Gemini 3.5 Flash launch post cover

Cost/1M tokens

input
$1.50
cached
$0.15
output
$9.00
cache write
$0.0833
Context
1Mtokens
Released
5mo 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

#25 of 28

Arena Text

Best Arena rating per model · Higher is better

Arena #31

  1. 1481
    GPT-5.5Nearby rank
  2. 1480
    MiMo-V2.6-ProNearby rank
  3. 1478
    Gemini 3.5 Flash
  4. 1476
    GPT-5.2 ChatNearby rank
  5. 1475
    GPT-5.4Nearby rank
  6. 1472
    Claude Sonnet 5.5Similar price
  7. 1466
    Grok 4.5Similar price
  8. 1455
    GPT-5.1Similar price
  9. 1427
    Mistral Medium 3.5Similar price
  10. 1409
    Gemini 2.5 FlashEarlier version

+69 vs Gemini 2.5 Flash (earlier version) · Ahead of 3 of 4 similarly priced models

Arena WebDev

Best Arena rating per model · Higher is better

Arena #69

  1. 1676
    Qwen3.8 Max (0902)Similar price
  2. 1641
    Grok 4.7Similar price
  3. 1508
    GLM 5.1Nearby rank
  4. 1506
    Hy3Nearby rank
  5. 1500
    Gemini 3.5 Flash
  6. 1493
    Claude Opus 4.5Nearby rank
  7. 1484
    MiniMax M3Nearby rank
  8. 1417
    GPT-5Similar price
  9. 1263
    Mistral Medium 3.5Similar price
  10. 1256

+244 vs Gemini 3.1 Flash Lite Preview (earlier version) · Ahead of 2 of 4 similarly priced models

Arena Vision

Best Arena rating per model · Higher is better

Arena #24

  1. 1283
    GPT-6 AstraNearby rank
  2. 1282
    GPT-5.4Nearby rank
  3. 1281
    Gemini 3.5 Flash
  4. 1280
    Grok 4.5Similar price
  5. 1280
  6. 1263
    Claude Sonnet 5.5Similar price
  7. 1251
    GPT-5.1Similar price
  8. 1215
    Gemini 2.5 FlashEarlier version
  9. 1199
    Mistral Medium 3.5Similar price

+66 vs Gemini 2.5 Flash (earlier version) · 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 #28

  1. 1480
    Muse Spark 1.1Similar price
  2. 1469
    Claude Sonnet 5Similar price
  3. 1466
    Grok 4.5Similar price
  4. 1460
    GPT-5.5 InstantNearby rank
  5. 1459
  6. 1459
    Gemini 3.5 Flash
  7. 1454
    Gemini 3.6 FlashNearby rank
  8. 1452
    Gemma 4 31BNearby rank
  9. 1416
    GPT-5.1Similar price

Ahead of 1 of 4 similarly priced models

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

#25 of 85

  1. 83.9%
    Claude Sonnet 5.5Similar price
  2. 72.9%
  3. 72.1%
    Claude Opus 4.8Nearby rank
  4. 72.1%
    Gemini 3.5 Flash
  5. 67.1%
    Grok 4.6Similar price
  6. 65.8%
    GLM 5.3 FlashNearby rank
  7. 60.4%
    Kimi K3Similar price
  8. 17.6%
    GPT-5.1Similar price
  9. 1.3%

+70.8 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 3 of 4 similarly priced models

FrontierMath-2025-02-28-Private

Best score per model · Higher is better

#7 of 58

  1. 40.7%
    Claude Opus 4.6Nearby rank
  2. 40.7%
    GPT-5.2Nearby rank
  3. 39.0%
    Gemini 3.5 Flash
  4. 39.0%
    Kimi K2.6Nearby rank
  5. 37.6%
  6. 35.6%
  7. 33.4%
    GLM 5.1Similar price
  8. 32.4%
    GPT-5Similar price
  9. 31.0%
    GPT-5.1Similar price
  10. 5.9%
    Claude Haiku 4.5Similar price

+3.3 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 4 of 4 similarly priced models

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

Best score per model · Higher is better

#9 of 46

  1. 16.7%
  2. 14.6%
    GPT-5 ProNearby rank
  3. 14.6%
    Gemini 3.5 Flash
  4. 14.6%
    Kimi K2.6Nearby rank
  5. 12.5%
    GPT-5Similar price
  6. 12.5%
    GPT-5.1Similar price
  7. 12.5%
    GLM 5.1Similar price
  8. 4.2%
  9. 2.1%
    Claude Haiku 4.5Similar price

+10.4 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 4 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. 34.1%
    Qwen3.8 Max (0902)Similar price
  3. 31.7%
    Grok 4.6Similar price
  4. 26.8%
  5. 26.8%
  6. 26.8%
    Gemini 3.5 Flash
  7. 26.8%
    Mistral Large 4Nearby rank
  8. 25.6%
    Kimi K2.6Nearby rank
  9. 22.0%
    GPT-5Similar price
  10. 17.1%

+9.8 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 1 of 4 similarly priced models

FrontierMath-Tiers-1-3-v2-Private

Best score per model · Higher is better

#40 of 87

  1. 88.8%
    Claude Sonnet 5.5Similar price
  2. 66.0%
    Grok 4.6Similar price
  3. 65.6%
    Qwen3.8 Max (0902)Similar price
  4. 64.6%
  5. 64.6%
    Qwen3.7 MaxNearby rank
  6. 62.8%
    Gemini 3.5 Flash
  7. 59.6%
  8. 59.2%
    GLM 5.2Nearby rank
  9. 55.4%
    GPT-5Similar price
  10. 51.2%

+11.6 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 1 of 4 similarly priced models

