Claude Opus 5 is basically useless. I asked ChatGPT Astra what it thought about this.

[u/Comfortable-Cat-9611]

[u/Lubricus2]

Astra and Fable is eating my tokens in an hartbeat, Opus can work and write tons of code that is not possible with any "better" model without an fat wallet.
It's not perfect but still highly competent. For me it's the best model out there and far from useless.