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Gemini 2.5 Flash Lite Preview 09-2025

Gemini 2.5 Flash-Lite Preview (Sep '25) is an AI model from Google (Alphabet Inc.).

Publisher
Google (Alphabet Inc.)
Family
Gemini
Context
1.0M
Input
Output
Released
25 Sep 2025

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Notes

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Attribution

Benchmark scores
AAprime-hubVals AI
Attribution policy →
Context
1.0M
Input
$0.10
/1M tok
Output
$0.40
/1M tok
Blended
$0.17
#274/ 499/1M · 3:1
Speed
0
#103/ 498tok/s
Cache read
$0.01
0.10x input
Cache write
$0.08
0.83x input

Price & speed via Artificial Analysis · ranked across tracked models · caching via OpenRouter

Reasoning effortIndexSpeed
Reasoning10.40 t/s
Non-reasoning9.30 t/s

Intelligence Index per reasoning-effort setting, via Artificial Analysis · pricing identical across tiers

Reported on 16 evals across 10 domains - best 80.8% on MMLU-Pro · #82 of 340

Reported eval scores

16
MMLU-Pro80.8
Humanity's Last Exam (HLE)7
LiveCodeBench68.8
IFBench52.6
Terminal-Bench (Hard)12.9
GPQA Diamond70.9
SciCode28.7
AIME 2025: Problems from the American Invitational Mathematics Examination68.7
τ²-bench (Tau²-bench)30.7
Vf Binary Liar18.4
CorpFin v256.3
TaxEval v266.2
MortgageTax55.8
MedScribe75.8
MedCode27.1
SAGE28