User says Grok 4.5 has become their default model for planning and tasks
elonmusk · x · 2026-07-21
Elon Musk retweets a user saying Grok 4.5 is now their default model for planning and tasks almost all the time.
The post says sticking to one model reduces context switching and speeds up task execution, and it quotes a Cursor-related example showing that agent costs can vary 15x depending on the model mix used.
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