https://mattiaperetti.it/blog Senior backend engineer writing about backend architecture, application security, and the shift toward agentic AI systems. en-us undefined (Mattia Peretti) undefined (Mattia Peretti) Fri, 17 Jul 2026 00:00:00 GMT https://mattiaperetti.it/blog/composer_2_5_vs_grok_4_5_for_frontend https://mattiaperetti.it/blog/composer_2_5_vs_grok_4_5_for_frontend Composer 2.5 and Grok 4.5 built the same PancakeBot frontend from the same prompt and skills. Composer finished faster, while Grok delivered the more polished first pass. Fri, 17 Jul 2026 00:00:00 GMT undefined (Mattia Peretti) aifrontendcursorcomposergrok