Gemini 2.0 Flash is part of Google's Gemini 2.0 family, which Google introduced as its most capable model at launch and positioned for agent-style tasks. This listing points to Google's announcement post about it.
The model is used across Google's Gemini products and developer tools. Many people can try Gemini for free, while heavier developer use may involve paid plans. It suits anyone curious about Google's model line-up.