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

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

Unified ELO 1860 ± 31, rank #97 of 1776 rated models, from 28 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
Context Arena MRCR (2-needle)93.8AUC@1M (%)100
Context Arena MRCR (4-needle)68AUC@1M (%)100
Context Arena MRCR (8-needle)49.4AUC@1M (%)100
UGI - Natural Intelligence68.85NatInt Score97.8
ALE-Bench1367.2Performance (Self-Refine x1) (self-reported)96.2
MedCode55.92Score (self-reported)96.2
UGI - Writing63.27Writing Score95.2
Chess Bench LLM1635Lichess Rating91.9
UGI Leaderboard49.47UGI Score89
Vals AI MGSM93.31Accuracy (%)85.8
ATLAS63.13ATLAScore (self-reported)81.8
WeirdML61.6Average Score80.3

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