Model comparison

Gemini 3.1 Flash Lite vs GLM-4.5V

Gemini 3.1 Flash Lite and GLM-4.5V score almost the same on the Noometry Index (40.8 vs 39.8), so choose on price, context window or the category you care about most.

Last verified . 15 shared benchmarks.

Gemini 3.1 Flash Lite Google

40.8

Rank #144 Confirmed

GLM-4.5V Z.ai (Zhipu)

39.8

Rank #158 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 7 categories and GLM-4.5V in 2 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Gemini 3.1 Flash Lite leads 60.9 to 52.5.
  • The biggest single-benchmark swing is Kagi LLM Benchmark: 67.2% for Gemini 3.1 Flash Lite and 59.8% for GLM-4.5V.
  • Gemini 3.1 Flash Lite is cheaper at $0.25 / $1.50 per million input/output tokens, against $0.60 / $1.80 for GLM-4.5V.
  • Gemini 3.1 Flash Lite accepts more context: 1.05M tokens versus 64K.
  • GLM-4.5V has downloadable open weights; the other is API-only.

Side by side

Gemini 3.1 Flash Lite and GLM-4.5V specifications
Gemini 3.1 Flash LiteGLM-4.5V
ProviderGoogleZ.ai (Zhipu)
Noometry Index40.839.8
Released2026-03-032025-08-11
WeightsProprietaryOpen
Context window1.05M64K
Max output66K16K
Input $ / M tokens$0.25$0.60
Output $ / M tokens$1.50$1.80
Results tracked3815

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Category by category

Coding GLM-4.5V leads

Gemini 3.1 Flash Lite: 37.8 (#188), GLM-4.5V: 39.5 (#155)

Coding benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Coding14001347
LMArena WebDev1256—
SciCode41.9%—
WeirdML52.2%—
ALE-Bench797.73—

Agentic & Tool Use Not comparable

Gemini 3.1 Flash Lite: 30.2 (#79), GLM-4.5V: —

Agentic & Tool Use benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
DeepResearch Bench37.3%—

Reasoning GLM-4.5V leads

Gemini 3.1 Flash Lite: 22.9 (#186), GLM-4.5V: 27.4 (#119)

Reasoning benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
Kagi LLM Benchmark67.2%59.8%
LMArena Hard Prompts14071334
NYT Connections (extended)8.2%—
CritPt1.1%—
Chess Puzzles25%—
EnigmaEval3%—
Thematic Generalization63.3%—
DTBench76.8%—
LMCA35%—
Epoch Capabilities Index144.47—
ForecastBench54.4—

Math Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 40.7 (#90), GLM-4.5V: 37.4 (#159)

Math benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Math14281354
FrontierMath (Tiers 1-3)27.7%—
OTIS Mock AIME 2024-202580%—

Knowledge Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 41.9 (#104), GLM-4.5V: 37.5 (#156)

Knowledge benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Expert13981353
GPQA Diamond81.8%—
Humanity's Last Exam8.6%—
Vectara Hallucination Rate8.2%—

Multimodal Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 39.4 (#60), GLM-4.5V: 34.3 (#92)

Multimodal benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Vision12401154

Multilingual Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 52.3 (#86), GLM-4.5V: 44.6 (#177)

Multilingual benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Non-English14111303
LMArena Chinese14611337
LMArena Russian14201298
LMArena Spanish14211336
LMArena French1424—
LMArena German1429—
LMArena Japanese1413—
LMArena Korean1392—

Instruction Following Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 72.7 (#131), GLM-4.5V: 69.2 (#175)

Instruction Following benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Instruction Following13771311

Long Context Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 42.5 (#122), GLM-4.5V: 39.6 (#171)

Long Context benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Longer Query13941304

Writing & Preference Gemini 3.1 Flash Lite leads

Gemini 3.1 Flash Lite: 60.9 (#94), GLM-4.5V: 52.5 (#170)

Writing & Preference benchmarks
BenchmarkGemini 3.1 Flash LiteGLM-4.5V
LMArena Text14161333
LMArena Creative Writing14011295
LMArena Multi-Turn14171332

Frequently asked questions

Is Gemini 3.1 Flash Lite better than GLM-4.5V?

Gemini 3.1 Flash Lite and GLM-4.5V score almost the same on the Noometry Index (40.8 vs 39.8), so choose on price, context window or the category you care about most.

Which is cheaper, Gemini 3.1 Flash Lite or GLM-4.5V?

Gemini 3.1 Flash Lite is cheaper. It lists at $0.25 per million input tokens and $1.50 per million output tokens; GLM-4.5V lists at $0.60 and $1.80.

Is Gemini 3.1 Flash Lite or GLM-4.5V better for coding?

GLM-4.5V scores higher on coding benchmarks: 39.5 versus 37.8 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.1 Flash Lite does, with 1.05M tokens against 64K.

How many benchmarks do Gemini 3.1 Flash Lite and GLM-4.5V share?

15 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and GLM-4.5V has 15.

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