Model comparison

GLM-4.5 vs Mistral Medium 3.1

GLM-4.5 is the stronger model overall, scoring 42.0 to 31.9 on the Noometry Index.

Last verified . 1 shared benchmarks.

GLM-4.5 Z.ai (Zhipu)

42.0

Rank #122 Confirmed

Mistral Medium 3.1 Mistral AI

31.9

Rank #266 Reported

Summary

  • They share 1 benchmark with published results for both. GLM-4.5 scores higher in 2 categories and Mistral Medium 3.1 in 0 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GLM-4.5 leads 28.6 to 10.6.
  • Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $0.60 / $2.20 for GLM-4.5.
  • GLM-4.5 has downloadable open weights; the other is API-only.

Side by side

GLM-4.5 and Mistral Medium 3.1 specifications
GLM-4.5Mistral Medium 3.1
ProviderZ.ai (Zhipu)Mistral AI
Noometry Index42.031.9
Released2025-07-27—
WeightsOpenProprietary
Context window131K131K
Max output98K105K
Input $ / M tokens$0.60$0.40
Output $ / M tokens$2.20$2
Results tracked273

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Category by category

Coding Not comparable

GLM-4.5: 41.4 (#125), Mistral Medium 3.1: —

Coding benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
SWE-bench Verified (bash only)54.2%—
WeirdML40.6%—
LMArena Coding1434—
ALE-Bench344.82—
AlgoTune1.52—

Reasoning GLM-4.5 leads

GLM-4.5: 28.6 (#100), Mistral Medium 3.1: 10.6 (#341)

Reasoning benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
Kagi LLM Benchmark57.9%—
NYT Connections (extended)—6.5%
Thematic Generalization—20.3%
LMArena Hard Prompts1429—

Math Not comparable

GLM-4.5: 39.0 (#116), Mistral Medium 3.1: —

Math benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
LMArena Math1427—

Knowledge Not comparable

GLM-4.5: 35.9 (#179), Mistral Medium 3.1: —

Knowledge benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
Humanity's Last Exam8.3%—
Confabulations11.3%—
LMArena Expert1433—

Multilingual Not comparable

GLM-4.5: 52.8 (#77), Mistral Medium 3.1: —

Multilingual benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
LMArena Non-English1417—
LMArena Chinese1465—
LMArena French1418—
LMArena German1407—
LMArena Japanese1415—
LMArena Korean1380—
LMArena Russian1414—
LMArena Spanish1454—

Instruction Following Not comparable

GLM-4.5: 74.1 (#104), Mistral Medium 3.1: —

Instruction Following benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
LMArena Instruction Following1404—

Long Context Not comparable

GLM-4.5: 38.2 (#201), Mistral Medium 3.1: —

Long Context benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
Fiction.LiveBench58.3%—
LMArena Longer Query1412—

Writing & Preference GLM-4.5 leads

GLM-4.5: 57.5 (#127), Mistral Medium 3.1: 55.5 (#145)

Writing & Preference benchmarks
BenchmarkGLM-4.5Mistral Medium 3.1
EQ-Bench Creative Writing13431476
LMArena Text1430—
LMArena Creative Writing1395—
Short-Story Creative Writing73.4%—
LMArena Multi-Turn1415—

Frequently asked questions

Is GLM-4.5 better than Mistral Medium 3.1?

GLM-4.5 is the stronger model overall, scoring 42.0 to 31.9 on the Noometry Index.

Which is cheaper, GLM-4.5 or Mistral Medium 3.1?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; GLM-4.5 lists at $0.60 and $2.20.

Which has the bigger context window?

Both accept 131K tokens.

How many benchmarks do GLM-4.5 and Mistral Medium 3.1 share?

1 benchmark has published results for both models. GLM-4.5 has 27 scored results on Noometry and Mistral Medium 3.1 has 3.

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