Gemini 3.1 Flash: benchmark results

Google's Gemini 3.1 Flash, the fast mid-tier of the Gemini 3.1 generation (March 2026). Provider: Google. Released 2026-03-03. Access: API.

Unified ELO 1648 ± 1, rank #133 of 1392 rated models, from 15 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
HarmVideoBench81.3Macro Avg. (self-reported)90
Can Large Language Models Handle Discourse Par70.1Overall Avg (MS) (self-reported)88.9
Chess Puzzles (Epoch AI)24Accuracy (%)71.2
HOLMES54.31Overall Accuracy (self-reported)70
Open Financial LLM - BloombergGPT80.88Average Score60
Vision2Code3.17Avg. (self-reported)55.6
Beyond Function Calling41.6Overall (self-reported)54.5
BEAR-Bench59.8Overall (%)53.3
TaxBench15.93Mean pass^5 (computed) (self-reported)53.3
CC-OCR V261.36Average (self-reported)50
CheXpercept87.1Stage 1 (End-to-End) (self-reported)46.2
PerfCodeBench45.89CGRE (self-reported)36.8

Interactive version: theaggregate.ai/model?slug=gemini-3-1-flash · How It Works · Data refreshed daily, snapshot 2026-09-05.