Model comparison
ERNIE 5.1 vs GPT-6.1 Sol
GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 43.8 on the Noometry Index.
Last verified . 13 shared benchmarks.
BaiduSummary
- They share 13 benchmarks with published results for both. ERNIE 5.1 scores higher in 2 categories and GPT-6.1 Sol in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-6.1 Sol leads 81.9 to 21.9.
- The biggest single-benchmark swing is NYT Connections (extended): 23.4% for ERNIE 5.1 and 95.5% for GPT-6.1 Sol.
Side by side
| ERNIE 5.1 | GPT-6.1 Sol | |
|---|---|---|
| Provider | Baidu | OpenAI |
| Noometry Index | 43.8 | 65.6 |
| Released | — | 2026-09-29 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $2 |
| Output $ / M tokens | — | $10 |
| Results tracked | 19 | 34 |
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Category by category
Coding GPT-6.1 Sol leads
ERNIE 5.1: 44.0 (#76), GPT-6.1 Sol: 63.2 (#8)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Coding | 1488 | 1487 |
| DeepSWE | — | 75.2% |
| FrontierCode | — | 50.2% |
| LMArena WebDev | — | 1755 |
| SciCode | — | 55.8% |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, GPT-6.1 Sol: 39.6 (#26)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| APEX-Agents | — | 60% |
| GDP.pdf | — | 32% |
| LMArena Search | 1227 | — |
Reasoning GPT-6.1 Sol leads
ERNIE 5.1: 21.9 (#211), GPT-6.1 Sol: 81.9 (#2)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| NYT Connections (extended) | 23.4% | 95.5% |
| LMArena Hard Prompts | 1481 | 1466 |
| ARC-AGI-2 | — | 94.2% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 31.7% |
| Chess Puzzles | — | 61% |
| EBR-Bench | — | 54.3% |
| Mystery Game Puzzles | — | 80% |
| Epoch Capabilities Index | — | 166.09 |
Math GPT-6.1 Sol leads
ERNIE 5.1: 40.3 (#92), GPT-6.1 Sol: 93.7 (#1)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Math | 1481 | 1464 |
| FrontierMath (Tiers 1-3) | — | 93.7% |
| FrontierMath Tier 4 | — | 100% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 99% |
Knowledge GPT-6.1 Sol leads
ERNIE 5.1: 41.9 (#102), GPT-6.1 Sol: 71.8 (#4)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Expert | 1492 | 1502 |
| GPQA Diamond | — | 95.4% |
| SimpleQA Verified | — | 73.9% |
Multimodal Not comparable
ERNIE 5.1: —, GPT-6.1 Sol: 52.7 (#5)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Vision | — | 1288 |
| Furniture Assembly | — | 80% |
Multilingual ERNIE 5.1 leads
ERNIE 5.1: 55.5 (#29), GPT-6.1 Sol: 54.3 (#46)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Non-English | 1454 | 1438 |
| LMArena Chinese | 1508 | 1477 |
| LMArena Russian | 1459 | 1455 |
| LMArena French | 1488 | — |
| LMArena German | 1470 | — |
| LMArena Japanese | 1422 | — |
| LMArena Korean | 1427 | — |
| LMArena Spanish | 1473 | — |
Instruction Following Too close to call
ERNIE 5.1: 76.7 (#37), GPT-6.1 Sol: 77.0 (#29)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Instruction Following | 1460 | 1468 |
Long Context Too close to call
ERNIE 5.1: 44.7 (#59), GPT-6.1 Sol: 44.9 (#54)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Longer Query | 1462 | 1465 |
Writing & Preference ERNIE 5.1 leads
ERNIE 5.1: 65.1 (#52), GPT-6.1 Sol: 63.6 (#63)
| Benchmark | ERNIE 5.1 | GPT-6.1 Sol |
|---|---|---|
| LMArena Text | 1468 | 1447 |
| LMArena Creative Writing | 1441 | 1432 |
| LMArena Multi-Turn | 1471 | 1449 |
Frequently asked questions
Is ERNIE 5.1 better than GPT-6.1 Sol?
GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 43.8 on the Noometry Index.
Is ERNIE 5.1 or GPT-6.1 Sol better for coding?
GPT-6.1 Sol scores higher on coding benchmarks: 63.2 versus 44.0 in the Noometry coding category.
How many benchmarks do ERNIE 5.1 and GPT-6.1 Sol share?
13 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and GPT-6.1 Sol has 34.