Gemini 3 Flash (Preview) (Medium) — benchmark results

Gemini 3 Flash (Preview) evaluated at the medium reasoning-effort setting. Provider: Google. Released 2025-12-01. Access: API.

Unified ELO 1868 ± 50, rank #90 of 1776 rated models, from 11 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
UGI - Natural Intelligence72.42NatInt Score98.9
Context Arena MRCR (2-needle)90AUC@1M (%)98.8
UGI - Writing67.71Writing Score97.9
Context Arena MRCR (4-needle)64.5AUC@1M (%)97.6
Chess Bench LLM1647Lichess Rating92.9
Context Arena MRCR (8-needle)45.9AUC@1M (%)90.9
UGI Leaderboard48.3UGI Score87.1
MageBench Season 11622Rating (self-reported)70.6
ARC-AGI-212.78Accuracy (%)60.7
ARC-AGI-157.67Accuracy (%)55.6
UGI - Willingness (W/10)1.8W/10 Score8.8

Interactive version: theaggregate.ai/model?slug=gemini-3-flash-preview-medium · How the rankings work · Data refreshed daily, snapshot 2026-07-22.