Model comparison
o1-pro vs Step 2 16k Exp 202412
Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 31.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
StepFunSummary
- The widest gap is in knowledge, where Step 2 16k Exp 202412 leads 35.2 to 29.7.
Side by side
| o1-pro | Step 2 16k Exp 202412 | |
|---|---|---|
| Provider | OpenAI | StepFun |
| Noometry Index | 31.5 | 39.2 |
| Released | 2025-03-19 | — |
| Weights | Proprietary | Proprietary |
| Context window | 200K | — |
| Max output | 100K | — |
| Input $ / M tokens | $150 | — |
| Output $ / M tokens | $600 | — |
| Results tracked | 3 | 12 |
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Category by category
Coding Not comparable
o1-pro: —, Step 2 16k Exp 202412: 38.5 (#174)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | — | 1316 |
Reasoning Step 2 16k Exp 202412 leads
o1-pro: 20.4 (#239), Step 2 16k Exp 202412: 25.9 (#142)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| ARC-AGI-1 | 23.3% | — |
| EnigmaEval | 6.1% | — |
| LMArena Hard Prompts | — | 1299 |
Math Not comparable
o1-pro: —, Step 2 16k Exp 202412: 36.3 (#169)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | — | 1304 |
Knowledge Step 2 16k Exp 202412 leads
o1-pro: 29.7 (#234), Step 2 16k Exp 202412: 35.2 (#187)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| Humanity's Last Exam | 8.1% | — |
| LMArena Expert | — | 1279 |
Multilingual Not comparable
o1-pro: —, Step 2 16k Exp 202412: 43.7 (#181)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | — | 1290 |
| LMArena Chinese | — | 1331 |
| LMArena Russian | — | 1324 |
Instruction Following Not comparable
o1-pro: —, Step 2 16k Exp 202412: 67.9 (#192)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | — | 1287 |
Long Context Not comparable
o1-pro: —, Step 2 16k Exp 202412: 39.7 (#170)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | — | 1307 |
Writing & Preference Not comparable
o1-pro: —, Step 2 16k Exp 202412: 52.3 (#173)
| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | — | 1321 |
| LMArena Creative Writing | — | 1328 |
| LMArena Multi-Turn | — | 1292 |
Frequently asked questions
Is o1-pro better than Step 2 16k Exp 202412?
Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 31.5 on the Noometry Index.
How many benchmarks do o1-pro and Step 2 16k Exp 202412 share?
0 benchmarks have published results for both models. o1-pro has 3 scored results on Noometry and Step 2 16k Exp 202412 has 12.