Noometry

Model comparison

Gemini 1.5 Flash 8B vs GPT-6.1 Sol

GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 29.9 on the Noometry Index.

Last verified . 15 shared benchmarks.

Gemini 1.5 Flash 8B Google

29.9

Rank #301 Confirmed

GPT-6.1 Sol OpenAI

65.6

Rank #6 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 0 categories and GPT-6.1 Sol in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-6.1 Sol leads 93.7 to 14.2.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 4.6% for Gemini 1.5 Flash 8B and 100% for GPT-6.1 Sol.

Side by side

Gemini 1.5 Flash 8BGPT-6.1 Sol
ProviderGoogleOpenAI
Noometry Index29.965.6
Released2024-10-032026-09-29
WeightsProprietaryProprietary
Context window—1.05M
Max output—128K
Input $ / M tokens—$2
Output $ / M tokens—$10
Results tracked2134

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Category by category

Coding GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 35.5 (#225), GPT-6.1 Sol: 63.2 (#8)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Coding12181487
DeepSWE—75.2%
FrontierCode—50.2%
LMArena WebDev—1755
SciCode—55.8%

Agentic & Tool Use Not comparable

Gemini 1.5 Flash 8B: —, GPT-6.1 Sol: 39.6 (#26)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
APEX-Agents—60%
GDP.pdf—32%

Reasoning GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 20.0 (#244), GPT-6.1 Sol: 81.9 (#2)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Hard Prompts12091466
ARC-AGI-2—94.2%
NYT Connections (extended)—95.5%
ARC-AGI-1—98.5%
CritPt—31.7%
Chess Puzzles—61%
EBR-Bench—54.3%
Mystery Game Puzzles—80%
DTBench50%—
Epoch Capabilities Index—166.09

Math GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 14.2 (#302), GPT-6.1 Sol: 93.7 (#1)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
OTIS Mock AIME 2024-20254.6%100%
LMArena Math12071464
FrontierMath (Tiers 1-3)—93.7%
FrontierMath Tier 4—100%
ProofBench—99%

Knowledge GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 16.0 (#289), GPT-6.1 Sol: 71.8 (#4)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
GPQA Diamond33%95.4%
LMArena Expert11851502
SimpleQA Verified—73.9%

Multimodal GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 28.2 (#115), GPT-6.1 Sol: 52.7 (#5)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Vision10441288
Furniture Assembly—80%

Multilingual GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 38.5 (#229), GPT-6.1 Sol: 54.3 (#46)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Non-English12151438
LMArena Chinese12311477
LMArena Russian12361455
LMArena French1234—
LMArena German1206—
LMArena Japanese1150—
LMArena Korean1140—
LMArena Spanish1212—

Instruction Following GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 62.8 (#236), GPT-6.1 Sol: 77.0 (#29)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Instruction Following11991468

Long Context GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 37.0 (#225), GPT-6.1 Sol: 44.9 (#54)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Longer Query12191465

Writing & Preference GPT-6.1 Sol leads

Gemini 1.5 Flash 8B: 42.8 (#232), GPT-6.1 Sol: 63.6 (#63)

BenchmarkGemini 1.5 Flash 8BGPT-6.1 Sol
LMArena Text12261447
LMArena Creative Writing12181432
LMArena Multi-Turn11851449

Frequently asked questions

Is Gemini 1.5 Flash 8B better than GPT-6.1 Sol?

GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 29.9 on the Noometry Index.

Is Gemini 1.5 Flash 8B or GPT-6.1 Sol better for coding?

GPT-6.1 Sol scores higher on coding benchmarks: 63.2 versus 35.5 in the Noometry coding category.

How many benchmarks do Gemini 1.5 Flash 8B and GPT-6.1 Sol share?

15 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and GPT-6.1 Sol has 34.

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