Model comparison

Gemini 2.5 Pro vs o1-mini

Gemini 2.5 Pro is the stronger model overall, scoring 45.0 to 34.0 on the Noometry Index.

Last verified . 36 shared benchmarks.

Gemini 2.5 Pro Google

45.0

Rank #75 Confirmed

o1-mini OpenAI

34.0

Rank #235 Confirmed

Summary

  • They share 36 benchmarks with published results for both. Gemini 2.5 Pro scores higher in 8 categories and o1-mini in 1 category; 9 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 2.5 Pro leads 56.0 to 34.9.
  • The biggest single-benchmark swing is Aider Polyglot: 83.1% for Gemini 2.5 Pro and 32.9% for o1-mini.

Side by side

Gemini 2.5 Pro and o1-mini specifications
Gemini 2.5 Proo1-mini
ProviderGoogleOpenAI
Noometry Index45.034.0
Released2025-03-252024-09-12
WeightsProprietaryProprietary
Context window1.05M—
Max output66K—
Input $ / M tokens$1.25—
Output $ / M tokens$10—
Results tracked7839

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Category by category

Coding Gemini 2.5 Pro leads

Gemini 2.5 Pro: 42.4 (#101), o1-mini: 35.5 (#224)

Coding benchmarks
BenchmarkGemini 2.5 Proo1-mini
Aider Polyglot83.1%32.9%
WeirdML54%36.3%
LiveBench Coding85.9%48%
LMArena Coding14521362
SWE-bench Verified57.6%—
SWE-bench Verified (bash only)53.6%—
LMArena WebDev1227—
SciCode42.8%—
GSO3.9%—
CadEval64%—
ALE-Bench785.52—
AlgoTune1.51—
HumanEval+—89%
MBPP+—78.8%

Agentic & Tool Use Gemini 2.5 Pro leads

Gemini 2.5 Pro: 29.2 (#88), o1-mini: 24.6 (#118)

Agentic & Tool Use benchmarks
BenchmarkGemini 2.5 Proo1-mini
Terminal-Bench32.6%—
GDPval23.3%—
Remote Labor Index0.8%—
TheAgentCompany30.3%—
τ²-bench Banking13.7%—
Cybench—10%
DeepResearch Bench42.8%—
BALROG43.3%—
LMArena Search1142—
METR Time Horizons55.4%—
Vending-Bench 2573.64—

Reasoning Gemini 2.5 Pro leads

Gemini 2.5 Pro: 28.8 (#99), o1-mini: 8.8 (#346)

Reasoning benchmarks
BenchmarkGemini 2.5 Proo1-mini
ARC-AGI-24.9%0.8%
SimpleBench62.4%18.1%
ARC-AGI-141%14%
LiveBench Reasoning89.8%72.3%
LMArena Hard Prompts14551333
LiveBench Data Analysis79.9%57.9%
Epoch Capabilities Index145.32135.82
LiveBench82.3%57.8%
Kagi LLM Benchmark70.3%—
CritPt2%—
Chess Puzzles20%—
EnigmaEval5.6%—
DTBench82.4%—
LMCA34.8%—
ForecastBench61.3—

Math o1-mini leads

Gemini 2.5 Pro: 32.5 (#213), o1-mini: 35.4 (#186)

Math benchmarks
BenchmarkGemini 2.5 Proo1-mini
OTIS Mock AIME 2024-202584.7%46.9%
LiveBench Math90.2%62%
LMArena Math14501358
MATH Level 595.9%89.2%
FrontierMath (Feb 2025 set)14.1%1.7%
FrontierMath (Tiers 1-3)24.6%—
FrontierMath Tier 40%—
Omni-MATH41.6%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 2.5 Pro leads

Gemini 2.5 Pro: 56.0 (#46), o1-mini: 34.9 (#192)

Knowledge benchmarks
BenchmarkGemini 2.5 Proo1-mini
GPQA Diamond85.3%62.4%
Confabulations10.6%18.6%
LMArena Expert14521316
Humanity's Last Exam21.6%—
MMLU-Pro86.3%—
Vectara Hallucination Rate7%—
GPQA (HELM)74.9%—

Multimodal Not comparable

Gemini 2.5 Pro: 45.2 (#18), o1-mini: —

Multimodal benchmarks
BenchmarkGemini 2.5 Proo1-mini
LMArena Vision1263—
GeoBench86%—
VPCT48%—
LMArena Document1421—
SpatialViz-Bench44.7%—

Multilingual Gemini 2.5 Pro leads

Gemini 2.5 Pro: 55.3 (#31), o1-mini: 43.6 (#182)

Multilingual benchmarks
BenchmarkGemini 2.5 Proo1-mini
LMArena Non-English14511289
LMArena Chinese15071314
LMArena French14721293
LMArena German14871278
LMArena Japanese14611245
LMArena Korean14341223
LMArena Russian14611283
LMArena Spanish14731303

Instruction Following Gemini 2.5 Pro leads

Gemini 2.5 Pro: 75.0 (#75), o1-mini: 66.7 (#206)

Instruction Following benchmarks
BenchmarkGemini 2.5 Proo1-mini
LiveBench Instruction Following80.6%65.4%
LMArena Instruction Following14371304
IFEval84%—

Long Context Gemini 2.5 Pro leads

Gemini 2.5 Pro: 59.8 (#5), o1-mini: 40.1 (#161)

Long Context benchmarks
BenchmarkGemini 2.5 Proo1-mini
LMArena Longer Query14491320
Fiction.LiveBench91.7%—

Writing & Preference Gemini 2.5 Pro leads

Gemini 2.5 Pro: 63.7 (#62), o1-mini: 48.4 (#202)

Writing & Preference benchmarks
BenchmarkGemini 2.5 Proo1-mini
LMArena Text14581317
LMArena Creative Writing14541244
Short-Story Creative Writing83.8%64.9%
LMArena Multi-Turn14531314
LiveBench Language67.8%40.9%
EQ-Bench Creative Writing1421—
WildBench85.7%—

Frequently asked questions

Is Gemini 2.5 Pro better than o1-mini?

Gemini 2.5 Pro is the stronger model overall, scoring 45.0 to 34.0 on the Noometry Index.

Is Gemini 2.5 Pro or o1-mini better for coding?

Gemini 2.5 Pro scores higher on coding benchmarks: 42.4 versus 35.5 in the Noometry coding category.

How many benchmarks do Gemini 2.5 Pro and o1-mini share?

36 benchmarks have published results for both models. Gemini 2.5 Pro has 78 scored results on Noometry and o1-mini has 39.

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