DeepSeek V4 Flash (0731): benchmark results

Provider: DeepSeek. Released 2026-07-31. Access: Open.

Unified ELO 1895 ± 9, rank #67 of 2656 rated models, from 157 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
BenCzechMark - Czech Language Understanding92.42Duel Win Score (%)100
BenCzechMark - Czech Math Reasoning93.51Duel Win Score (%)100
BenCzechMark - NLI79.71Duel Win Score (%)98.7
BenCzechMark81.3Average Score (%)97.4
BenCzechMark - Factual Knowledge77.18Duel Win Score (%)96.1
PM-LLM-Benchmark37.7Score95.8
LiveBench Theory of Mind86.54Score94.7
AI Chess Leaderboard (Reasoning)1527Elo93.7
PLCC - Grammar91Accuracy (%)93.4
BenCzechMark - NER87.66Duel Win Score (%)92.9
BenchmarkList ECI143.13Capability Index (ECI)91.7
AI Chess Leaderboard (Continuation)1341Elo91.4

Interactive version: theaggregate.ai/model?slug=deepseek-v4-flash-0731 · How It Works · Data refreshed daily, snapshot 2026-09-19.