, didn't even bothered much. GPT 5.4 did instead a very great reverse engineering work, also it was a lot more sensible to my high level suggestions, like: work in that way to make more isolated progresses and so forth.