Model comparison
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.
Last verified . 16 shared benchmarks.
Allen Institute for AI (Ai2)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.
Side by side
| Olmo 3.1 32b Instruct | Yi-Lightning | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | 01.AI |
| Noometry Index | 39.4 | 37.1 |
| Released | — | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 16 | 18 |
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Category by category
Coding Olmo 3.1 32b Instruct leads
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 Too close to call
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 Too close to call
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 Too close to call
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 Too close to call
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 leads
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 Too close to call
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 Too close to call
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 |
Frequently asked questions
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.