Model comparison

Aion 3.5 vs Gemini 3.7 Flash

Gemini 3.7 Flash has enough public results to be ranked (#14); Aion 3.5 does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Aion 3.5 AionLabs

58.1

Unranked Sparse

Gemini 3.7 Flash Google

59.8

Rank #14 Confirmed

Summary

  • They share 1 benchmark with published results for both. Aion 3.5 scores higher in 1 category and Gemini 3.7 Flash in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in writing & preference, where Aion 3.5 leads 74.9 to 71.2.
  • Gemini 3.7 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $3 / $6 for Aion 3.5.
  • Gemini 3.7 Flash accepts more context: 1.05M tokens versus 262K.

Side by side

Aion 3.5 and Gemini 3.7 Flash specifications
Aion 3.5Gemini 3.7 Flash
ProviderAionLabsGoogle
Noometry Index58.159.8
Released—2026-08-13
WeightsProprietaryProprietary
Context window262K1.05M
Max output33K66K
Input $ / M tokens$3$0.75
Output $ / M tokens$6$3.75
Results tracked144

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Category by category

Coding Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 56.2 (#22)

Coding benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
DeepSWE—65.5%
FrontierCode—43.6%
LMArena WebDev—1592
FrontierSWE—20.3%
SciCode—59.8%
LMArena Coding—1497
ALE-Bench—904.3

Agentic & Tool Use Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 42.1 (#19)

Agentic & Tool Use benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
APEX-Agents—67.8%
Remote Labor Index—5%
GDP.pdf—23.8%

Reasoning Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 70.0 (#15)

Reasoning benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
ARC-AGI-2—84.6%
NYT Connections (extended)—94%
ARC-AGI-1—95.5%
CritPt—14.3%
Chess Puzzles—47%
LMArena Hard Prompts—1494
Mystery Game Puzzles—37%
DTBench—96.8%
LMCA—50.4%
Epoch Capabilities Index—157.27

Math Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 69.6 (#23)

Math benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
FrontierMath (Tiers 1-3)—71.6%
FrontierMath Tier 4—36.6%
OTIS Mock AIME 2024-2025—97.2%
ProofBench—58%
LMArena Math—1507

Knowledge Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 69.7 (#5)

Knowledge benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
GPQA Diamond—94.8%
SimpleQA Verified—69.2%
LMArena Expert—1508

Multimodal Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 37.3 (#73)

Multimodal benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
LMArena Vision—1316
Furniture Assembly—26.7%

Multilingual Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 57.6 (#7)

Multilingual benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
LMArena Non-English—1484
LMArena Chinese—1548
LMArena French—1505
LMArena German—1498
LMArena Japanese—1512
LMArena Korean—1483
LMArena Russian—1516
LMArena Spanish—1503

Instruction Following Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 77.7 (#15)

Instruction Following benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
LMArena Instruction Following—1483

Long Context Not comparable

Aion 3.5: —, Gemini 3.7 Flash: 45.7 (#30)

Long Context benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
LMArena Longer Query—1492

Writing & Preference Aion 3.5 leads

Aion 3.5: 74.9, Gemini 3.7 Flash: 71.2 (#20)

Writing & Preference benchmarks
BenchmarkAion 3.5Gemini 3.7 Flash
EQ-Bench Creative Writing19291723
LMArena Text—1486
LMArena Creative Writing—1490
LMArena Multi-Turn—1489

Frequently asked questions

Is Aion 3.5 better than Gemini 3.7 Flash?

Gemini 3.7 Flash has enough public results to be ranked (#14); Aion 3.5 does not yet, so treat this comparison as directional.

Which is cheaper, Aion 3.5 or Gemini 3.7 Flash?

Gemini 3.7 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; Aion 3.5 lists at $3 and $6.

Which has the bigger context window?

Gemini 3.7 Flash does, with 1.05M tokens against 262K.

How many benchmarks do Aion 3.5 and Gemini 3.7 Flash share?

1 benchmark has published results for both models. Aion 3.5 has 1 scored results on Noometry and Gemini 3.7 Flash has 44.

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