Model comparison
Olmo 2 0325 32b Instruct vs Olmo 3.1 32b Think
Olmo 3.1 32b Think is the stronger model overall, scoring 37.9 to 32.7 on the Noometry Index.
Last verified . 11 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 11 benchmarks with published results for both. Olmo 2 0325 32b Instruct scores higher in 0 categories and Olmo 3.1 32b Think in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Olmo 3.1 32b Think leads 35.7 to 19.5.
Side by side
| Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Allen Institute for AI (Ai2) |
| Noometry Index | 32.7 | 37.9 |
| Released | — | — |
| Weights | Open | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 16 | 15 |
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Category by category
Coding Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 35.2 (#227), Olmo 3.1 32b Think: 37.7 (#189)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Coding | 1210 | 1291 |
Reasoning Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 23.6 (#175), Olmo 3.1 32b Think: 25.2 (#150)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Hard Prompts | 1208 | 1272 |
Math Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 26.8 (#255), Olmo 3.1 32b Think: 36.3 (#168)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Math | 1208 | 1305 |
| Omni-MATH | 16.1% | — |
Knowledge Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 19.5 (#279), Olmo 3.1 32b Think: 35.7 (#181)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| MMLU-Pro | 41.4% | — |
| GPQA (HELM) | 28.7% | — |
| LMArena Expert | — | 1295 |
Multilingual Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 34.8 (#248), Olmo 3.1 32b Think: 38.1 (#231)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Non-English | 1160 | 1209 |
| LMArena Chinese | 1192 | 1242 |
| LMArena Russian | 1187 | 1193 |
| LMArena French | — | 1260 |
| LMArena German | — | 1262 |
| LMArena Spanish | — | 1289 |
Instruction Following Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 61.5 (#244), Olmo 3.1 32b Think: 65.6 (#218)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Instruction Following | 1186 | 1247 |
| IFEval | 78% | — |
Long Context Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 36.2 (#234), Olmo 3.1 32b Think: 38.6 (#195)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Longer Query | 1194 | 1272 |
Writing & Preference Olmo 3.1 32b Think leads
Olmo 2 0325 32b Instruct: 42.1 (#236), Olmo 3.1 32b Think: 46.2 (#220)
| Benchmark | Olmo 2 0325 32b Instruct | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Text | 1218 | 1272 |
| LMArena Creative Writing | 1199 | 1226 |
| LMArena Multi-Turn | 1221 | 1252 |
| WildBench | 73.4% | — |
Frequently asked questions
Is Olmo 2 0325 32b Instruct better than Olmo 3.1 32b Think?
Olmo 3.1 32b Think is the stronger model overall, scoring 37.9 to 32.7 on the Noometry Index.
Is Olmo 2 0325 32b Instruct or Olmo 3.1 32b Think better for coding?
Olmo 3.1 32b Think scores higher on coding benchmarks: 37.7 versus 35.2 in the Noometry coding category.
How many benchmarks do Olmo 2 0325 32b Instruct and Olmo 3.1 32b Think share?
11 benchmarks have published results for both models. Olmo 2 0325 32b Instruct has 16 scored results on Noometry and Olmo 3.1 32b Think has 15.