Model comparison
Olmo 2 0325 32b Instruct vs Step 2 16k Exp 202412
Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 32.7 on the Noometry Index.
Last verified . 11 shared benchmarks.
Allen Institute for AI (Ai2)
StepFunSummary
- They share 11 benchmarks with published results for both. Olmo 2 0325 32b Instruct scores higher in 0 categories and Step 2 16k Exp 202412 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Step 2 16k Exp 202412 leads 35.2 to 19.5.
- Olmo 2 0325 32b Instruct has downloadable open weights; the other is API-only.
Side by side
| Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | StepFun |
| Noometry Index | 32.7 | 39.2 |
| Released | — | — |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 16 | 12 |
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Category by category
Coding Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 35.2 (#227), Step 2 16k Exp 202412: 38.5 (#174)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | 1210 | 1316 |
Reasoning Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 23.6 (#175), Step 2 16k Exp 202412: 25.9 (#142)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Hard Prompts | 1208 | 1299 |
Math Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 26.8 (#255), Step 2 16k Exp 202412: 36.3 (#169)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | 1208 | 1304 |
| Omni-MATH | 16.1% | — |
Knowledge Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 19.5 (#279), Step 2 16k Exp 202412: 35.2 (#187)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| MMLU-Pro | 41.4% | — |
| GPQA (HELM) | 28.7% | — |
| LMArena Expert | — | 1279 |
Multilingual Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 34.8 (#248), Step 2 16k Exp 202412: 43.7 (#181)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | 1160 | 1290 |
| LMArena Chinese | 1192 | 1331 |
| LMArena Russian | 1187 | 1324 |
Instruction Following Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 61.5 (#244), Step 2 16k Exp 202412: 67.9 (#192)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | 1186 | 1287 |
| IFEval | 78% | — |
Long Context Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 36.2 (#234), Step 2 16k Exp 202412: 39.7 (#170)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | 1194 | 1307 |
Writing & Preference Step 2 16k Exp 202412 leads
Olmo 2 0325 32b Instruct: 42.1 (#236), Step 2 16k Exp 202412: 52.3 (#173)
| Benchmark | Olmo 2 0325 32b Instruct | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | 1218 | 1321 |
| LMArena Creative Writing | 1199 | 1328 |
| LMArena Multi-Turn | 1221 | 1292 |
| WildBench | 73.4% | — |
Frequently asked questions
Is Olmo 2 0325 32b Instruct better than Step 2 16k Exp 202412?
Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 32.7 on the Noometry Index.
Is Olmo 2 0325 32b Instruct or Step 2 16k Exp 202412 better for coding?
Step 2 16k Exp 202412 scores higher on coding benchmarks: 38.5 versus 35.2 in the Noometry coding category.
How many benchmarks do Olmo 2 0325 32b Instruct and Step 2 16k Exp 202412 share?
11 benchmarks have published results for both models. Olmo 2 0325 32b Instruct has 16 scored results on Noometry and Step 2 16k Exp 202412 has 12.