Noometry

Model comparison

GLM-5.3-Flash vs Mistral Small 4

GLM-5.3-Flash has enough public results to be ranked (#45); Mistral Small 4 does not yet, so treat this comparison as directional.

Last verified . 0 shared benchmarks.

GLM-5.3-Flash Z.ai (Zhipu)

49.6

Rank #45 Confirmed

Mistral Small 4 Mistral AI

30.2

Unranked Sparse

Summary

  • The widest gap is in reasoning, where GLM-5.3-Flash leads 31.7 to 21.2.
  • Mistral Small 4 is cheaper at $0.075 / $0.30 per million input/output tokens, against $0.15 / $0.50 for GLM-5.3-Flash.
  • GLM-5.3-Flash accepts more context: 1M tokens versus 262K.

Side by side

GLM-5.3-FlashMistral Small 4
ProviderZ.ai (Zhipu)Mistral AI
Noometry Index49.630.2
Released2026-08-20—
WeightsOpenOpen
Context window1M262K
Max output131K210K
Input $ / M tokens$0.15$0.075
Output $ / M tokens$0.50$0.30
Results tracked361

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Category by category

Coding Not comparable

GLM-5.3-Flash: 53.7 (#26), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
DeepSWE63.4%—
FrontierCode31.8%—
LMArena WebDev1614—
SciCode51.6%—
LMArena Coding1506—
ALE-Bench303.55—

Agentic & Tool Use Not comparable

GLM-5.3-Flash: 34.3 (#41), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
APEX-Agents52.8%—
GDP.pdf14%—

Reasoning GLM-5.3-Flash leads

GLM-5.3-Flash: 31.7 (#69), Mistral Small 4: 21.2

BenchmarkGLM-5.3-FlashMistral Small 4
Kagi LLM Benchmark—40.5%
CritPt15.4%—
Chess Puzzles14%—
LMArena Hard Prompts1490—
Mystery Game Puzzles8%—
Surface Evolver Bench52.5%—
Bench to the Future 30.15—
Epoch Capabilities Index151.9—

Math Not comparable

GLM-5.3-Flash: 53.1 (#38), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
FrontierMath (Tiers 1-3)55.8%—
FrontierMath Tier 417.1%—
OTIS Mock AIME 2024-202593.9%—
ProofBench21%—
LMArena Math1499—

Knowledge Not comparable

GLM-5.3-Flash: 58.4 (#33), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
GPQA Diamond90.2%—
LMArena Expert1512—

Multimodal Not comparable

GLM-5.3-Flash: 42.6 (#25), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
LMArena Vision1304—

Multilingual Not comparable

GLM-5.3-Flash: 56.2 (#24), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
LMArena Non-English1462—
LMArena Chinese1529—
LMArena French1495—
LMArena German1457—
LMArena Japanese1420—
LMArena Korean1443—
LMArena Russian1472—
LMArena Spanish1471—

Instruction Following Not comparable

GLM-5.3-Flash: 77.8 (#17), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
LMArena Instruction Following1480—

Long Context Not comparable

GLM-5.3-Flash: 45.3 (#41), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
LMArena Longer Query1479—

Writing & Preference Not comparable

GLM-5.3-Flash: 65.4 (#49), Mistral Small 4: —

BenchmarkGLM-5.3-FlashMistral Small 4
LMArena Text1471—
LMArena Creative Writing1440—
LMArena Multi-Turn1471—

Frequently asked questions

Is GLM-5.3-Flash better than Mistral Small 4?

GLM-5.3-Flash has enough public results to be ranked (#45); Mistral Small 4 does not yet, so treat this comparison as directional.

Which is cheaper, GLM-5.3-Flash or Mistral Small 4?

Mistral Small 4 is cheaper. It lists at $0.075 per million input tokens and $0.30 per million output tokens; GLM-5.3-Flash lists at $0.15 and $0.50.

Which has the bigger context window?

GLM-5.3-Flash does, with 1M tokens against 262K.

How many benchmarks do GLM-5.3-Flash and Mistral Small 4 share?

0 benchmarks have published results for both models. GLM-5.3-Flash has 36 scored results on Noometry and Mistral Small 4 has 1.

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