Gemini 3.1 Pro Preview

Google DeepMind
Gemini 3.1 Pro Preview launch post cover

Cost/1M tokens

input
$2.00
cached
$0.20
output
$12.00
cache write
$0.375
Context
1Mtokens
Released
8mo ago

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

#28 of 28

  1. 74.1%
  2. 73.8%
  3. 73.6%
  4. 72.7%
  5. 69.9%
  6. 69.6%
  7. 69.0%
  8. 68.5%
  9. 67.5%
  10. 67.2%
  11. 11.7%
    Gemini 3.1 Pro Preview

Arena Text

Best Arena rating per model · Higher is better

Arena #20

  1. 1489
    Gemini 3.7 FlashNearby rank
  2. 1487
    Kimi K3Similar price
  3. 1487
    Gemini 3.1 Pro Preview
  4. 1486
  5. 1485
    GPT-5.6 SolNearby rank
  6. 1472
    Claude Sonnet 5.5Similar price
  7. 1468
    GPT-5.6 TerraSimilar price
  8. 1354
    Command ASimilar price

Level with Gemini 3 Pro Preview (predecessor, overlapping 95% CIs) · Ahead of 3 of 4 similarly priced models

Arena WebDev

Best Arena rating per model · Higher is better

Arena #84

  1. 1773
    Claude Sonnet 5.5Similar price
  2. 1676
    Qwen3.8 Max (0902)Similar price
  3. 1658
    Kimi K3Similar price
  4. 1520
    GPT-5.6 TerraSimilar price
  5. 1461
    Qwen3.6 PlusNearby rank
  6. 1448
  7. 1446
    Gemini 3.1 Pro Preview
  8. 1441
  9. 1438
    MiMo-V2.5Nearby rank

Level with Gemini 3 Pro Preview (predecessor, overlapping 95% CIs) · Ahead of 0 of 4 similarly priced models

Arena Vision

Best Arena rating per model · Higher is better

Arena #27

  1. 1289
  2. 1281
    Gemini 3.5 FlashNearby rank
  3. 1280
    Grok 4.5Similar price
  4. 1280
    Gemini 3.1 Pro Preview
  5. 1280
    Gemini 3.6 FlashNearby rank
  6. 1279
    Muse Spark 1.1Nearby rank
  7. 1266
    GPT-5.6 TerraSimilar price
  8. 1263
    Claude Sonnet 5.5Similar price
  9. 1199
    Mistral Medium 3.5Similar price

Level with Gemini 3 Pro Preview (predecessor, overlapping 95% CIs) · Ahead of 3 of 4 similarly priced models

Arena Search

Best Arena rating per model · Higher is better

Not ranked on Arena Search yet

Arena Document

Best Arena rating per model · Higher is better

Arena #27

  1. 1474
    GPT-5.6 TerraSimilar price
  2. 1469
    Claude Sonnet 5Similar price
  3. 1466
    Grok 4.5Similar price
  4. 1460
    GPT-5.6 LunaNearby rank
  5. 1460
    GPT-5.5 InstantNearby rank
  6. 1459
    Gemini 3.1 Pro Preview
  7. 1459
    Gemini 3.5 FlashNearby rank
  8. 1454
    Gemini 3.6 FlashNearby rank
  9. 1451
  10. 1425
    GPT-5.2Similar price

Level with Gemini 3 Pro Preview (predecessor, overlapping 95% CIs) · Ahead of 1 of 4 similarly priced models

Agent Arena

Best IPS score per model · Higher is better

Arena #41

  1. +0.160
    Claude Sonnet 5.5Similar price
  2. +0.026
    Grok 4.7Similar price
  3. +0.006
    Kimi K3Similar price
  4. -0.018
    GPT-5.6 TerraSimilar price
  5. -0.029
    GLM 5.3 FlashNearby rank
  6. -0.037
    Step 5 PreviewNearby rank
  7. -0.045
    Gemini 3.1 Pro Preview
  8. -0.046
  9. -0.048
    Qwen3.8 27BNearby rank

