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by bakies 17 days ago
It definitely doesn't feel like opus. I constantly switch to opus to fix up or finish what grok generates, it feels like sonnet 3!
2 comments

Grok 4.5 is somewhere between between Opus 4.8 and Sonnet 5.

Source : https://artificialanalysis.ai/models/capabilities/coding

I know this is what the leaderboards say, but empirically, I'm also seeing it make silly mistakes that opus and fable never do. So it really feels more like sonnet to me as well.
It's definitely around Opus level. It's definitely a lot smarter when it comes to review or asking if there's gaps or things missing.