# Olmo 3.1 32b Think vs Yi-Lightning

> Olmo 3.1 32b Think and Yi-Lightning score almost the same on the Noometry Index (37.3 vs 36.5), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/olmo-3-1-32b-think-vs-yi-lightning
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Olmo 3.1 32b Think scores higher in 3 categories and Yi-Lightning in 5 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Olmo 3.1 32b Think leads 37.1 to 27.0.
- Olmo 3.1 32b Think has downloadable open weights; the other is API-only.

## Snapshot

| | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | 01.AI |
| Noometry Index | 37.3 | 36.5 |
| Rank | 191 | 206 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Olmo 3.1 32b Think: 37.1 (#186)
- Yi-Lightning: 27.0 (#315)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1292 | 1313 |
| Aider Polyglot | — | 12.9% |

## Reasoning

- Olmo 3.1 32b Think: 24.1 (#151)
- Yi-Lightning: 24.9 (#137)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1302 |

## Math

- Olmo 3.1 32b Think: 33.6 (#170)
- Yi-Lightning: 33.5 (#173)

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

## Knowledge

- Olmo 3.1 32b Think: 35.0 (#178)
- Yi-Lightning: 34.8 (#182)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1294 | 1286 |

## Multilingual

- Olmo 3.1 32b Think: 38.3 (#226)
- Yi-Lightning: 42.4 (#191)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1210 | 1269 |
| LMArena Chinese | 1241 | 1320 |
| LMArena French | 1262 | 1304 |
| LMArena German | 1260 | 1267 |
| LMArena Russian | 1193 | 1255 |
| LMArena Spanish | 1288 | 1315 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |

## Instruction Following

- Olmo 3.1 32b Think: 65.8 (#213)
- Yi-Lightning: 67.6 (#191)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1246 | 1278 |

## Long Context

- Olmo 3.1 32b Think: 38.6 (#190)
- Yi-Lightning: 39.4 (#176)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1272 | 1297 |

## Writing & Preference

- Olmo 3.1 32b Think: 46.4 (#215)
- Yi-Lightning: 50.4 (#178)

| Benchmark | Olmo 3.1 32b Think | Yi-Lightning |
|---|---|---|
| LMArena Text | 1271 | 1302 |
| LMArena Creative Writing | 1226 | 1280 |
| LMArena Multi-Turn | 1252 | 1311 |

## FAQ

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

Olmo 3.1 32b Think and Yi-Lightning score almost the same on the Noometry Index (37.3 vs 36.5), so choose on price, context window or the category you care about most.

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

Olmo 3.1 32b Think scores higher on coding benchmarks: 37.1 versus 27.0 in the Noometry coding category.

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

15 benchmarks have published results for both models. Olmo 3.1 32b Think has 15 scored results on Noometry and Yi-Lightning has 18.