Ahead of 0 of 4 similarly priced models

ARC-AGI-2

Best score per model · Higher is better

#21 of 85

  1. 83.9%
    GPT-5.6 TerraSimilar price
  2. 83.9%
    Claude Sonnet 5.5Similar price
  3. 81.7%
    Inkling 2 SmallNearby rank
  4. 78.1%
  5. 77.1%
    Gemini 3.1 Pro Preview
  6. 75.8%
    Claude Opus 4.7Nearby rank
  7. 74.0%
    GPT-5.4Nearby rank
  8. 67.1%
    Grok 4.6Similar price
  9. 60.4%
    Kimi K3Similar price
  10. 31.1%

+46.0 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 2 of 4 similarly priced models

FrontierMath-2025-02-28-Private

Best score per model · Higher is better

#10 of 58

  1. 40.7%
    GPT-5.2Similar price
  2. 39.0%
    Kimi K2.6Nearby rank
  3. 37.6%
  4. 36.9%
    Gemini 3.1 Pro Preview
  5. 35.6%
  6. 33.4%
    GLM 5.1Nearby rank
  7. 32.4%
    Claude Sonnet 4.6Similar price
  8. 0.3%
    GPT-4o (2024-08-06)Similar price
  9. 0.3%
    GPT-4o (2024-11-20)Similar price

-0.7 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 3 of 4 similarly priced models

FrontierMath-Tier-4-2025-07-01-Private

Best score per model · Higher is better

#7 of 46

  1. 27.1%
    GPT-5.4Similar price
  2. 18.8%
    GPT-5.2Similar price
  3. 18.8%
  4. 16.7%
    Gemini 3.1 Pro Preview
  5. 14.6%
    GPT-5 ProNearby rank
  6. 14.6%
    Gemini 3.5 FlashNearby rank
  7. 8.3%
    Claude Sonnet 4.6Similar price
  8. 2.1%
    o3Similar price

-2.1 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 2 of 4 similarly priced models

FrontierMath-Tier-4-v2-Private

Best score per model · Higher is better

#38 of 72

  1. 80.5%
    Claude Sonnet 5.5Similar price
  2. 70.7%
    GPT-5.6 TerraSimilar price
  3. 39.0%
    Kimi K3Similar price
  4. 34.1%
    Qwen3.8 Max (0902)Similar price
  5. 26.8%
  6. 26.8%
  7. 26.8%
    Gemini 3.1 Pro Preview
  8. 26.8%
    Gemini 3.5 FlashNearby rank
  9. 26.8%
    Mistral Large 4Nearby rank
  10. 0.0%
    Gemini 2.5 ProEarlier version

+26.8 pts vs Gemini 2.5 Pro (earlier version) · Ahead of 0 of 4 similarly priced models

FrontierMath-Tiers-1-3-v2-Private

Best score per model · Higher is better

#41 of 87

  1. 88.8%
    Claude Sonnet 5.5Similar price
  2. 86.0%
    GPT-5.6 TerraSimilar price
  3. 72.2%
    Kimi K3Similar price
  4. 66.0%
    Grok 4.6Similar price
  5. 64.6%
    Qwen3.7 MaxNearby rank
  6. 62.8%
    Gemini 3.5 FlashNearby rank
  7. 59.6%
    Gemini 3.1 Pro Preview
  8. 59.2%
    GLM 5.2Nearby rank
  9. 58.9%
    Gemini 3.6 FlashNearby rank
  10. 24.6%
    Gemini 2.5 ProEarlier version

+35.1 pts vs Gemini 2.5 Pro (earlier version) · Ahead of 0 of 4 similarly priced models

GPQA diamond

Best score per model · Higher is better

#9 of 161

  1. 95.6%
    Claude Sonnet 5.5Similar price
  2. 94.8%
    Gemini 3.7 FlashNearby rank
  3. 94.6%
    GPT-5.4 ProNearby rank
  4. 94.4%
    Gemini 3.1 Pro Preview
  5. 94.3%
    GPT-6 SolNearby rank
  6. 94.3%
    GPT-6.1 TerraNearby rank
  7. 94.0%
    Grok 4.6Similar price
  8. 93.3%
    GPT-5.6 TerraSimilar price
  9. 93.1%
    Kimi K3Similar price
  10. 92.6%

