Noometry

Model comparison

Gemini 3.1 Pro Preview vs Mistral Nemo

Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 26.4 on the Noometry Index. Mistral Nemo costs 30× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.

Last verified . 5 shared benchmarks.

Gemini 3.1 Pro Preview Google

56.7

Rank #23 Confirmed

Mistral Nemo Mistral AI

26.4

Rank #337 Confirmed

Summary

  • They share 5 benchmarks with published results for both. Gemini 3.1 Pro Preview scores higher in 5 categories and Mistral Nemo in 0 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3.1 Pro Preview leads 71.8 to 12.3.
  • The biggest single-benchmark swing is GPQA Diamond: 94.4% for Gemini 3.1 Pro Preview and 29.9% for Mistral Nemo.
  • Mistral Nemo is cheaper at $0.15 / $0.15 per million input/output tokens, against $2 / $12 for Gemini 3.1 Pro Preview.
  • Gemini 3.1 Pro Preview accepts more context: 1.05M tokens versus 128K.
  • Mistral Nemo has downloadable open weights; the other is API-only.

Side by side

Gemini 3.1 Pro PreviewMistral Nemo
ProviderGoogleMistral AI
Noometry Index56.726.4
Released2026-02-192024-07-01
WeightsProprietaryOpen
Context window1.05M128K
Max output66K128K
Input $ / M tokens$2$0.15
Output $ / M tokens$12$0.15
Results tracked7110

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Category by category

Coding Not comparable

Gemini 3.1 Pro Preview: 42.5 (#99), Mistral Nemo: —

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
SWE-bench Verified75.6%—
DeepSWE11.7%—
LMArena WebDev1447—
SciCode58.9%—
GSO22.6%—
WeirdML72.1%—
LMArena Coding1484—
MirrorCode8.9%—
ALE-Bench1,161—
AlgoTune2.02—

Agentic & Tool Use Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 37.7 (#34), Mistral Nemo: 23.5 (#125)

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
BALROG57%17.6%
Terminal-Bench80.2%—
APEX-Agents35.3%—
Berkeley Function Calling Leaderboard—27.6%
τ²-bench Banking26%—
DeepResearch Bench47.8%—
PostTrainBench22%—
ExploitBench26.1%—
GBAEval0.8%—
GDP.pdf17%—
LMArena Search1211—
METR Time Horizons77%—
Vending-Bench 23,774—

Reasoning Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 71.7 (#12), Mistral Nemo: 20.7 (#232)

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
DTBench97.1%48.6%
Epoch Capabilities Index154.77118.68
ARC-AGI-277.1%—
SimpleBench79.6%—
NYT Connections (extended)97.4%—
ARC-AGI-198%—
CritPt17.7%—
Chess Puzzles55%—
EnigmaEval36.8%—
Thematic Generalization79.4%—
EBR-Bench14.3%—
LMArena Hard Prompts1485—
Mystery Game Puzzles34%—
LMCA53.8%—
ForecastBench59—
PIQA—83.5%

Math Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 62.1 (#34), Mistral Nemo: 25.5 (#268)

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
FrontierMath (Tiers 1-3)59.6%—
FrontierMath Tier 426.8%—
MathArena Final-Answer Competitions86.5%—
OTIS Mock AIME 2024-202595.6%—
ProofBench26%—
LMArena Math1485—
MATH Level 5—10.8%
FrontierMath (Feb 2025 set)36.9%—
FrontierMath Tier 4 (v1)16.7%—
GSM8K—84.2%

Knowledge Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 71.8 (#3), Mistral Nemo: 12.3 (#298)

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
GPQA Diamond94.4%29.9%
Humanity's Last Exam46.4%—
SimpleQA Verified73.5%—
Vectara Hallucination Rate10.4%—
LMArena Expert1485—
BoolQ—82.5%

Multimodal Not comparable

Gemini 3.1 Pro Preview: 37.9 (#69), Mistral Nemo: —

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
LMArena Vision1296—
Blueprint-Bench 226.5%—
Furniture Assembly26.7%—
LMArena Document1444—

Multilingual Not comparable

Gemini 3.1 Pro Preview: 57.0 (#12), Mistral Nemo: —

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
LMArena Non-English1477—
LMArena Chinese1529—
LMArena French1487—
LMArena German1491—
LMArena Japanese1493—
LMArena Korean1455—
LMArena Russian1498—
LMArena Spanish1479—

Instruction Following Not comparable

Gemini 3.1 Pro Preview: 77.0 (#32), Mistral Nemo: —

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
LMArena Instruction Following1466—

Long Context Not comparable

Gemini 3.1 Pro Preview: 47.4 (#18), Mistral Nemo: —

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
CL-bench20.8%—
CL-bench Life16.9%—
LMArena Longer Query1483—

Writing & Preference Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 66.1 (#37), Mistral Nemo: 28.5 (#296)

BenchmarkGemini 3.1 Pro PreviewMistral Nemo
EQ-Bench Creative Writing1491881
LMArena Text1481—
LMArena Creative Writing1482—
EQ-Bench 41142—
LMArena Multi-Turn1488—

Frequently asked questions

Is Gemini 3.1 Pro Preview better than Mistral Nemo?

Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 26.4 on the Noometry Index. Mistral Nemo costs 30× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.

Which is cheaper, Gemini 3.1 Pro Preview or Mistral Nemo?

Mistral Nemo is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.

Which has the bigger context window?

Gemini 3.1 Pro Preview does, with 1.05M tokens against 128K.

How many benchmarks do Gemini 3.1 Pro Preview and Mistral Nemo share?

5 benchmarks have published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Mistral Nemo has 10.

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