Model comparison
ERNIE 5.1 vs o1-pro
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 31.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
BaiduSummary
- The widest gap is in knowledge, where ERNIE 5.1 leads 41.9 to 29.7.
Side by side
| ERNIE 5.1 | o1-pro | |
|---|---|---|
| Provider | Baidu | OpenAI |
| Noometry Index | 43.8 | 31.5 |
| Released | — | 2025-03-19 |
| Weights | Proprietary | Proprietary |
| Context window | — | 200K |
| Max output | — | 100K |
| Input $ / M tokens | — | $150 |
| Output $ / M tokens | — | $600 |
| Results tracked | 19 | 3 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Not comparable
ERNIE 5.1: 44.0 (#76), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Coding | 1488 | — |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Search | 1227 | — |
Reasoning ERNIE 5.1 leads
ERNIE 5.1: 21.9 (#211), o1-pro: 20.4 (#239)
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| NYT Connections (extended) | 23.4% | — |
| ARC-AGI-1 | — | 23.3% |
| EnigmaEval | — | 6.1% |
| LMArena Hard Prompts | 1481 | — |
Math Not comparable
ERNIE 5.1: 40.3 (#92), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Math | 1481 | — |
Knowledge ERNIE 5.1 leads
ERNIE 5.1: 41.9 (#102), o1-pro: 29.7 (#234)
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| Humanity's Last Exam | — | 8.1% |
| LMArena Expert | 1492 | — |
Multilingual Not comparable
ERNIE 5.1: 55.5 (#29), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Non-English | 1454 | — |
| LMArena Chinese | 1508 | — |
| LMArena French | 1488 | — |
| LMArena German | 1470 | — |
| LMArena Japanese | 1422 | — |
| LMArena Korean | 1427 | — |
| LMArena Russian | 1459 | — |
| LMArena Spanish | 1473 | — |
Instruction Following Not comparable
ERNIE 5.1: 76.7 (#37), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Instruction Following | 1460 | — |
Long Context Not comparable
ERNIE 5.1: 44.7 (#59), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Longer Query | 1462 | — |
Writing & Preference Not comparable
ERNIE 5.1: 65.1 (#52), o1-pro: —
| Benchmark | ERNIE 5.1 | o1-pro |
|---|---|---|
| LMArena Text | 1468 | — |
| LMArena Creative Writing | 1441 | — |
| LMArena Multi-Turn | 1471 | — |
Frequently asked questions
Is ERNIE 5.1 better than o1-pro?
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 31.5 on the Noometry Index.
How many benchmarks do ERNIE 5.1 and o1-pro share?
0 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and o1-pro has 3.