Google’s Gemini family has expanded quickly since its debut in late 2023. The original lineup included Gemini Nano, the on-device model designed for phones like the Pixel 8 Pro, and Gemini Pro, the primary cloud model used in Search and the Gemini app.

Around the same time, Google introduced Gemini Advanced, the subscription plan that grants access to Google’s most capable model, often referred to as its “Ultra” class.

In early 2024, Google released the Gemini 1.5 series, headlined by Gemini 1.5 Pro, which offered a huge leap in capability with a context window of up to 1 million tokens in preview, plus stronger reasoning and multimodal understanding. Google also launched Gemini 1.5 Flash, optimized for speed and efficiency.

By late 2024 and into 2025, the Gemini series continued expand

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