Noometry

Model comparison

ERNIE 5.1 vs GPT-5.2

GPT-5.2 is the stronger model overall, scoring 54.1 to 43.8 on the Noometry Index.

Last verified . 19 shared benchmarks.

ERNIE 5.1 Baidu

43.8

Rank #83 Confirmed

GPT-5.2 OpenAI

54.1

Rank #34 Confirmed

Summary

  • They share 19 benchmarks with published results for both. ERNIE 5.1 scores higher in 3 categories and GPT-5.2 in 5 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GPT-5.2 leads 50.2 to 21.9.
  • The biggest single-benchmark swing is NYT Connections (extended): 23.4% for ERNIE 5.1 and 83.6% for GPT-5.2.

Side by side

ERNIE 5.1GPT-5.2
ProviderBaiduOpenAI
Noometry Index43.854.1
Released—2025-12-11
WeightsProprietaryProprietary
Context window—400K
Max output—128K
Input $ / M tokens—$1.75
Output $ / M tokens—$14
Results tracked1967

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Category by category

Coding GPT-5.2 leads

ERNIE 5.1: 44.0 (#76), GPT-5.2: 51.6 (#37)

BenchmarkERNIE 5.1GPT-5.2
LMArena Coding14881447
SWE-bench Verified—73.8%
SWE-bench Verified (bash only)—72.8%
LMArena WebDev—1416
SWE-bench Multilingual—66.7%
GSO—27.4%
WeirdML—72.2%
ALE-Bench—1,294
AlgoTune—2.05

Agentic & Tool Use Not comparable

ERNIE 5.1: —, GPT-5.2: 40.2 (#24)

BenchmarkERNIE 5.1GPT-5.2
LMArena Search12271207
Terminal-Bench—64.9%
Berkeley Function Calling Leaderboard—55.9%
GDPval—49.7%
Remote Labor Index—2.5%
τ²-bench Airline—83%
τ²-bench Banking—32.2%
τ²-bench Retail—81.6%
τ²-bench Telecom—89.7%
DeepResearch Bench—41.1%
METR Time Horizons—75.3%
Vending-Bench 2—3,591

Reasoning GPT-5.2 leads

ERNIE 5.1: 21.9 (#211), GPT-5.2: 50.2 (#35)

BenchmarkERNIE 5.1GPT-5.2
NYT Connections (extended)23.4%83.6%
LMArena Hard Prompts14811445
ARC-AGI-2—52.9%
SimpleBench—45.8%
Kagi LLM Benchmark—73.3%
ARC-AGI-1—86.2%
Chess Puzzles—49%
EnigmaEval—10.4%
EBR-Bench—23%
Mystery Game Puzzles—23%
DTBench—90.9%
LMCA—43.9%
Epoch Capabilities Index—153.45
ForecastBench—60.1

Math GPT-5.2 leads

ERNIE 5.1: 40.3 (#92), GPT-5.2: 60.0 (#38)

BenchmarkERNIE 5.1GPT-5.2
LMArena Math14811440
FrontierMath (Tiers 1-3)—67.4%
FrontierMath Tier 4—31.7%
MathArena Final-Answer Competitions—72%
OTIS Mock AIME 2024-2025—96.1%
ProofBench—15%
FrontierMath (Feb 2025 set)—40.7%
FrontierMath Tier 4 (v1)—18.8%

Knowledge GPT-5.2 leads

ERNIE 5.1: 41.9 (#102), GPT-5.2: 59.3 (#32)

BenchmarkERNIE 5.1GPT-5.2
LMArena Expert14921445
GPQA Diamond—91.4%
Humanity's Last Exam—27.8%
SimpleQA Verified—37.1%
Vectara Hallucination Rate—8.4%

Multimodal Not comparable

ERNIE 5.1: —, GPT-5.2: 51.3 (#7)

BenchmarkERNIE 5.1GPT-5.2
LMArena Vision—1268
VPCT—84%
Furniture Assembly—38.3%
LMArena Document—1405

Multilingual ERNIE 5.1 leads

ERNIE 5.1: 55.5 (#29), GPT-5.2: 53.4 (#67)

BenchmarkERNIE 5.1GPT-5.2
LMArena Non-English14541425
LMArena Chinese15081460
LMArena French14881455
LMArena German14701448
LMArena Japanese14221420
LMArena Korean14271392
LMArena Russian14591440
LMArena Spanish14731433

Instruction Following ERNIE 5.1 leads

ERNIE 5.1: 76.7 (#37), GPT-5.2: 74.7 (#89)

BenchmarkERNIE 5.1GPT-5.2
LMArena Instruction Following14601417

Long Context Too close to call

ERNIE 5.1: 44.7 (#59), GPT-5.2: 44.0 (#78)

BenchmarkERNIE 5.1GPT-5.2
LMArena Longer Query14621428
CL-bench—18.2%

Writing & Preference GPT-5.2 leads

ERNIE 5.1: 65.1 (#52), GPT-5.2: 66.8 (#32)

BenchmarkERNIE 5.1GPT-5.2
LMArena Text14681439
LMArena Creative Writing14411401
LMArena Multi-Turn14711458
EQ-Bench Creative Writing—1703

Frequently asked questions

Is ERNIE 5.1 better than GPT-5.2?

GPT-5.2 is the stronger model overall, scoring 54.1 to 43.8 on the Noometry Index.

Is ERNIE 5.1 or GPT-5.2 better for coding?

GPT-5.2 scores higher on coding benchmarks: 51.6 versus 44.0 in the Noometry coding category.

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

19 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and GPT-5.2 has 67.

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