All generative features: gemini-2.5-flash and gemini-2.5-flash-lite models will be deprecated by Dec 23, 2026.

All generative features: gemini-2.5-flash and gemini-2.5-flash-lite models will be deprecated by Dec 23, 2026. Upgrade to newer Gemini models such as gemini-3.1-flash-lite before the deprecation date.