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Dev Tools · 3h ago

Grok 4.5, GPT-5.5, and Claude Face Off in App-Building Test

By Meridian48 News Desk · Summarised from Hacker News ·

A developer pitted Grok 4.5, GPT-5.5, and Claude against each other to build the same apps. The results highlight differences in code quality, speed, and adherence to instructions. No single model dominated across all tasks.

Meridian48 take
The comparison is anecdotal but reflects real-world developer experience, where model choice depends on specific use cases rather than benchmark scores.
Read the full reporting
We made Grok 4.5, GPT-5.5, and Claude build the same apps →
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