# 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.

- Canonical page: https://noometry.com/compare/o1-pro-vs-step-2-16k-exp-202412
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Step 2 16k Exp 202412 leads 35.2 to 29.7.

## Snapshot

| | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| Provider | OpenAI | StepFun |
| Noometry Index | 31.5 | 39.2 |
| Rank | 271 | 171 |
| Context | 200K | — |
| Input $/M | $150 | — |
| Output $/M | $600 | — |
| Weights | Proprietary | Proprietary |

## Coding

- o1-pro: —
- Step 2 16k Exp 202412: 38.5 (#174)

| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | — | 1316 |

## Reasoning

- 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

- o1-pro: —
- Step 2 16k Exp 202412: 36.3 (#169)

| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | — | 1304 |

## Knowledge

- 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

- 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

- o1-pro: —
- Step 2 16k Exp 202412: 67.9 (#192)

| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | — | 1287 |

## Long Context

- o1-pro: —
- Step 2 16k Exp 202412: 39.7 (#170)

| Benchmark | o1-pro | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | — | 1307 |

## Writing & Preference

- 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 |

## FAQ

### 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.