Baidu, unknown
ERNIE 5.1
ERNIE 5.1 by Baidu ranks 83rd of 354 ranked models on the Noometry Index as of October 2026, with a score of 43.8. Its strongest category is multilingual, where it ranks 29th.
Last verified
Specifications
- Noometry rank
- #83 of 354
- Index score
- 43.8
- Evidence
- Confirmed 19 results
- Provider
Baidu- Released
- Unknown
- Weights
- Unknown
- Reasoning
- Unknown
- Context window
- —
- Max output
- —
- Input price
- Not listed
- Output price
- Not listed
- Blended price
- Not listed
- Output speed
- Not measured
- Value
- Not ranked
- Knowledge cutoff
- Unknown
Category scores
Each category score combines every public result we have in that category.
- Coding 44.0
- Reasoning 21.9
- Math 40.3
- Knowledge 41.9
- Multilingual 55.5
- Instruction Following 76.7
- Long Context 44.7
- Writing & Preference 65.1
| Category | Score | Rank | Results |
|---|---|---|---|
| Coding | 44.0 | #76 | 1 |
| Reasoning | 21.9 | #211 | 2 |
| Math | 40.3 | #92 | 1 |
| Knowledge | 41.9 | #102 | 1 |
| Multilingual | 55.5 | #29 | 1 |
| Instruction Following | 76.7 | #37 | 1 |
| Long Context | 44.7 | #59 | 1 |
| Writing & Preference | 65.1 | #52 | 3 |
Strengths and weaknesses
Categories where ERNIE 5.1 places highest and lowest among the models ranked in each, with its score against that category's median.
Strongest categories
| Category | Score | vs median | Rank |
|---|---|---|---|
| Multilingual | 55.5 | +8.1 | #29 of 297, top 10% |
| Instruction Following | 76.7 | +5.5 | #37 of 305, top 13% |
| Writing & Preference | 65.1 | +11.3 | #52 of 312, top 17% |
Closest competitors
The models ranked just above and below ERNIE 5.1. When scores are this close, price and speed are often the better way to choose.
| Model | Rank | Score | Blended $/M | Speed | |
|---|---|---|---|---|---|
| Hy3 | #79 | 44.2 | $0.14 | — | Compare |
| Inkling | #80 | 44.1 | $2.57 | — | Compare |
| Claude Sonnet 4.5 | #81 | 44.1 | $6 | 85 | Compare |
| Chatgpt 4o Latest 20250326 | #82 | 43.8 | — | 21 | Compare |
| GLM-5V-Turbo | #84 | 43.8 | $1.90 | — | Compare |
| MiniMax-M3 | #85 | 43.8 | $0.52 | — | Compare |
| Grok 4.3 | #86 | 43.8 | $1.56 | — | Compare |
| Qwen3 Max | #87 | 43.7 | $2.40 | 48 | Compare |
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Benchmark results
Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.
Coding
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Coding | 1488 | #33 of 294, top 12% | LMArena | 2026-10-08 |
Agentic & Tool Use
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Search | 1227 | #6 of 32, top 19% | LMArena | 2026-08-24 |
Reasoning
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| NYT Connections (extended) | 23.4% | #78 of 91, top 86% | Lech Mazur benchmarks | ||
| LMArena Hard Prompts | 1481 | #32 of 297, top 11% | LMArena | 2026-10-08 |
Math
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Math | 1481 | #27 of 285, top 10% | LMArena | 2026-10-08 |
Knowledge
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Expert | 1492 | #29 of 273, top 11% | LMArena | 2026-10-08 |
Multilingual
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Non-English | 1454 | #29 of 297, top 10% | LMArena | 2026-10-08 | |
| LMArena Chinese | 1508 | #39 of 285, top 14% | LMArena | 2026-10-08 | |
| LMArena French | 1488 | #22 of 223, top 10% | LMArena | 2026-10-08 | |
| LMArena German | 1470 | #27 of 231, top 12% | LMArena | 2026-10-08 | |
| LMArena Japanese | 1422 | #37 of 211, top 18% | LMArena | 2026-10-08 | |
| LMArena Korean | 1427 | #31 of 213, top 15% | LMArena | 2026-10-08 | |
| LMArena Russian | 1459 | #34 of 283, top 13% | LMArena | 2026-10-08 | |
| LMArena Spanish | 1473 | #18 of 226, top 8% | LMArena | 2026-10-08 |
Instruction Following
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Instruction Following | 1460 | #33 of 298, top 12% | LMArena | 2026-10-08 |
Long Context
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Longer Query | 1462 | #41 of 291, top 15% | LMArena | 2026-10-08 |
Writing & Preference
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Text | 1468 | #29 of 297, top 10% | LMArena | 2026-10-08 | |
| LMArena Creative Writing | 1441 | #36 of 295, top 13% | LMArena | 2026-10-08 | |
| LMArena Multi-Turn | 1471 | #30 of 295, top 11% | LMArena | 2026-10-08 |
Compare ERNIE 5.1
- ERNIE 5.1 vs Chatgpt 4o Latest 20250326
- ERNIE 5.1 vs GLM-5V-Turbo
- ERNIE 5.1 vs Claude Sonnet 4.5
- ERNIE 5.1 vs MiniMax-M3
- ERNIE 5.1 vs Inkling
- ERNIE 5.1 vs Grok 4.3
- ERNIE 5.1 vs GPT-6 Astra
- ERNIE 5.1 vs Claude Fable 5.1
- ERNIE 5.1 vs Gemini 3.8 Flash
- ERNIE 5.1 vs Kimi K3
- ERNIE 5.1 vs Grok 4.6
- ERNIE 5.1 vs Qwen3.8 Max
- ERNIE 5.1 vs GLM-5.3
- ERNIE 5.1 vs Muse Spark 1.3
Other Baidu models
- ERNIE 5.0 011041.8
Frequently asked questions
How good is ERNIE 5.1?
ERNIE 5.1 by Baidu ranks 83rd of 354 ranked models on the Noometry Index as of October 2026, with a score of 43.8. Its strongest category is multilingual, where it ranks 29th.
Is ERNIE 5.1 open source?
Baidu has not published downloadable weights for ERNIE 5.1 that we can confirm.
What are ERNIE 5.1's strengths and weaknesses?
Relative to other ranked models, ERNIE 5.1 places best in multilingual, instruction following, writing & preference and lowest in reasoning, knowledge, math.
What is ERNIE 5.1 best at?
Its best category is multilingual, where it ranks 29th on Noometry.