Model comparison
ERNIE 5.1 vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.2 to 43.1 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where GPT-5 Pro leads 39.2 to 20.9.
Side by side
| ERNIE 5.1 | GPT-5 Pro | |
|---|---|---|
| Provider | Baidu | OpenAI |
| Noometry Index | 43.1 | 46.2 |
| Released | — | 2025-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 272K |
| Input $ / M tokens | — | $15 |
| Output $ / M tokens | — | $120 |
| Results tracked | 19 | 12 |
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Category by category
Coding Too close to call
ERNIE 5.1: 43.4 (#78), GPT-5 Pro: 43.4 (#77)
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| WeirdML | — | 60.4% |
| LMArena Coding | 1488 | — |
| AlgoTune | — | 1.31 |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, GPT-5 Pro: —
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| LMArena Search | 1227 | — |
Reasoning GPT-5 Pro leads
ERNIE 5.1: 20.9 (#209), GPT-5 Pro: 39.2 (#52)
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| ARC-AGI-2 | — | 18.3% |
| SimpleBench | — | 61.6% |
| Kagi LLM Benchmark | — | 76.8% |
| NYT Connections (extended) | 23.4% | — |
| ARC-AGI-1 | — | 70.2% |
| EnigmaEval | — | 18.8% |
| LMArena Hard Prompts | 1481 | — |
| Epoch Capabilities Index | — | 150.26 |
Math GPT-5 Pro leads
ERNIE 5.1: 37.5 (#96), GPT-5 Pro: 48.0 (#53)
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| LMArena Math | 1481 | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge GPT-5 Pro leads
ERNIE 5.1: 41.2 (#103), GPT-5 Pro: 56.2 (#39)
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
| LMArena Expert | 1491 | — |
Multilingual Not comparable
ERNIE 5.1: 55.7 (#28), GPT-5 Pro: —
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1455 | — |
| LMArena Chinese | 1507 | — |
| LMArena French | 1486 | — |
| LMArena German | 1470 | — |
| LMArena Japanese | 1422 | — |
| LMArena Korean | 1428 | — |
| LMArena Russian | 1459 | — |
| LMArena Spanish | 1472 | — |
Instruction Following Not comparable
ERNIE 5.1: 76.9 (#35), GPT-5 Pro: —
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1460 | — |
Long Context Not comparable
ERNIE 5.1: 44.7 (#56), GPT-5 Pro: —
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1462 | — |
Writing & Preference Not comparable
ERNIE 5.1: 65.3 (#50), GPT-5 Pro: —
| Benchmark | ERNIE 5.1 | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1468 | — |
| LMArena Creative Writing | 1440 | — |
| LMArena Multi-Turn | 1471 | — |
Frequently asked questions
Is ERNIE 5.1 better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.2 to 43.1 on the Noometry Index.
Is ERNIE 5.1 or GPT-5 Pro better for coding?
They score almost the same on coding (43.4 vs 43.4); test both on your own repository before choosing.
How many benchmarks do ERNIE 5.1 and GPT-5 Pro share?
0 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and GPT-5 Pro has 12.