Gemini 2.5 Flash-Lite Preview September 2025 Checkpoint is a lightweight, high-throughput model from the Gemini 2.5 family, focused on ultra-low latency and cost efficiency. It delivers even faster token generation, concise output, and improved performance on standard benchmarks compared to earlier Flash-Lite models, making it ideal for large-scale, real-time applications.
Retired on Aug 22, 2026: requests to this model ID now return an error. These models are live and work with the same API key.
Gemini 2.5 Flash-Lite Preview September 2025 Checkpoint is a lightweight, high-throughput model from the Gemini 2.5 family, focused on ultra-low latency and cost efficiency.
No. Gemini 2.5 Flash Lite Preview 09-2025 was retired on NagaAI on Aug 22, 2026, and requests to it now return an error. Live models you can use instead with the same API key: Gemini 4 Argon, Nano Banana 2.1 and Gemini 3.8 Flash.
It takes text, images, files and audio as input and returns text.