ernie-5.1: benchmark scores, price and ranking
ernie-5.1 ranks #370 of 743 LLMs on the LLMs Tiger aggregate benchmark score (48.3), based on 2 benchmark results captured up to 2026-10-13.
- Type
- Frontier model
- Open weights
- No
- Cheapest API price
- $0.563 in / $2.54 out per million tokens (via aihubmix, observed 2026-10-13T20:47Z)
- Aggregate rank
- #370 of 743 (score 48.3)
Across the 2 benchmarks where at least ten models are scored, ernie-5.1 is in the top 10% on 0 and in the top half on 1.
Its cheapest listed input price, $0.563 per million tokens, is lower than that of 47% of the 427 models with a listed price.
ernie-5.1 benchmark results
| Benchmark | Score | Rank | Source | Captured |
|---|---|---|---|---|
| LMArena Search Elo | 1,227 | #3 of 28 | LMArena | 2026-10-13 |
| LMArena Text Elo | 1,468 | #27 of 28 | LMArena | 2026-10-05 |
About ernie-5.1
ernie-5.1 is a frontier model. The cheapest API listing we track charges $0.563 per million input tokens and $2.54 per million output tokens, through aihubmix. We hold 2 benchmark results for it across 1 area, and none is in the top tenth of its board.
Where ernie-5.1 stands
On our aggregate score, ernie-5.1 is #370 of 743 ranked models, around the middle of the table. Its score is 48.3; the scale is centred on 50, so it sits 1.7 points below the typical model. That beats 50% of the ranked field.
ernie-5.1, benchmark by benchmark
LMArena Search Elo puts ernie-5.1 at 1,227, #3 of 28. That beats 89% of the models tested, but 26 points short of claude-opus-4-6-search (1,253). The results either side are gpt-5.5-search (1,242) and claude-sonnet-4-6-search (1,221). It covers crowd-voted web-search answers. The board median is 1,176, so ernie-5.1 is 51 points above it. Source: LMArena, captured 2026-10-13.
LMArena Text Elo is a weak spot. ernie-5.1 scores 1,468, #27 of 28, behind 93% of the models measured. The leader, gemini-4-argon-high, reaches 1,525. It covers head-to-head chat preference (crowd votes). The board median is 1,478, so ernie-5.1 is 10 points below it. Source: LMArena, captured 2026-10-05.
Strengths and weaknesses
General knowledge and chat: uneven, ahead of 46% of the field on average across 2 benchmarks. Its best board here is LMArena Search Elo (#3 of 28) and its weakest is LMArena Text Elo (#27 of 28).
Price and value
The median input price across the 427 priced models is $0.500 per million tokens, so ernie-5.1 costs more than the typical listing. Models that score within 1.5 points or better and cost less: Qwen2.5-Coder-7B-Instruct ($0.010, 49.5), DeepSeek V4.1 Flash (high) ($0.010, 48.9), DeepSeek V4 Flash 0731 (max) ($0.016, 53.1). Similar scores cost more on kimi-k2-0711-preview ($0.570) and kimi-k2p5 ($0.600).
Reading these numbers
The 2 scores on this page come from 1 source: LMArena (2). No official leaderboard supplied any of them, so treat them as third-party measurements. With 2 results the aggregate rank can move a lot when one new score arrives.
Models ranked nearby
- #367 Qwen2.5 Coder 32B Instruct (48.3)
- #368 mini-SWE-agent + Gemini 3.8 Flash (48.3)
- #369 DevStral Small 2507 (48.3)
- #371 Opus 4.5 (Thinking, 8K) (48.2)
- #372 qwen3.5-35b-a3b (48.2)
- #373 DeepSeek-R1 (May 2025) (48.2)
Compare it on the live leaderboard → · How the aggregate score works