DeepSeek V4 Flash 0731

DeepSeek
DeepSeek V4 Flash 0731 launch post cover

Cost/1M tokens

input
$0.0434
cached
$0.035
output
$0.30
Context
1Mtokens
Released
3mo ago
Size
304Bparameters

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Arena leaderboards and other sourced evaluations appear below; missing scores are not zero.

How it ranks

Against its predecessor, similarly priced models and the models ranked around it.

DeepSWE 1.1

Best pass@1 per model · Higher is better

Not evaluated in DeepSWE 1.1

Arena Text

Best Arena rating per model · Higher is better

Not ranked on Arena Text yet

Arena WebDev

Best Arena rating per model · Higher is better

Not ranked on Arena WebDev yet

Arena Search

Best Arena rating per model · Higher is better

Not ranked on Arena Search yet

Agent Arena

Best IPS score per model · Higher is better

Not ranked on Agent Arena yet

ARC-AGI-2

Best score per model · Higher is better

#31 of 85

  1. 65.1%
    Grok 4.20Nearby rank
  2. 64.6%
    Claude Opus 4.6Nearby rank
  3. 61.4%
    DeepSeek V4 Flash 0731
  4. 61.4%
    Grok 4.7Nearby rank
  5. 61.3%
    Claude Haiku 5.5Similar price
  6. 2.6%
    GPT-5 NanoSimilar price
  7. 0.0%
    Llama 4 ScoutSimilar price
  8. 0.0%
    GPT-4.1 NanoSimilar price

Ahead of 4 of 4 similarly priced models

FrontierMath-Tier-4-v2-Private

Best score per model · Higher is better

#45 of 72

  1. 56.1%
    GPT-6 LunaSimilar price
  2. 46.3%
    Claude Haiku 5.5Similar price
  3. 26.8%
    Mistral Large 4Nearby rank
  4. 25.6%
    Kimi K2.6Nearby rank
  5. 24.4%
    DeepSeek V4 Flash 0731
  6. 24.4%
    Grok 4.5Nearby rank
  7. 22.0%
    Gemini 3.6 FlashNearby rank
  8. 2.4%
    GPT-5 NanoSimilar price

Ahead of 1 of 3 similarly priced models

FrontierMath-Tiers-1-3-v2-Private

Best score per model · Higher is better

#45 of 87

  1. 78.9%
    GPT-6 LunaSimilar price
  2. 75.1%
    Claude Haiku 5.5Similar price
  3. 58.9%
    Gemini 3.6 FlashNearby rank
  4. 58.6%
    Mistral Large 4Nearby rank
  5. 57.5%
    DeepSeek V4 Flash 0731
  6. 57.2%
    Kimi K2.6Nearby rank
  7. 57.2%
    Grok 4.5Nearby rank
  8. 20.0%
    GPT-5 NanoSimilar price
  9. 18.2%
    Qwen3.5-FlashSimilar price

Ahead of 2 of 4 similarly priced models

GPQA diamond

Best score per model · Higher is better

#31 of 161

  1. 91.4%
    GPT-5.2Nearby rank
  2. 91.0%
    Claude Opus 4.8Nearby rank
  3. 91.0%
    DeepSeek V4 Flash 0731
  4. 90.9%
  5. 90.9%
    MiniMax M3Nearby rank
  6. 82.3%
    Qwen3.5-FlashSimilar price
  7. 73.2%
    Gemma 4 26B A4BSimilar price
  8. 69.4%
    GPT-5 NanoSimilar price
  9. 56.1%
    Phi 4Similar price

Ahead of 4 of 4 similarly priced models

OTIS Mock AIME 2024-2025

Best score per model · Higher is better

#43 of 158

  1. 94.7%
    Claude Sonnet 5Nearby rank
  2. 94.4%
    Claude Opus 4.6Nearby rank
  3. 94.4%
    DeepSeek V4 Flash 0731
  4. 94.2%
    Gemini 3.6 FlashNearby rank
  5. 93.9%
    GLM 5.3 FlashNearby rank
  6. 84.4%
    Qwen3.5-FlashSimilar price
  7. 82.2%
    Gemma 4 26B A4BSimilar price
  8. 81.1%
    GPT-5 NanoSimilar price
  9. 13.8%
    Phi 4Similar price

Ahead of 4 of 4 similarly priced models

SimpleQA Verified

Best score per model · Higher is better

#62 of 87

  1. 34.0%
    GLM 5.1Nearby rank
  2. 33.7%
    Claude Sonnet 5Nearby rank
  3. 33.6%
    DeepSeek V4 Flash 0731
  4. 33.2%
    Grok 4.3Nearby rank
  5. 32.2%
    GLM 4.7Nearby rank
  6. 23.8%
    Claude Haiku 5.5Similar price
  7. 20.3%
    Qwen3.5-FlashSimilar price
  8. 11.7%
    GPT-5 NanoSimilar price
  9. 6.0%
    GPT-4.1 NanoSimilar price

Ahead of 4 of 4 similarly priced models

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

Reasoning effort

ARC-AGI-2

Score by reasoning effort · Higher is better

All published scores

Benchmark compilation: Epoch AI, Capabilities & benchmarking (CC BY attribution). Scores are converted to percentages and model names matched to the Vertical Tabs catalog. Individual evaluations are credited to their original sources. External results may carry separate licences and evaluation configurations; do not interpret scores from different harnesses as directly comparable.

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