Gemini 3.1 Flash-Lite
ECI#80
144Gemini 3.1 Flash-Lite is a closed-weights model from Google DeepMind, released March 3, 2026. It has an ECI score of 144 and ranks 80th of 249 tracked models. At the time of its release, it ranked 29th of 192 tracked models.
Gemini 3.1 Flash-Lite vs select alternatives
| Domain | Benchmark | Gemini 3.1 Flash-Lite | |||
|---|---|---|---|---|---|
ECI scoreBest score 166 | 144 | 144 | 145 | 144 | |
| Ranking | #80 | #82 | #76 | #84 | |
| Games | Chess PuzzlesBest score 72% | ||||
| Long context | ForecastBenchBest score 62.5 | 54.4 | 61.3 | 60.4 | — |
| Mathematics | FrontierMath Tiers 1-3 (v2)Best score 94% | ||||
OTIS Mock AIME 2024-2025Best score 100% | |||||
| Science | Humanity's Last ExamBest score 47% | ||||
SciCodeBest score 62% | |||||
GPQA DiamondBest score 96% | |||||
| Software engineering | Text Arena (Coding)Best score 1797 | 1254 | — | 1226 | 1238 |
WeirdML (v2)Best score 93% |
