Google launched its "ChatGPT killer" - Gemini. The search giant's most advanced AI yet. This new multimodal foundation model understands text, images, video and more. We break down Gemini's three versions - Ultra, Pro and Nano - and how they stack up to rivals like GPT-4 and ChatGPT. Gemini Ultra topped almost every TEXT and MULTIMODAL benchmark out there in testing. We dig into the key stats and capabilities. The Pro model is already powering Google's new Bard search tool. Early reviews suggest