Gemini 2.5 Flash (Preview 04-17) (Thinking) — benchmark results

April 17 Gemini 2.5 Flash preview snapshot evaluated with thinking enabled. Provider: Google. Released 2025-04-17. Access: API.

Unified ELO 1675 ± 31, rank #312 of 1776 rated models, from 10 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
LLM Arena RU1159Arena Elo96.7
SpeechMap Compliance75.6% Requests Completed68.8
Vals AI MATH 50091.8Accuracy (%)67
ReliableMath - Prudence0.1Score (%)57.9
Vals AI MedQA91.02Accuracy (%)55.3
Vals AI TaxEval v270.52Accuracy (%)40.6
ReliableMath - Precision50.8Score (%)36.8
Vals AI MMMU71.92Accuracy (%)32.9
Vals AI MortgageTax57.51Accuracy (%)26.7
Vals AI LiveCodeBench46.87Accuracy (%)18.1

Interactive version: theaggregate.ai/model?slug=gemini-2-5-flash-preview-04-17-thinking · How the rankings work · Data refreshed daily, snapshot 2026-07-22.