Noometry

Model comparison

Gemini 3.5 Flash vs Molmo 2 8b

Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 39.1 on the Noometry Index.

Last verified . 5 shared benchmarks.

Gemini 3.5 Flash Google

54.2

Rank #32 Confirmed

Molmo 2 8b Allen Institute for AI (Ai2)

39.1

Rank #174 Confirmed

Summary

  • They share 5 benchmarks with published results for both. Gemini 3.5 Flash scores higher in 5 categories and Molmo 2 8b in 0 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3.5 Flash leads 62.8 to 25.6.
  • Molmo 2 8b has downloadable open weights; the other is API-only.

Side by side

Gemini 3.5 FlashMolmo 2 8b
ProviderGoogleAllen Institute for AI (Ai2)
Noometry Index54.239.1
Released2026-05-19—
WeightsProprietaryOpen
Context window1.05M—
Max output66K—
Input $ / M tokens$1.50—
Output $ / M tokens$9—
Results tracked545

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Category by category

Coding Not comparable

Gemini 3.5 Flash: 49.4 (#49), Molmo 2 8b: —

BenchmarkGemini 3.5 FlashMolmo 2 8b
SWE-bench Verified79.3%—
DeepSWE37.4%—
LMArena WebDev1499—
SciCode53.1%—
WeirdML62.6%—
LMArena Coding1492—
ALE-Bench911.02—

Agentic & Tool Use Not comparable

Gemini 3.5 Flash: 24.7 (#114), Molmo 2 8b: —

BenchmarkGemini 3.5 FlashMolmo 2 8b
APEX-Agents27.5%—
GBAEval6.7%—
GDP.pdf14%—
Vending-Bench 25,396—

Reasoning Gemini 3.5 Flash leads

Gemini 3.5 Flash: 62.8 (#18), Molmo 2 8b: 25.6 (#146)

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Hard Prompts14881287
ARC-AGI-272.1%—
SimpleBench76.7%—
NYT Connections (extended)92.6%—
ARC-AGI-192.5%—
CritPt13.1%—
Chess Puzzles50%—
EnigmaEval25.4%—
EBR-Bench4.8%—
Mystery Game Puzzles32%—
DTBench94.7%—
LMCA47.1%—
Surface Evolver Bench58.1%—
Epoch Capabilities Index154.46—
ForecastBench59—

Math Not comparable

Gemini 3.5 Flash: 60.7 (#36), Molmo 2 8b: —

BenchmarkGemini 3.5 FlashMolmo 2 8b
FrontierMath (Tiers 1-3)62.8%—
FrontierMath Tier 426.8%—
MathArena Final-Answer Competitions76.3%—
OTIS Mock AIME 2024-202595.6%—
ProofBench31%—
LMArena Math1504—
FrontierMath (Feb 2025 set)39%—
FrontierMath Tier 4 (v1)14.6%—

Knowledge Not comparable

Gemini 3.5 Flash: 66.3 (#11), Molmo 2 8b: —

BenchmarkGemini 3.5 FlashMolmo 2 8b
GPQA Diamond92.8%—
SimpleQA Verified66.2%—
LMArena Expert1495—

Multimodal Gemini 3.5 Flash leads

Gemini 3.5 Flash: 45.7 (#15), Molmo 2 8b: 30.2 (#112)

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Vision13101081
Blueprint-Bench 233.6%—
LMArena Document1463—

Multilingual Gemini 3.5 Flash leads

Gemini 3.5 Flash: 57.0 (#13), Molmo 2 8b: 42.7 (#190)

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Non-English14761276
LMArena Chinese1526—
LMArena French1490—
LMArena German1492—
LMArena Japanese1486—
LMArena Korean1451—
LMArena Russian1493—
LMArena Spanish1480—

Instruction Following Gemini 3.5 Flash leads

Gemini 3.5 Flash: 77.0 (#30), Molmo 2 8b: 67.0 (#201)

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Instruction Following14671270

Long Context Not comparable

Gemini 3.5 Flash: 45.4 (#38), Molmo 2 8b: —

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Longer Query1482—

Writing & Preference Gemini 3.5 Flash leads

Gemini 3.5 Flash: 65.5 (#47), Molmo 2 8b: 49.4 (#191)

BenchmarkGemini 3.5 FlashMolmo 2 8b
LMArena Text14821288
LMArena Creative Writing1470—
EQ-Bench 41087—
LMArena Multi-Turn1481—

Frequently asked questions

Is Gemini 3.5 Flash better than Molmo 2 8b?

Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 39.1 on the Noometry Index.

How many benchmarks do Gemini 3.5 Flash and Molmo 2 8b share?

5 benchmarks have published results for both models. Gemini 3.5 Flash has 54 scored results on Noometry and Molmo 2 8b has 5.

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