Model comparison

GLM-5.1 vs Qwen3.6 Max Preview

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 47.8 on the Noometry Index.

Last verified . 26 shared benchmarks.

GLM-5.1 Z.ai (Zhipu)

47.8

Rank #59 Confirmed

Qwen3.6 Max Preview Alibaba (Qwen)

51.5

Rank #43 Confirmed

Summary

  • They share 26 benchmarks with published results for both. GLM-5.1 scores higher in 4 categories and Qwen3.6 Max Preview in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in math, where Qwen3.6 Max Preview leads 54.1 to 49.7.
  • The biggest single-benchmark swing is SimpleQA Verified: 34% for GLM-5.1 and 52% for Qwen3.6 Max Preview.
  • GLM-5.1 is cheaper at $1.40 / $4.40 per million input/output tokens, against $1.30 / $7.80 for Qwen3.6 Max Preview.
  • Qwen3.6 Max Preview accepts more context: 262K tokens versus 200K.
  • GLM-5.1 has downloadable open weights; the other is API-only.

Side by side

GLM-5.1 and Qwen3.6 Max Preview specifications
GLM-5.1Qwen3.6 Max Preview
ProviderZ.ai (Zhipu)Alibaba (Qwen)
Noometry Index47.851.5
Released2026-04-072026-04-20
WeightsOpenProprietary
Context window200K262K
Max output131K66K
Input $ / M tokens$1.40$1.30
Output $ / M tokens$4.40$7.80
Results tracked4129

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Category by category

Coding Too close to call

GLM-5.1: 48.7 (#55), Qwen3.6 Max Preview: 48.7 (#54)

Coding benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
SWE-bench Verified74.2%76.7%
LMArena WebDev15081482
LMArena Coding14851471
SciCode43.8%—
WeirdML57.1%—
ALE-Bench887.1—

Agentic & Tool Use Not comparable

GLM-5.1: 24.9 (#113), Qwen3.6 Max Preview: —

Agentic & Tool Use benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
Vending-Bench 25,6344,254
APEX-Agents40.9%—
ExploitBench18.1%—
GBAEval0%—

Reasoning Qwen3.6 Max Preview leads

GLM-5.1: 39.1 (#60), Qwen3.6 Max Preview: 41.7 (#53)

Reasoning benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
SimpleBench55.1%63%
NYT Connections (extended)77.7%74.1%
Chess Puzzles19%20%
LMArena Hard Prompts14721457
Epoch Capabilities Index149.84149.24
CritPt4.6%—
Thematic Generalization69.8%—
Mystery Game Puzzles—19%
DTBench—87.2%
LMCA—42.5%

Math Qwen3.6 Max Preview leads

GLM-5.1: 49.7 (#60), Qwen3.6 Max Preview: 54.1 (#46)

Math benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
OTIS Mock AIME 2024-202593.3%91.1%
LMArena Math14731465
FrontierMath (Feb 2025 set)33.4%23.1%
FrontierMath Tier 4 (v1)12.5%4.2%
FrontierMath (Tiers 1-3)36.8%—
MathArena Final-Answer Competitions67.1%—
ProofBench22.2%—

Knowledge Qwen3.6 Max Preview leads

GLM-5.1: 54.9 (#50), Qwen3.6 Max Preview: 57.6 (#39)

Knowledge benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
GPQA Diamond89.9%87.4%
SimpleQA Verified34%52%
LMArena Expert14761478

Multilingual Too close to call

GLM-5.1: 55.0 (#36), Qwen3.6 Max Preview: 54.2 (#48)

Multilingual benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
LMArena Non-English14471437
LMArena Chinese15151487
LMArena French14741449
LMArena Russian14541445
LMArena Spanish14691454
LMArena German1465—
LMArena Japanese1434—
LMArena Korean1418—

Instruction Following Too close to call

GLM-5.1: 76.3 (#42), Qwen3.6 Max Preview: 75.7 (#55)

Instruction Following benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
LMArena Instruction Following14511438

Long Context Too close to call

GLM-5.1: 44.9 (#53), Qwen3.6 Max Preview: 44.6 (#61)

Long Context benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
LMArena Longer Query14661457

Writing & Preference GLM-5.1 leads

GLM-5.1: 66.9 (#31), Qwen3.6 Max Preview: 63.8 (#60)

Writing & Preference benchmarks
BenchmarkGLM-5.1Qwen3.6 Max Preview
LMArena Text14611447
LMArena Creative Writing14531435
LMArena Multi-Turn14721456
EQ-Bench Creative Writing1592—

Frequently asked questions

Is GLM-5.1 better than Qwen3.6 Max Preview?

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 47.8 on the Noometry Index.

Which is cheaper, GLM-5.1 or Qwen3.6 Max Preview?

GLM-5.1 is cheaper. It lists at $1.40 per million input tokens and $4.40 per million output tokens; Qwen3.6 Max Preview lists at $1.30 and $7.80.

Is GLM-5.1 or Qwen3.6 Max Preview better for coding?

They score almost the same on coding (48.7 vs 48.7); test both on your own repository before choosing.

Which has the bigger context window?

Qwen3.6 Max Preview does, with 262K tokens against 200K.

How many benchmarks do GLM-5.1 and Qwen3.6 Max Preview share?

26 benchmarks have published results for both models. GLM-5.1 has 41 scored results on Noometry and Qwen3.6 Max Preview has 29.

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