GPQA diamond

Best score per model · Higher is better

#22 of 161

  1. 94.0%
    Grok 4.6Similar price
  2. 93.2%
  3. 93.1%
    Kimi K3Nearby rank
  4. 92.8%
    Gemini 3.5 Flash
  5. 92.7%
    Grok 4.7Nearby rank
  6. 92.7%
    Qwen3.8 MaxNearby rank
  7. 92.3%
    Qwen3.8 Max (0902)Similar price
  8. 89.4%
  9. 87.6%
    GPT-5.1Similar price
  10. 49.0%
    Mistral Large 2407Similar price

+3.4 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 3 of 4 similarly priced models

OTIS Mock AIME 2024-2025

Best score per model · Higher is better

#38 of 158

  1. 100.0%
    Qwen3.8 Max (0902)Similar price
  2. 99.2%
    Grok 4.6Similar price
  3. 95.6%
  4. 95.6%
  5. 95.6%
    Gemini 3.5 Flash
  6. 95.6%
    Kimi K2.7 CodeNearby rank
  7. 95.6%
    Qwen3.7 MaxNearby rank
  8. 91.4%
    GPT-5Similar price
  9. 8.5%
    Mistral Large 2407Similar price

Level with Gemini 3 Flash Preview (predecessor) · Ahead of 2 of 4 similarly priced models

SimpleQA Verified

Best score per model · Higher is better

#14 of 87

  1. 69.2%
    Gemini 3.7 FlashNearby rank
  2. 66.8%
  3. 66.2%
    Gemini 3.5 Flash
  4. 66.2%
    Gemini 3.6 FlashNearby rank
  5. 63.0%
    GPT-5.5Nearby rank
  6. 56.0%
    Grok 4.7Similar price
  7. 50.1%
    GPT-5Similar price
  8. 47.3%
    Qwen3.8 Max (0902)Similar price
  9. 46.5%
    Claude Sonnet 5.5Similar price

-0.6 pts vs Gemini 3 Flash Preview (predecessor) · Ahead of 4 of 4 similarly priced models

SWE-bench Verified

Best score per model · Higher is better

#2 of 35

  1. 83.5%
    Claude Opus 4.7Nearby rank
  2. 79.3%
    Gemini 3.5 Flash
  3. 78.7%
    GLM 5.2Nearby rank
  4. 77.6%
  5. 77.3%
    Qwen3.7 MaxSimilar price
  6. 75.4%
  7. 75.2%
    Claude Sonnet 4.6Similar price
  8. 74.2%
    GLM 5.1Similar price
  9. 73.6%
    GPT-5Similar price

+3.9 pts vs Gemini 3 Flash 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
36.1%
pass@1 · highest published configuration
mini-swe-agent · high reasoning
pass@4
63.7%
Average cost / attempt
$3.45
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.

Reasoning effort

Arena Text

Score by reasoning effort · Higher is better

Arena WebDev

Score by reasoning effort · Higher is better

Arena Vision

Score by reasoning effort · Higher is better

Arena Document

Score by reasoning effort · Higher is better

ARC-AGI-2

Score by reasoning effort · Higher is better

GPQA diamond

Score by reasoning effort · Higher is better

OTIS Mock AIME 2024-2025

Score by reasoning effort · Higher is better

All published scores

  • Arena TextArena #311478

    +69 vs Gemini 2.5 Flash (earlier version)

    • medium147695% CI 1472 to 1480 · 46,377 votes
    • high147895% CI 1475 to 1482 · 47,642 votes
  • Arena WebDevArena #691500

    +244 vs Gemini 3.1 Flash Lite Preview (earlier version)

    • medium149095% CI 1483 to 1496 · 11,899 votes
    • high150095% CI 1492 to 1507 · 9,160 votes
  • Arena VisionArena #241281

    +66 vs Gemini 2.5 Flash (earlier version)

    • medium128195% CI 1275 to 1288 · 15,418 votes
    • high128195% CI 1274 to 1288 · 15,325 votes
  • Arena DocumentArena #281459
    • medium145995% CI 1451 to 1467 · 6,835 votes
    • high145595% CI 1446 to 1464 · 4,248 votes
  • ARC-AGI-2#25 of 8572.1%

    +70.8 pts vs Gemini 3 Flash Preview (predecessor)

    • minimal8.9%
    • high72.1%
    Source:External evaluation via Epoch AIOriginal-source terms apply
  • FrontierMath-2025-02-28-Private#7 of 5839.0%

    +3.3 pts vs Gemini 3 Flash Preview (predecessor)

    • high39.0%
  • FrontierMath-Tier-4-2025-07-01-Private#9 of 4614.6%

    +10.4 pts vs Gemini 3 Flash Preview (predecessor)

    • high14.6%
  • FrontierMath-Tier-4-v2-Private#38 of 7226.8%

    +9.8 pts vs Gemini 3 Flash Preview (predecessor)

    • high26.8%
  • FrontierMath-Tiers-1-3-v2-Private#40 of 8762.8%

    +11.6 pts vs Gemini 3 Flash Preview (predecessor)

    • high62.8%
  • GPQA diamond#22 of 16192.8%

    +3.4 pts vs Gemini 3 Flash Preview (predecessor)

    • minimal86.4%
    • low88.9%
    • high92.8%
  • OTIS Mock AIME 2024-2025#38 of 15895.6%

    Level with Gemini 3 Flash Preview (predecessor)

    • minimal80.0%
    • low88.9%
    • high95.6%
  • SimpleQA Verified#14 of 8766.2%

    -0.6 pts vs Gemini 3 Flash Preview (predecessor)

    • high66.2%
  • SWE-bench Verified#2 of 3579.3%

    +3.9 pts vs Gemini 3 Flash Preview (predecessor)

    • high79.3%

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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