Model comparison

DeepSeek Coder 1.3B vs Gemini 3.8 Flash

Gemini 3.8 Flash has enough public results to be ranked (#11); DeepSeek Coder 1.3B does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

DeepSeek Coder 1.3B DeepSeek

35.0

Unranked Sparse

Gemini 3.8 Flash Google

61.8

Rank #11 Confirmed

Summary

  • They share 1 benchmark with published results for both. DeepSeek Coder 1.3B scores higher in 0 categories and Gemini 3.8 Flash in 1 category; one gap is clear of the uncertainty.
  • The widest gap is in coding, where Gemini 3.8 Flash leads 59.2 to 31.2.
  • DeepSeek Coder 1.3B has downloadable open weights; the other is API-only.

Side by side

DeepSeek Coder 1.3B and Gemini 3.8 Flash specifications
DeepSeek Coder 1.3BGemini 3.8 Flash
ProviderDeepSeekGoogle
Noometry Index35.061.8
Released2023-11-022026-09-02
WeightsOpenProprietary
Context window—1.05M
Max output—66K
Input $ / M tokens—$0.75
Output $ / M tokens—$3.75
Results tracked950

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Category by category

Coding Gemini 3.8 Flash leads

DeepSeek Coder 1.3B: 31.2 (#287), Gemini 3.8 Flash: 59.2 (#15)

Coding benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
DeepSWE—73.8%
FrontierCode—41.2%
CursorBench—39.6%
LMArena WebDev—1584
FrontierSWE—19.6%
SciCode—56.6%
WeirdML—84.8%
BigCodeBench Instruct22.8%—
LMArena Coding—1510
BigCodeBench Complete29.6%—
ALE-Bench—1,270
HumanEval+60.4%—
MBPP+54.8%—

Agentic & Tool Use Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 41.8 (#21)

Agentic & Tool Use benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
APEX-Agents—64.3%
Remote Labor Index—5.8%
GDP.pdf—23.4%
Vending-Bench 2—5,094

Reasoning Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 76.9 (#5)

Reasoning benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
Epoch Capabilities Index63.6156.71
ARC-AGI-2—89.2%
NYT Connections (extended)—97.4%
ARC-AGI-1—98.5%
CritPt—18.3%
Chess Puzzles—61%
LMArena Hard Prompts—1508
Mystery Game Puzzles—47%
DTBench—95.7%
LMCA—52.9%
Surface Evolver Bench—76.9%
WinoGrande53.3%—

Math Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 65.3 (#28)

Math benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
FrontierMath (Tiers 1-3)—68.4%
FrontierMath Tier 4—22%
OTIS Mock AIME 2024-2025—98.9%
ProofBench—48%
LMArena Math—1528
GSM8K4.4%—

Knowledge Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 74.8 (#2)

Knowledge benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
GPQA Diamond—95.4%
Humanity's Last Exam—44.5%
SimpleQA Verified—69.7%
LMArena Expert—1524
ARC (AI2) Challenge25.4%—
MMLU25.8%—

Multimodal Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 40.7 (#45)

Multimodal benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
LMArena Vision—1314
Blueprint-Bench 2—38.6%
Furniture Assembly—31.7%

Multilingual Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 58.0 (#5)

Multilingual benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
LMArena Non-English—1491
LMArena Chinese—1554
LMArena French—1498
LMArena German—1493
LMArena Japanese—1502
LMArena Korean—1459
LMArena Russian—1515
LMArena Spanish—1485

Instruction Following Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 78.0 (#13)

Instruction Following benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
LMArena Instruction Following—1490

Long Context Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 46.3 (#24)

Long Context benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
LMArena Longer Query—1508

Writing & Preference Not comparable

DeepSeek Coder 1.3B: —, Gemini 3.8 Flash: 72.2 (#15)

Writing & Preference benchmarks
BenchmarkDeepSeek Coder 1.3BGemini 3.8 Flash
LMArena Text—1499
LMArena Creative Writing—1492
EQ-Bench Creative Writing—1748
LMArena Multi-Turn—1501

Frequently asked questions

Is DeepSeek Coder 1.3B better than Gemini 3.8 Flash?

Gemini 3.8 Flash has enough public results to be ranked (#11); DeepSeek Coder 1.3B does not yet, so treat this comparison as directional.

Is DeepSeek Coder 1.3B or Gemini 3.8 Flash better for coding?

Gemini 3.8 Flash scores higher on coding benchmarks: 59.2 versus 31.2 in the Noometry coding category.

How many benchmarks do DeepSeek Coder 1.3B and Gemini 3.8 Flash share?

1 benchmark has published results for both models. DeepSeek Coder 1.3B has 9 scored results on Noometry and Gemini 3.8 Flash has 50.

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