Noometry

Model comparison

Gemini 3.8 Flash vs GLM-5V-Turbo

Gemini 3.8 Flash is the stronger model overall, scoring 59.5 to 43.1 on the Noometry Index.

Last verified . 18 shared benchmarks.

Gemini 3.8 Flash Google

59.5

Rank #13 Confirmed

GLM-5V-Turbo Z.ai (Zhipu)

43.1

Rank #86 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Gemini 3.8 Flash scores higher in 9 categories and GLM-5V-Turbo in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3.8 Flash leads 64.7 to 28.5.
  • Gemini 3.8 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $1.20 / $4 for GLM-5V-Turbo.
  • Gemini 3.8 Flash accepts more context: 1.05M tokens versus 200K.

Side by side

Gemini 3.8 FlashGLM-5V-Turbo
ProviderGoogleZ.ai (Zhipu)
Noometry Index59.543.1
Released2026-09-022026-04-01
WeightsProprietaryProprietary
Context window1.05M200K
Max output66K131K
Input $ / M tokens$0.75$1.20
Output $ / M tokens$3.75$4
Results tracked4619

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Category by category

Coding Gemini 3.8 Flash leads

Gemini 3.8 Flash: 56.4 (#17), GLM-5V-Turbo: 41.8 (#105)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena WebDev15811400
LMArena Coding15121467
DeepSWE73.8%—
FrontierCode41.2%—
CursorBench39.6%—
FrontierSWE19.6%—
SciCode56.6%—
ALE-Bench1,270—

Agentic & Tool Use Not comparable

Gemini 3.8 Flash: 40.3 (#22), GLM-5V-Turbo: —

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
APEX-Agents64.3%—
GDP.pdf23.4%—
Vending-Bench 25,094—

Reasoning Gemini 3.8 Flash leads

Gemini 3.8 Flash: 64.7 (#13), GLM-5V-Turbo: 28.5 (#87)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Hard Prompts15061443
NYT Connections (extended)97.4%—
CritPt18.3%—
Chess Puzzles61%—
Mystery Game Puzzles47%—
DTBench95.7%—
LMCA52.9%—
Surface Evolver Bench76.9%—
Epoch Capabilities Index157.13—

Math Gemini 3.8 Flash leads

Gemini 3.8 Flash: 65.2 (#22), GLM-5V-Turbo: 36.6 (#109)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Math15281440
FrontierMath (Tiers 1-3)68.4%—
FrontierMath Tier 422%—
OTIS Mock AIME 2024-202598.9%—
ProofBench48%—

Knowledge Gemini 3.8 Flash leads

Gemini 3.8 Flash: 74.9 (#2), GLM-5V-Turbo: 39.9 (#113)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Expert15291451
GPQA Diamond95.4%—
Humanity's Last Exam44.5%—
SimpleQA Verified69.7%—

Multimodal Too close to call

Gemini 3.8 Flash: 40.9 (#33), GLM-5V-Turbo: 40.1 (#41)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Vision13121264
Blueprint-Bench 238.6%—
Furniture Assembly31.7%—
LMArena Document—1416

Multilingual Gemini 3.8 Flash leads

Gemini 3.8 Flash: 57.9 (#5), GLM-5V-Turbo: 53.2 (#69)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Non-English14861420
LMArena Chinese15471488
LMArena French15021443
LMArena German14701422
LMArena Korean14791399
LMArena Russian15071432
LMArena Spanish14921446
LMArena Japanese1505—

Instruction Following Gemini 3.8 Flash leads

Gemini 3.8 Flash: 78.2 (#11), GLM-5V-Turbo: 75.1 (#75)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Instruction Following14891422

Long Context Gemini 3.8 Flash leads

Gemini 3.8 Flash: 46.2 (#23), GLM-5V-Turbo: 44.0 (#76)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Longer Query15061439

Writing & Preference Gemini 3.8 Flash leads

Gemini 3.8 Flash: 72.1 (#16), GLM-5V-Turbo: 62.6 (#69)

BenchmarkGemini 3.8 FlashGLM-5V-Turbo
LMArena Text14941437
LMArena Creative Writing14851414
LMArena Multi-Turn15031432
EQ-Bench Creative Writing1748—

Frequently asked questions

Is Gemini 3.8 Flash better than GLM-5V-Turbo?

Gemini 3.8 Flash is the stronger model overall, scoring 59.5 to 43.1 on the Noometry Index.

Which is cheaper, Gemini 3.8 Flash or GLM-5V-Turbo?

Gemini 3.8 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; GLM-5V-Turbo lists at $1.20 and $4.

Is Gemini 3.8 Flash or GLM-5V-Turbo better for coding?

Gemini 3.8 Flash scores higher on coding benchmarks: 56.4 versus 41.8 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.8 Flash does, with 1.05M tokens against 200K.

How many benchmarks do Gemini 3.8 Flash and GLM-5V-Turbo share?

18 benchmarks have published results for both models. Gemini 3.8 Flash has 46 scored results on Noometry and GLM-5V-Turbo has 19.

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