Bake In Grok 4.5 and Composer 2.5 Fast

Hi,

I'm wondering if there's anything that can be done to support the newer Grok 4.5 Model or the Cursor Composer 2.5 models that are available in Grok CLI normally. 

<img width="772" height="228" alt="Image" src="https://github.com/user-attachments/assets/55efca21-9f7e-46db-86b7-42d4ac4e9b16" />