Noometry

Model comparison

GLM-5.3-Flash vs Nova 2 Lite

GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 39.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

GLM-5.3-Flash Z.ai (Zhipu)

51.8

Rank #41 Confirmed

Nova 2 Lite Amazon

39.7

Rank #161 Confirmed

Summary

  • They share 17 benchmarks with published results for both. GLM-5.3-Flash scores higher in 9 categories and Nova 2 Lite in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GLM-5.3-Flash leads 48.0 to 27.5.
  • GLM-5.3-Flash is cheaper at $0.15 / $0.50 per million input/output tokens, against $0.30 / $2.50 for Nova 2 Lite.
  • GLM-5.3-Flash has downloadable open weights; the other is API-only.

Side by side

GLM-5.3-FlashNova 2 Lite
ProviderZ.ai (Zhipu)Amazon
Noometry Index51.839.7
Released2026-08-202025-12-01
WeightsOpenProprietary
Context window1M1M
Max output131K64K
Input $ / M tokens$0.15$0.30
Output $ / M tokens$0.50$2.50
Results tracked4019

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Category by category

Coding GLM-5.3-Flash leads

GLM-5.3-Flash: 53.1 (#31), Nova 2 Lite: 40.7 (#134)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Coding15081385
DeepSWE63.4%—
FrontierCode31.8%—
CursorBench36.8%—
LMArena WebDev1609—
FrontierSWE18.1%—
SciCode51.6%—
ALE-Bench303.55—

Agentic & Tool Use GLM-5.3-Flash leads

GLM-5.3-Flash: 34.2 (#47), Nova 2 Lite: 24.1 (#121)

BenchmarkGLM-5.3-FlashNova 2 Lite
APEX-Agents52.8%—
Berkeley Function Calling Leaderboard—27.1%
GDP.pdf14%—

Reasoning GLM-5.3-Flash leads

GLM-5.3-Flash: 48.0 (#42), Nova 2 Lite: 27.5 (#118)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Hard Prompts14911364
ARC-AGI-265.8%—
ARC-AGI-191%—
CritPt15.4%—
Chess Puzzles14%—
Mystery Game Puzzles8%—
Surface Evolver Bench52.5%—
Bench to the Future 30.15—
Epoch Capabilities Index151.88—

Math GLM-5.3-Flash leads

GLM-5.3-Flash: 53.3 (#47), Nova 2 Lite: 37.5 (#156)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Math15001359
FrontierMath (Tiers 1-3)55.8%—
FrontierMath Tier 417.1%—
OTIS Mock AIME 2024-202593.9%—
ProofBench21%—

Knowledge GLM-5.3-Flash leads

GLM-5.3-Flash: 58.4 (#36), Nova 2 Lite: 43.0 (#94)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Expert15131358
GPQA Diamond90.2%—
Vectara Hallucination Rate—5.1%

Multimodal Not comparable

GLM-5.3-Flash: 42.8 (#27), Nova 2 Lite: —

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Vision1296—

Multilingual GLM-5.3-Flash leads

GLM-5.3-Flash: 56.0 (#25), Nova 2 Lite: 47.1 (#153)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Non-English14621337
LMArena Chinese15271364
LMArena French14961381
LMArena German14701343
LMArena Japanese14291271
LMArena Korean14461284
LMArena Russian14691343
LMArena Spanish14711373

Instruction Following GLM-5.3-Flash leads

GLM-5.3-Flash: 77.5 (#20), Nova 2 Lite: 70.5 (#161)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Instruction Following14781335

Long Context GLM-5.3-Flash leads

GLM-5.3-Flash: 45.4 (#39), Nova 2 Lite: 40.6 (#150)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Longer Query14821335

Writing & Preference GLM-5.3-Flash leads

GLM-5.3-Flash: 65.3 (#50), Nova 2 Lite: 53.9 (#154)

BenchmarkGLM-5.3-FlashNova 2 Lite
LMArena Text14711362
LMArena Creative Writing14421291
LMArena Multi-Turn14671338

Frequently asked questions

Is GLM-5.3-Flash better than Nova 2 Lite?

GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 39.7 on the Noometry Index.

Which is cheaper, GLM-5.3-Flash or Nova 2 Lite?

GLM-5.3-Flash is cheaper. It lists at $0.15 per million input tokens and $0.50 per million output tokens; Nova 2 Lite lists at $0.30 and $2.50.

Is GLM-5.3-Flash or Nova 2 Lite better for coding?

GLM-5.3-Flash scores higher on coding benchmarks: 53.1 versus 40.7 in the Noometry coding category.

Which has the bigger context window?

Both accept 1M tokens.

How many benchmarks do GLM-5.3-Flash and Nova 2 Lite share?

17 benchmarks have published results for both models. GLM-5.3-Flash has 40 scored results on Noometry and Nova 2 Lite has 19.

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