Noometry

Model comparison

GLM-5.1 vs Grok 4.7

GLM-5.1 and Grok 4.7 score almost the same on the Noometry Index (47.6 vs 46.6), so choose on price, context window or the category you care about most.

Last verified . 18 shared benchmarks.

GLM-5.1 Z.ai (Zhipu)

47.6

Rank #51 Confirmed

Grok 4.7 xAI

46.6

Rank #56 Confirmed

Summary

  • They share 18 benchmarks with published results for both. GLM-5.1 scores higher in 5 categories and Grok 4.7 in 3 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where GLM-5.1 leads 55.0 to 38.7.
  • The biggest single-benchmark swing is SciCode: 43.8% for GLM-5.1 and 57.4% for Grok 4.7.
  • GLM-5.1 is cheaper at $1.40 / $4.40 per million input/output tokens, against $2 / $6 for Grok 4.7.
  • Grok 4.7 accepts more context: 500K tokens versus 200K.
  • GLM-5.1 has downloadable open weights; the other is API-only.

Side by side

GLM-5.1Grok 4.7
ProviderZ.ai (Zhipu)xAI
Noometry Index47.646.6
Released2026-04-072026-09-21
WeightsOpenProprietary
Context window200K500K
Max output131K500K
Input $ / M tokens$1.40$2
Output $ / M tokens$4.40$6
Results tracked4121

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Category by category

Coding Grok 4.7 leads

GLM-5.1: 48.5 (#52), Grok 4.7: 55.0 (#23)

BenchmarkGLM-5.1Grok 4.7
LMArena WebDev15091636
SciCode43.8%57.4%
LMArena Coding14861423
SWE-bench Verified74.2%—
CursorBench—46.3%
FrontierSWE—29.5%
WeirdML57.1%—
ALE-Bench887.1—

Agentic & Tool Use Not comparable

GLM-5.1: 24.8 (#106), Grok 4.7: —

BenchmarkGLM-5.1Grok 4.7
APEX-Agents40.9%—
ExploitBench18.1%—
GBAEval0%—
Vending-Bench 25,634—

Reasoning Grok 4.7 leads

GLM-5.1: 38.2 (#57), Grok 4.7: 40.1 (#49)

BenchmarkGLM-5.1Grok 4.7
NYT Connections (extended)77.7%76.8%
CritPt4.6%17.7%
LMArena Hard Prompts14721409
SimpleBench55.1%—
Chess Puzzles19%—
Thematic Generalization69.8%—
Epoch Capabilities Index149.86—

Math GLM-5.1 leads

GLM-5.1: 49.0 (#48), Grok 4.7: 41.1 (#73)

BenchmarkGLM-5.1Grok 4.7
ProofBench22.2%34%
LMArena Math14721393
FrontierMath (Tiers 1-3)36.8%—
MathArena Final-Answer Competitions67.1%—
OTIS Mock AIME 2024-202593.3%—
FrontierMath (Feb 2025 set)33.4%—
FrontierMath Tier 4 (v1)12.5%—

Knowledge GLM-5.1 leads

GLM-5.1: 55.0 (#45), Grok 4.7: 38.7 (#130)

BenchmarkGLM-5.1Grok 4.7
LMArena Expert14771413
GPQA Diamond89.9%—
SimpleQA Verified34%—

Multimodal Not comparable

GLM-5.1: —, Grok 4.7: 28.8 (#107)

BenchmarkGLM-5.1Grok 4.7
Furniture Assembly—20.8%

Multilingual GLM-5.1 leads

GLM-5.1: 55.2 (#34), Grok 4.7: 51.2 (#108)

BenchmarkGLM-5.1Grok 4.7
LMArena Non-English14481392
LMArena Chinese15161476
LMArena Russian14531396
LMArena French1478—
LMArena German1466—
LMArena Japanese1436—
LMArena Korean1423—
LMArena Spanish1467—

Instruction Following GLM-5.1 leads

GLM-5.1: 76.5 (#41), Grok 4.7: 74.3 (#98)

BenchmarkGLM-5.1Grok 4.7
LMArena Instruction Following14511406

Long Context GLM-5.1 leads

GLM-5.1: 44.9 (#51), Grok 4.7: 43.2 (#97)

BenchmarkGLM-5.1Grok 4.7
LMArena Longer Query14671416

Writing & Preference Grok 4.7 leads

GLM-5.1: 67.2 (#29), Grok 4.7: 70.1 (#23)

BenchmarkGLM-5.1Grok 4.7
LMArena Text14621397
LMArena Creative Writing14541391
EQ-Bench Creative Writing15922007
LMArena Multi-Turn14731389

Frequently asked questions

Is GLM-5.1 better than Grok 4.7?

GLM-5.1 and Grok 4.7 score almost the same on the Noometry Index (47.6 vs 46.6), so choose on price, context window or the category you care about most.

Which is cheaper, GLM-5.1 or Grok 4.7?

GLM-5.1 is cheaper. It lists at $1.40 per million input tokens and $4.40 per million output tokens; Grok 4.7 lists at $2 and $6.

Is GLM-5.1 or Grok 4.7 better for coding?

Grok 4.7 scores higher on coding benchmarks: 55.0 versus 48.5 in the Noometry coding category.

Which has the bigger context window?

Grok 4.7 does, with 500K tokens against 200K.

How many benchmarks do GLM-5.1 and Grok 4.7 share?

18 benchmarks have published results for both models. GLM-5.1 has 41 scored results on Noometry and Grok 4.7 has 21.

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