Noometry

Model comparison

ERNIE 5.1 vs GPT-4.1

ERNIE 5.1 is the stronger model overall, scoring 43.1 to 35.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

ERNIE 5.1 Baidu

43.1

Rank #87 Confirmed

GPT-4.1 OpenAI

35.7

Rank #215 Confirmed

Summary

  • They share 17 benchmarks with published results for both. ERNIE 5.1 scores higher in 8 categories and GPT-4.1 in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where ERNIE 5.1 leads 37.5 to 21.4.

Side by side

ERNIE 5.1GPT-4.1
ProviderBaiduOpenAI
Noometry Index43.135.7
Released—2025-04-14
WeightsProprietaryProprietary
Context window—1.05M
Max output—33K
Input $ / M tokens—$2
Output $ / M tokens—$8
Results tracked1952

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Category by category

Coding ERNIE 5.1 leads

ERNIE 5.1: 43.4 (#78), GPT-4.1: 34.2 (#228)

BenchmarkERNIE 5.1GPT-4.1
LMArena Coding14881391
SWE-bench Verified—48.5%
SWE-bench Verified (bash only)—39.6%
Aider Polyglot—52.4%
WeirdML—39%
CadEval—42%
ALE-Bench—558.1

Agentic & Tool Use Not comparable

ERNIE 5.1: —, GPT-4.1: 34.4 (#40)

BenchmarkERNIE 5.1GPT-4.1
Berkeley Function Calling Leaderboard—54%
LMArena Search1227—

Reasoning ERNIE 5.1 leads

ERNIE 5.1: 20.9 (#209), GPT-4.1: 11.7 (#334)

BenchmarkERNIE 5.1GPT-4.1
LMArena Hard Prompts14811384
ARC-AGI-2—0.4%
SimpleBench—27%
Kagi LLM Benchmark—52.3%
NYT Connections (extended)23.4%—
ARC-AGI-1—5.5%
Chess Puzzles—6%
EnigmaEval—2.2%
DTBench—68.3%
LMCA—25.6%
Epoch Capabilities Index—136.79
ForecastBench—61.5

Math ERNIE 5.1 leads

ERNIE 5.1: 37.5 (#96), GPT-4.1: 21.4 (#269)

BenchmarkERNIE 5.1GPT-4.1
LMArena Math14811369
FrontierMath (Tiers 1-3)—6%
OTIS Mock AIME 2024-2025—38.3%
Omni-MATH—47.1%
MATH Level 5—83%
FrontierMath (Feb 2025 set)—5.5%
FrontierMath Tier 4 (v1)—0%

Knowledge ERNIE 5.1 leads

ERNIE 5.1: 41.2 (#103), GPT-4.1: 37.0 (#152)

BenchmarkERNIE 5.1GPT-4.1
LMArena Expert14911364
GPQA Diamond—66.9%
Humanity's Last Exam—5.4%
SimpleQA Verified—31.1%
MMLU-Pro—81.1%
Vectara Hallucination Rate—5.6%
GPQA (HELM)—65.9%

Multimodal Not comparable

ERNIE 5.1: —, GPT-4.1: 37.5 (#66)

BenchmarkERNIE 5.1GPT-4.1
LMArena Vision—1210
GeoBench—72%

Multilingual ERNIE 5.1 leads

ERNIE 5.1: 55.7 (#28), GPT-4.1: 49.6 (#128)

BenchmarkERNIE 5.1GPT-4.1
LMArena Non-English14551370
LMArena Chinese15071382
LMArena French14861383
LMArena German14701380
LMArena Japanese14221320
LMArena Korean14281339
LMArena Russian14591377
LMArena Spanish14721375

Instruction Following ERNIE 5.1 leads

ERNIE 5.1: 76.9 (#35), GPT-4.1: 71.5 (#148)

BenchmarkERNIE 5.1GPT-4.1
LMArena Instruction Following14601367
IFEval—83.8%

Long Context ERNIE 5.1 leads

ERNIE 5.1: 44.7 (#56), GPT-4.1: 40.0 (#158)

BenchmarkERNIE 5.1GPT-4.1
LMArena Longer Query14621385
Fiction.LiveBench—63.9%

Writing & Preference ERNIE 5.1 leads

ERNIE 5.1: 65.3 (#50), GPT-4.1: 57.8 (#120)

BenchmarkERNIE 5.1GPT-4.1
LMArena Text14681383
LMArena Creative Writing14401363
LMArena Multi-Turn14711398
EQ-Bench Creative Writing—1420
WildBench—85.4%

Frequently asked questions

Is ERNIE 5.1 better than GPT-4.1?

ERNIE 5.1 is the stronger model overall, scoring 43.1 to 35.7 on the Noometry Index.

Is ERNIE 5.1 or GPT-4.1 better for coding?

ERNIE 5.1 scores higher on coding benchmarks: 43.4 versus 34.2 in the Noometry coding category.

How many benchmarks do ERNIE 5.1 and GPT-4.1 share?

17 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and GPT-4.1 has 52.

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