I tested Opus 4.5 to see if it's really 'the best in the world' at coding - and things got weird fast

Here's what happened when I pushed Anthropic's new model through some simple development tasks.

Nov 25, 2025 2

I tested Opus 4.5 to see if it's really 'the best in the world' at coding - and things got weird fast
Here's what happened when I pushed Anthropic's new model through some simple development tasks.
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