Opus 4.5 Challenges

⚡Workflows & Strategies

Friday, January 30, 2026

Users are discussing the difficulties and expectations surrounding Opus 4.5, particularly concerning performance, model drift, and vague requirements.

3 tweets•1 engagements

@prodhi_codeProdhi

I'm trying to figure out whether it's model drift or if my expectations have gone up. But in the initial phase of Opus 4.5, I had designed a lightweight VM that ran Claude code and proxying the request via the host without much effort. Now in the same codebase, CC is struggling

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@raju_datla1

@Leonard21533662 @fidexcode No, not much, other than ensuring archicture and code reviews are done properly. Yeah I run into issues or headaches at times, but found out Requirements itself are so vague that even I am confused forget Claude Opus 4.5

@vibercodingModel Moment

Right now, Opus 4.5 high is still a major hurdle. The next step depends on which model vendor can actually step over this hurdle. The chaos in the upper-tier tools comes precisely from the different ways they “release” Opus 4.5: Claude Code releases it inside Max 100 / Max