# OLMo 2 Furious 13B vs Yi-Lightning

> Yi-Lightning is the stronger model overall, scoring 36.5 to 29.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/olmo-2-furious-13b-vs-yi-lightning
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Yi-Lightning leads 34.8 to 18.0.
- OLMo 2 Furious 13B has downloadable open weights; the other is API-only.

## Snapshot

| | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | 01.AI |
| Noometry Index | 29.2 | 36.5 |
| Rank | 301 | 206 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- OLMo 2 Furious 13B: 28.1 (#309)
- Yi-Lightning: 27.0 (#315)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| Aider Polyglot | — | 12.9% |
| LiveBench Coding | 10.4% | — |
| LMArena Coding | — | 1313 |

## Reasoning

- OLMo 2 Furious 13B: 14.8 (#312)
- Yi-Lightning: 24.9 (#137)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| LiveBench Reasoning | 16.3% | — |
| LMArena Hard Prompts | — | 1302 |
| LiveBench Data Analysis | 20.6% | — |
| LiveBench | 22.1% | — |

## Math

- OLMo 2 Furious 13B: 21.3 (#270)
- Yi-Lightning: 33.5 (#173)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| Omni-MATH | 15.6% | — |
| LiveBench Math | 13.6% | — |
| LMArena Math | — | 1300 |

## Knowledge

- OLMo 2 Furious 13B: 18.0 (#278)
- Yi-Lightning: 34.8 (#182)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| MMLU-Pro | 31% | — |
| GPQA (HELM) | 31.6% | — |
| LMArena Expert | — | 1286 |

## Multilingual

- OLMo 2 Furious 13B: —
- Yi-Lightning: 42.4 (#191)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| LMArena Non-English | — | 1269 |
| LMArena Chinese | — | 1320 |
| LMArena French | — | 1304 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Russian | — | 1255 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- OLMo 2 Furious 13B: 61.1 (#243)
- Yi-Lightning: 67.6 (#191)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| LiveBench Instruction Following | 60.6% | — |
| IFEval | 73% | — |
| LMArena Instruction Following | — | 1278 |

## Long Context

- OLMo 2 Furious 13B: —
- Yi-Lightning: 39.4 (#176)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | — | 1297 |

## Writing & Preference

- OLMo 2 Furious 13B: 43.0 (#226)
- Yi-Lightning: 50.4 (#178)

| Benchmark | OLMo 2 Furious 13B | Yi-Lightning |
|---|---|---|
| LMArena Text | — | 1302 |
| LMArena Creative Writing | — | 1280 |
| WildBench | 68.9% | — |
| LMArena Multi-Turn | — | 1311 |
| LiveBench Language | 11.2% | — |

## FAQ

### Is OLMo 2 Furious 13B better than Yi-Lightning?

Yi-Lightning is the stronger model overall, scoring 36.5 to 29.2 on the Noometry Index.

### Is OLMo 2 Furious 13B or Yi-Lightning better for coding?

OLMo 2 Furious 13B scores higher on coding benchmarks: 28.1 versus 27.0 in the Noometry coding category.

### How many benchmarks do OLMo 2 Furious 13B and Yi-Lightning share?

0 benchmarks have published results for both models. OLMo 2 Furious 13B has 12 scored results on Noometry and Yi-Lightning has 18.