Gemini 2.5 Flash

Google · Gemini Flash line · lightweight

Released April 17, 2025Replaced by Gemini 2.5 Flash-Lite

Gemini 2.5 Flash was released by Google on April 17, 2025, as a lightweight model in the Gemini Flash line.

Release 6 of 14 in the Gemini Flash line.
Came 71 days after Gemini 2.0 Flash-Lite, released Feb 5, 2025.
Replaced by Gemini 2.5 Flash-Lite on June 17, 2025, 61 days later.
These days the line ships a new model about every 63 days.

What changed

A Flash model with thinking that developers can turn on or off and limit with a thinking budget, in preview through the Gemini API, Google AI Studio and Vertex AI.

Sources: Google

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Where the Gemini Flash line stands

Gemini 3.8 Flash is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.