# Muse Spark 1.2 vs Pareto 26.9

> Side-by-side benchmark comparison for Muse Spark 1.2 and Pareto 26.9 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/muse-spark-1-2-vs-pareto-26-9
- Last updated: September 18, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: Muse Spark 1.2 and Pareto 26.9 share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Muse Spark 1.2 has the lower published output-token price.
- Muse Spark 1.2 has the larger published context window at 1M.

## Model Snapshot

| Property | Muse Spark 1.2 | Pareto 26.9 |
|----------|----------|----------|
| Creator | Meta | Unbiased |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | N/A |
| Independent public score (not head-to-head) | 70.28 | null |
| Benchmarks Covered | 8 | 4 |
| Pricing (input/output) | $1.25 / $4.25 | $2.50 / $7.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Muse Spark 1.2 public-lane score: 61 (Supported · #16/154)
- Pareto 26.9 public-lane score: Coming soon

| Benchmark | Muse Spark 1.2 | Pareto 26.9 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 82.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 69.7% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 51.00% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Muse Spark 1.2 public-lane score: 60 (Supported · #21/154)
- Pareto 26.9 public-lane score: Coming soon

| Benchmark | Muse Spark 1.2 | Pareto 26.9 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 82.9% | Coming soon | Coming soon |
| DeepSWE | 59.3% | 74.0% | Pareto 26.9 |
| VulcanBench v3 | 87.0% | Coming soon | Coming soon |
| FrontierSWE v2 | 12.0% | Coming soon | Coming soon |
| SWE-bench (Vals) | 86.6% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Muse Spark 1.2 public-lane score: Coming soon
- Pareto 26.9 public-lane score: Coming soon

| Benchmark | Muse Spark 1.2 | Pareto 26.9 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | Coming soon | 78% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Muse Spark 1.2 public-lane score: 75.3 (Unranked · 2 rankable rows)
- Pareto 26.9 public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- Muse Spark 1.2 public-lane score: 70.7 (Estimated · #10/184)
- Pareto 26.9 public-lane score: Coming soon

| Benchmark | Muse Spark 1.2 | Pareto 26.9 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro (Vals) | 88.3% | Coming soon | Coming soon |
| HLE w/o tools | Coming soon | 49% | Coming soon |

## FAQ

### Is there enough evidence to pick between Muse Spark 1.2 and Pareto 26.9?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Muse Spark 1.2 vs Muse Spark 1.1](/compare/muse-spark-1-1-vs-muse-spark-1-2)
- [Pareto 26.9 vs Muse Spark 1.1](/compare/muse-spark-1-1-vs-pareto-26-9)
- [Muse Spark 1.2 vs Muse Spark](/compare/muse-spark-vs-muse-spark-1-2)
- [Pareto 26.9 vs Muse Spark](/compare/muse-spark-vs-pareto-26-9)

## Explore More

- [Muse Spark 1.2 profile](/models/muse-spark-1-2)
- [Pareto 26.9 profile](/models/pareto-26-9)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)