+1.8 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 3 of 4 similarly priced models

Humanity's Last Exam

Best score per model · Higher is better

#3 of 34

  1. 54.8%
    GPT-6 AstraNearby rank
  2. 46.5%
    Claude Fable 5.1Nearby rank
  3. 46.4%
    Gemini 3.1 Pro Preview
  4. 46.1%
    Claude Sonnet 5.5Similar price
  5. 44.5%
    Gemini 3.8 FlashNearby rank
  6. 37.5%
  7. 36.2%
    GPT-5.4Similar price
  8. 27.8%
    GPT-5.2Similar price
  9. 2.7%
    GPT-4o (2024-11-20)Similar price

+8.9 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 4 of 4 similarly priced models

OTIS Mock AIME 2024-2025

Best score per model · Higher is better

#37 of 158

  1. 100.0%
    Claude Sonnet 5.5Similar price
  2. 100.0%
    Qwen3.8 Max (0902)Similar price
  3. 99.7%
    GPT-5.6 TerraSimilar price
  4. 97.2%
    Kimi K3Similar price
  5. 96.1%
    Kimi K2.6Nearby rank
  6. 96.1%
    GPT-5.2Nearby rank
  7. 95.6%
    Gemini 3.1 Pro Preview
  8. 95.6%
  9. 95.6%
    Gemini 3.5 FlashNearby rank
  10. 91.4%

+4.2 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 0 of 4 similarly priced models

SimpleQA Verified

Best score per model · Higher is better

#6 of 87

  1. 75.6%
    GPT-6 AstraNearby rank
  2. 73.9%
    GPT-6.1 SolNearby rank
  3. 73.5%
    Gemini 3.1 Pro Preview
  4. 72.2%
    Claude Opus 5.5Nearby rank
  5. 70.8%
    Claude Fable 5.1Nearby rank
  6. 66.8%
    Gemini 3 Flash PreviewEarlier version
  7. 56.0%
    Grok 4.7Similar price
  8. 50.6%
    Kimi K3Similar price
  9. 46.5%
    Claude Sonnet 5.5Similar price
  10. 43.2%
    GPT-5.6 TerraSimilar price

+6.7 pts vs Gemini 3 Flash Preview (earlier version) · Ahead of 4 of 4 similarly priced models

Terminal Bench

Best score per model · Higher is better

#3 of 49

  1. 81.8%
    GPT-5.4Nearby rank
  2. 80.2%
    Claude Opus 4.7Nearby rank
  3. 80.2%
    Gemini 3.1 Pro Preview
  4. 79.8%
    Claude Opus 4.6Nearby rank
  5. 78.4%
    GPT-5.3-CodexSimilar price
  6. 69.4%
  7. 66.5%
    GPT-5.2-CodexSimilar price
  8. 64.9%
    GPT-5.2Similar price
  9. 53.4%
    Claude Sonnet 4.6Similar price

+10.8 pts vs Gemini 3 Pro Preview (predecessor) · Ahead of 4 of 4 similarly priced models

DeepSWE 1.1

Primary coding-agent benchmark · 113 tasks · Data generated 2026-09-22

Official leaderboard
11.7%
pass@1 · highest published configuration
mini-swe-agent · high reasoning
pass@4
28.3%
Average cost / attempt
$2.14
Benchmark runs
4

pass@1 is the success rate across scored attempts; pass@4 is the share of tasks solved in at least one of four attempts. Costs are reported by DeepSWE for each configuration. These results are not directly comparable to evaluations using different harnesses. Official source JSON.

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.

Arena ratings: Arena (lmarena-ai/leaderboard-dataset), licensed CC BY 4.0. Ratings come from pairwise human votes and are only comparable within one leaderboard; the interval is Arena's 95% confidence interval. Model names are matched to the Vertical Tabs catalog.

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