Noometry

Model comparison

ERNIE 5.1 vs GLM-5.2

GLM-5.2 is the stronger model overall, scoring 50.9 to 43.1 on the Noometry Index.

Last verified . 18 shared benchmarks.

ERNIE 5.1 Baidu

43.1

Rank #87 Confirmed

GLM-5.2 Z.ai (Zhipu)

50.9

Rank #38 Confirmed

Summary

  • They share 18 benchmarks with published results for both. ERNIE 5.1 scores higher in 0 categories and GLM-5.2 in 8 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GLM-5.2 leads 42.1 to 20.9.
  • The biggest single-benchmark swing is NYT Connections (extended): 23.4% for ERNIE 5.1 and 74.3% for GLM-5.2.
  • GLM-5.2 has downloadable open weights; the other is API-only.

Side by side

ERNIE 5.1GLM-5.2
ProviderBaiduZ.ai (Zhipu)
Noometry Index43.150.9
Released—2026-06-13
WeightsProprietaryOpen
Context window—1M
Max output—131K
Input $ / M tokens—$1.40
Output $ / M tokens—$4.40
Results tracked1950

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Category by category

Coding GLM-5.2 leads

ERNIE 5.1: 43.4 (#78), GLM-5.2: 50.9 (#37)

BenchmarkERNIE 5.1GLM-5.2
LMArena Coding14881484
SWE-bench Verified—78.7%
DeepSWE—43.8%
FrontierCode—24.5%
LMArena WebDev—1604
SciCode—50.5%
WeirdML—70.1%
ALE-Bench—1,047

Agentic & Tool Use Not comparable

ERNIE 5.1: —, GLM-5.2: 31.6 (#63)

BenchmarkERNIE 5.1GLM-5.2
τ²-bench Banking—37.1%
PostTrainBench—31.7%
GBAEval—0%
LMArena Search1227—
Vending-Bench 2—8,314

Reasoning GLM-5.2 leads

ERNIE 5.1: 20.9 (#209), GLM-5.2: 42.1 (#46)

BenchmarkERNIE 5.1GLM-5.2
NYT Connections (extended)23.4%74.3%
LMArena Hard Prompts14811480
ARC-AGI-2—22.8%
SimpleBench—58.8%
Kagi LLM Benchmark—62.6%
ARC-AGI-1—77%
CritPt—20.9%
Chess Puzzles—21%
EBR-Bench—9.5%
Mystery Game Puzzles—19%
DTBench—93.6%
LMCA—45.8%
Surface Evolver Bench—55.6%
Epoch Capabilities Index—151.76

Math GLM-5.2 leads

ERNIE 5.1: 37.5 (#96), GLM-5.2: 55.4 (#35)

BenchmarkERNIE 5.1GLM-5.2
LMArena Math14811482
FrontierMath (Tiers 1-3)—59.2%
FrontierMath Tier 4—29.3%
MathArena Final-Answer Competitions—67.6%
OTIS Mock AIME 2024-2025—86.4%
ProofBench—35%

Knowledge GLM-5.2 leads

ERNIE 5.1: 41.2 (#103), GLM-5.2: 57.1 (#36)

BenchmarkERNIE 5.1GLM-5.2
LMArena Expert14911484
GPQA Diamond—91.9%
SimpleQA Verified—34.2%

Multilingual Too close to call

ERNIE 5.1: 55.7 (#28), GLM-5.2: 56.0 (#25)

BenchmarkERNIE 5.1GLM-5.2
LMArena Non-English14551459
LMArena Chinese15071518
LMArena French14861476
LMArena German14701470
LMArena Japanese14221451
LMArena Korean14281445
LMArena Russian14591467
LMArena Spanish14721477

Instruction Following Too close to call

ERNIE 5.1: 76.9 (#35), GLM-5.2: 77.1 (#32)

BenchmarkERNIE 5.1GLM-5.2
LMArena Instruction Following14601465

Long Context Too close to call

ERNIE 5.1: 44.7 (#56), GLM-5.2: 45.3 (#43)

BenchmarkERNIE 5.1GLM-5.2
LMArena Longer Query14621479

Writing & Preference GLM-5.2 leads

ERNIE 5.1: 65.3 (#50), GLM-5.2: 70.7 (#20)

BenchmarkERNIE 5.1GLM-5.2
LMArena Text14681470
LMArena Creative Writing14401465
LMArena Multi-Turn14711468
EQ-Bench Creative Writing—1757
EQ-Bench 4—1222

Frequently asked questions

Is ERNIE 5.1 better than GLM-5.2?

GLM-5.2 is the stronger model overall, scoring 50.9 to 43.1 on the Noometry Index.

Is ERNIE 5.1 or GLM-5.2 better for coding?

GLM-5.2 scores higher on coding benchmarks: 50.9 versus 43.4 in the Noometry coding category.

How many benchmarks do ERNIE 5.1 and GLM-5.2 share?

18 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and GLM-5.2 has 50.

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