Model comparison

Gemini 3.5 Flash Lite vs GLM-5.3-Flash

GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 41.5 on the Noometry Index.

Last verified . 34 shared benchmarks.

Gemini 3.5 Flash Lite Google

41.5

Rank #133 Confirmed

GLM-5.3-Flash Z.ai (Zhipu)

51.8

Rank #41 Confirmed

Summary

  • They share 34 benchmarks with published results for both. Gemini 3.5 Flash Lite scores higher in 0 categories and GLM-5.3-Flash in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in math, where GLM-5.3-Flash leads 53.3 to 25.9.
  • The biggest single-benchmark swing is ARC-AGI-2: 10.3% for Gemini 3.5 Flash Lite and 65.8% for GLM-5.3-Flash.
  • GLM-5.3-Flash is cheaper at $0.15 / $0.50 per million input/output tokens, against $0.30 / $2.50 for Gemini 3.5 Flash Lite.
  • Gemini 3.5 Flash Lite accepts more context: 1.05M tokens versus 1M.
  • GLM-5.3-Flash has downloadable open weights; the other is API-only.

Side by side

Gemini 3.5 Flash Lite and GLM-5.3-Flash specifications
Gemini 3.5 Flash LiteGLM-5.3-Flash
ProviderGoogleZ.ai (Zhipu)
Noometry Index41.551.8
Released2026-07-212026-08-20
WeightsProprietaryOpen
Context window1.05M1M
Max output66K131K
Input $ / M tokens$0.30$0.15
Output $ / M tokens$2.50$0.50
Results tracked3940

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Category by category

Coding GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 42.4 (#104), GLM-5.3-Flash: 53.1 (#31)

Coding benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena WebDev14401609
SciCode41.3%51.6%
LMArena Coding14531508
ALE-Bench765.27303.55
DeepSWE—63.4%
FrontierCode—31.8%
CursorBench—36.8%
FrontierSWE—18.1%
WeirdML39%—

Agentic & Tool Use GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 25.7 (#107), GLM-5.3-Flash: 34.2 (#47)

Agentic & Tool Use benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
APEX-Agents29.3%52.8%
GDP.pdf10%14%

Reasoning GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 27.8 (#114), GLM-5.3-Flash: 48.0 (#42)

Reasoning benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
ARC-AGI-210.3%65.8%
ARC-AGI-153.5%91%
CritPt0%15.4%
Chess Puzzles22%14%
LMArena Hard Prompts14411491
Mystery Game Puzzles19%8%
Epoch Capabilities Index145.13151.88
NYT Connections (extended)60.4%—
DTBench83.5%—
LMCA37.6%—
Surface Evolver Bench—52.5%
Bench to the Future 3—0.15

Math GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 25.9 (#264), GLM-5.3-Flash: 53.3 (#47)

Math benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
FrontierMath (Tiers 1-3)26%55.8%
FrontierMath Tier 40%17.1%
OTIS Mock AIME 2024-202571.1%93.9%
ProofBench13%21%
LMArena Math14331500

Knowledge GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 50.1 (#72), GLM-5.3-Flash: 58.4 (#36)

Knowledge benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
GPQA Diamond83.3%90.2%
LMArena Expert14351513

Multimodal GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 41.1 (#40), GLM-5.3-Flash: 42.8 (#27)

Multimodal benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena Vision12681296

Multilingual GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 53.5 (#63), GLM-5.3-Flash: 56.0 (#25)

Multilingual benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena Non-English14271462
LMArena Chinese14691527
LMArena French14511496
LMArena German14541470
LMArena Japanese14271429
LMArena Korean14071446
LMArena Russian14431469
LMArena Spanish14421471

Instruction Following GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 74.8 (#85), GLM-5.3-Flash: 77.5 (#20)

Instruction Following benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena Instruction Following14201478

Long Context GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 43.9 (#84), GLM-5.3-Flash: 45.4 (#39)

Long Context benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena Longer Query14351482

Writing & Preference GLM-5.3-Flash leads

Gemini 3.5 Flash Lite: 64.2 (#57), GLM-5.3-Flash: 65.3 (#50)

Writing & Preference benchmarks
BenchmarkGemini 3.5 Flash LiteGLM-5.3-Flash
LMArena Text14351471
LMArena Creative Writing14201442
LMArena Multi-Turn14451467
EQ-Bench Creative Writing1559—

Frequently asked questions

Is Gemini 3.5 Flash Lite better than GLM-5.3-Flash?

GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 41.5 on the Noometry Index.

Which is cheaper, Gemini 3.5 Flash Lite or GLM-5.3-Flash?

GLM-5.3-Flash is cheaper. It lists at $0.15 per million input tokens and $0.50 per million output tokens; Gemini 3.5 Flash Lite lists at $0.30 and $2.50.

Is Gemini 3.5 Flash Lite or GLM-5.3-Flash better for coding?

GLM-5.3-Flash scores higher on coding benchmarks: 53.1 versus 42.4 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.5 Flash Lite does, with 1.05M tokens against 1M.

How many benchmarks do Gemini 3.5 Flash Lite and GLM-5.3-Flash share?

34 benchmarks have published results for both models. Gemini 3.5 Flash Lite has 39 scored results on Noometry and GLM-5.3-Flash has 40.

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