But there's one Google Gemini AI tool that I just revisited after a recent update: Gemini Gems. Google’s new Gemini Gems feature now lets you share your custom AI assistants. Here’s how sharing them works — plus three Gems I built that actually save me timeGemini Gems for customizationIntroduced earlier this year, Gemini Gems let you build custom AI assistants designed for your exact needs. 3 Gemini Gems I made1. For this Gemini Gem, I named my Gem 'Coding Cody' and this one helps troubleshoot, generate ideas and perfect my projects.