# Muse Spark 1.2 vs o1-pro

> Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 31.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/muse-spark-1-2-vs-o1-pro
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 20.4.
- Muse Spark 1.2 is cheaper at $1.25 / $4.25 per million input/output tokens, against $150 / $600 for o1-pro.
- Muse Spark 1.2 accepts more context: 1.05M tokens versus 200K.

## Snapshot

| | Muse Spark 1.2 | o1-pro |
|---|---|---|
| Provider | Meta | OpenAI |
| Noometry Index | 50.3 | 31.5 |
| Rank | 48 | 271 |
| Context | 1.05M | 200K |
| Input $/M | $1.25 | $150 |
| Output $/M | $4.25 | $600 |
| Weights | Proprietary | Proprietary |

## Coding

- Muse Spark 1.2: 49.2 (#51)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| DeepSWE | 54.9% | — |
| LMArena WebDev | 1533 | — |
| FrontierSWE | 12% | — |
| SciCode | 56.4% | — |
| WeirdML | 60.3% | — |
| LMArena Coding | 1495 | — |

## Agentic & Tool Use

- Muse Spark 1.2: 29.4 (#87)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| APEX-Agents | 36.4% | — |
| GDP.pdf | 16% | — |

## Reasoning

- Muse Spark 1.2: 51.3 (#34)
- o1-pro: 20.4 (#239)

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| SimpleBench | 74.5% | — |
| NYT Connections (extended) | 79.2% | — |
| ARC-AGI-1 | — | 23.3% |
| CritPt | 17.7% | — |
| EnigmaEval | — | 6.1% |
| LMArena Hard Prompts | 1486 | — |
| DTBench | 94.7% | — |
| LMCA | 48.4% | — |
| Epoch Capabilities Index | 154.87 | — |

## Math

- Muse Spark 1.2: 46.4 (#70)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| ProofBench | 43% | — |
| LMArena Math | 1471 | — |

## Knowledge

- Muse Spark 1.2: 54.1 (#53)
- o1-pro: 29.7 (#234)

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| Humanity's Last Exam | — | 8.1% |
| SimpleQA Verified | 60.3% | — |
| LMArena Expert | 1480 | — |

## Multimodal

- Muse Spark 1.2: 43.4 (#25)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| LMArena Vision | 1305 | — |

## Multilingual

- Muse Spark 1.2: 57.1 (#11)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| LMArena Non-English | 1478 | — |
| LMArena Chinese | 1511 | — |
| LMArena French | 1513 | — |
| LMArena Russian | 1487 | — |
| LMArena Spanish | 1498 | — |

## Instruction Following

- Muse Spark 1.2: 76.7 (#36)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| LMArena Instruction Following | 1461 | — |

## Long Context

- Muse Spark 1.2: 45.2 (#48)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| LMArena Longer Query | 1475 | — |

## Writing & Preference

- Muse Spark 1.2: 72.3 (#14)
- o1-pro: —

| Benchmark | Muse Spark 1.2 | o1-pro |
|---|---|---|
| LMArena Text | 1482 | — |
| LMArena Creative Writing | 1449 | — |
| EQ-Bench Creative Writing | 1840 | — |
| LMArena Multi-Turn | 1494 | — |

## FAQ

### Is Muse Spark 1.2 better than o1-pro?

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 31.5 on the Noometry Index.

### Which is cheaper, Muse Spark 1.2 or o1-pro?

Muse Spark 1.2 is cheaper. It lists at $1.25 per million input tokens and $4.25 per million output tokens; o1-pro lists at $150 and $600.

### Which has the bigger context window?

Muse Spark 1.2 does, with 1.05M tokens against 200K.

### How many benchmarks do Muse Spark 1.2 and o1-pro share?

0 benchmarks have published results for both models. Muse Spark 1.2 has 31 scored results on Noometry and o1-pro has 3.