# Olmo 3.1 32b Instruct vs Yi-Lightning

> Olmo 3.1 32b Instruct is the stronger model overall, scoring 39.4 to 37.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/olmo-3-1-32b-instruct-vs-yi-lightning
- Last updated: 2026-10-11
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. Olmo 3.1 32b Instruct scores higher in 7 categories and Yi-Lightning in 1 category; 2 gaps are clear of the uncertainty.
- The widest gap is in coding, where Olmo 3.1 32b Instruct leads 39.5 to 27.4.
- Olmo 3.1 32b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | 01.AI |
| Noometry Index | 39.4 | 37.1 |
| Rank | 168 | 209 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Olmo 3.1 32b Instruct: 39.5 (#157)
- Yi-Lightning: 27.4 (#320)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1347 | 1312 |
| Aider Polyglot | — | 12.9% |

## Reasoning

- Olmo 3.1 32b Instruct: 26.4 (#132)
- Yi-Lightning: 25.9 (#139)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1322 | 1302 |

## Math

- Olmo 3.1 32b Instruct: 36.3 (#167)
- Yi-Lightning: 36.2 (#172)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Math | 1305 | 1300 |

## Knowledge

- Olmo 3.1 32b Instruct: 36.1 (#175)
- Yi-Lightning: 35.4 (#185)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1308 | 1286 |

## Multilingual

- Olmo 3.1 32b Instruct: 42.6 (#191)
- Yi-Lightning: 42.2 (#196)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1275 | 1269 |
| LMArena Chinese | 1304 | 1320 |
| LMArena French | 1328 | 1305 |
| LMArena German | 1282 | 1267 |
| LMArena Korean | 1206 | 1192 |
| LMArena Russian | 1268 | 1255 |
| LMArena Spanish | 1336 | 1315 |
| LMArena Japanese | — | 1228 |

## Instruction Following

- Olmo 3.1 32b Instruct: 68.6 (#187)
- Yi-Lightning: 67.4 (#196)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1299 | 1278 |

## Long Context

- Olmo 3.1 32b Instruct: 39.9 (#166)
- Yi-Lightning: 39.4 (#181)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1312 | 1297 |

## Writing & Preference

- Olmo 3.1 32b Instruct: 50.2 (#185)
- Yi-Lightning: 50.2 (#184)

| Benchmark | Olmo 3.1 32b Instruct | Yi-Lightning |
|---|---|---|
| LMArena Text | 1311 | 1302 |
| LMArena Creative Writing | 1264 | 1280 |
| LMArena Multi-Turn | 1309 | 1311 |

## FAQ

### Is Olmo 3.1 32b Instruct better than Yi-Lightning?

Olmo 3.1 32b Instruct is the stronger model overall, scoring 39.4 to 37.1 on the Noometry Index.

### Is Olmo 3.1 32b Instruct or Yi-Lightning better for coding?

Olmo 3.1 32b Instruct scores higher on coding benchmarks: 39.5 versus 27.4 in the Noometry coding category.

### How many benchmarks do Olmo 3.1 32b Instruct and Yi-Lightning share?

16 benchmarks have published results for both models. Olmo 3.1 32b Instruct has 16 scored results on Noometry and Yi-Lightning has 18.