Model comparison
Molmo 2 8b vs Step 1o Turbo 202506
Molmo 2 8b and Step 1o Turbo 202506 score almost the same on the Noometry Index (39.1 vs 39.7), so choose on price, context window or the category you care about most.
Last verified . 5 shared benchmarks.
Allen Institute for AI (Ai2)
StepFunSummary
- They share 5 benchmarks with published results for both. Molmo 2 8b scores higher in 0 categories and Step 1o Turbo 202506 in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in multimodal, where Step 1o Turbo 202506 leads 36.1 to 30.2.
- Molmo 2 8b has downloadable open weights; the other is API-only.
Side by side
| Molmo 2 8b | Step 1o Turbo 202506 | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | StepFun |
| Noometry Index | 39.1 | 39.7 |
| Released | — | — |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 5 | 14 |
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Category by category
Coding Not comparable
Molmo 2 8b: —, Step 1o Turbo 202506: 39.2 (#160)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Coding | — | 1339 |
Reasoning Step 1o Turbo 202506 leads
Molmo 2 8b: 25.6 (#146), Step 1o Turbo 202506: 26.8 (#129)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Hard Prompts | 1287 | 1335 |
Math Not comparable
Molmo 2 8b: —, Step 1o Turbo 202506: 36.6 (#164)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Math | — | 1318 |
Knowledge Not comparable
Molmo 2 8b: —, Step 1o Turbo 202506: 36.1 (#176)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Expert | — | 1308 |
Multimodal Step 1o Turbo 202506 leads
Molmo 2 8b: 30.2 (#112), Step 1o Turbo 202506: 36.1 (#80)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Vision | 1081 | 1186 |
Multilingual Step 1o Turbo 202506 leads
Molmo 2 8b: 42.7 (#190), Step 1o Turbo 202506: 45.3 (#173)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Non-English | 1276 | 1313 |
| LMArena Chinese | — | 1380 |
| LMArena German | — | 1314 |
| LMArena Russian | — | 1327 |
Instruction Following Step 1o Turbo 202506 leads
Molmo 2 8b: 67.0 (#201), Step 1o Turbo 202506: 69.2 (#176)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Instruction Following | 1270 | 1310 |
Long Context Not comparable
Molmo 2 8b: —, Step 1o Turbo 202506: 41.0 (#146)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Longer Query | — | 1348 |
Writing & Preference Step 1o Turbo 202506 leads
Molmo 2 8b: 49.4 (#191), Step 1o Turbo 202506: 53.1 (#160)
| Benchmark | Molmo 2 8b | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Text | 1288 | 1336 |
| LMArena Creative Writing | — | 1307 |
| LMArena Multi-Turn | — | 1340 |
Frequently asked questions
Is Molmo 2 8b better than Step 1o Turbo 202506?
Molmo 2 8b and Step 1o Turbo 202506 score almost the same on the Noometry Index (39.1 vs 39.7), so choose on price, context window or the category you care about most.
How many benchmarks do Molmo 2 8b and Step 1o Turbo 202506 share?
5 benchmarks have published results for both models. Molmo 2 8b has 5 scored results on Noometry and Step 1o Turbo 202506 has 14.