Gemini 2.5 Flash Lite Preview (09-2025)

API ID gemini-2.5-flash-lite-preview-09-2025

gemini-2.5-flash-lite-preview-09-2025 was a preview Google model, released September 2025.

Status: Retired
Released: September 2025
Shutdown: Mar 31, 2026 at the earliest
Replacement: Gemini 3.1 Flash Litegemini-3.1-flash-lite

It was scheduled to shut down no earlier than March 31, 2026, which has passed. Check the provider's page before relying on it. Recommended replacement: gemini-3.1-flash-lite.

How to migrate to Gemini 3.1 Flash Lite

Benchmarks

Scores as each source published them

Comparing with Gemini 2.0 Flash Lite, the previous model in this line. A score is compared only with the same benchmark from the same source, at the same setting where both have it. Full comparison: prices, limits, features

Arena

Arena	Gemini 2.5 Flash Lite Preview (09-2025)	Gemini 2.0 Flash Lite	Rank	Date	Source
Text By category Math 1362 rank 207 vs not rated Creative writing 1360 rank 168 vs not rated Instruction following 1364 rank 193 vs not rated Hard prompts 1390 rank 195 vs not rated Long prompts 1387 rank 183 vs not rated Multi-turn 1373 rank 190 vs not rated Expert 1387 rank 194 vs not rated	1379 ±3	not rated	188 of 415 47,446 votes	Oct 13, 2026	source
Text: Coding	1397 ±6	not rated	214 of 410 9,864 votes	Oct 13, 2026	source
Vision	1175 ±10	not rated	106 of 165 4,870 votes	Oct 9, 2026	source

Rated as gemini-2.5-flash-lite-preview-09-2025-no-thinking. Ratings come from people voting between two anonymous answers; Text and Vision are style-controlled, as on arena.ai. Data: Arena (arena.ai), CC BY 4.0.

Price history

USD per 1M tokens, standard tier

No price history yet.

Prices

USD per 1M tokens, every type and band, by tier

No published prices.

Changelog

Changes we detected on Google's pages

No changes recorded yet.

Last checked Oct 15, 2026, 8:15 am ET · Sources: Google deprecations, Google pricing, Google models, Google aliases, Google api models