“And Grok 4.20 coming soon [@satyanadella] With Copilot Studio, we are focused on adding more choice and flexibility for anyone building custom agents. Great to add Grok 4.1 Fast to our multi-model lineup. https://www.microsoft.com/en-us/microsoft-copilot/blog/copilot-studio/more-choice-more-flexibility-xai-grok-4-1-fast-now-available-in-microsoft-copilot-studio/”