# Muse Glimmer 30B vs Muse Spark 1.2

> Side-by-side benchmark comparison for Muse Glimmer 30B and Muse Spark 1.2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/muse-glimmer-30b-vs-muse-spark-1-2
- Last updated: September 24, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Evidence is too thin for a benchmark verdict: Muse Glimmer 30B and Muse Spark 1.2 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 Glimmer 30B has the lower published output-token price.
- Muse Spark 1.2 has the larger published context window at 1M.

## Model Snapshot

| Property | Muse Glimmer 30B | Muse Spark 1.2 |
|----------|----------|----------|
| Creator | Meta | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 131K | 1M |
| Independent public score (not head-to-head) | 41.73 | 64.99 |
| Benchmarks Covered | 14 | 8 |
| Pricing (input/output) | $0.00 / $0.00 | $1.25 / $4.25 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 27.6 (Estimated · #72/105)
- Muse Spark 1.2 public-lane score: 59.5 (Supported · #17/105)

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| MCP Atlas | 75.5% | Coming soon | Coming soon |
| DeepSearchQA | 74.6% | Coming soon | Coming soon |
| skillsBench | 44.3% | Coming soon | Coming soon |
| OSWorld-Verified | 65.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 82.9% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 69.7% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 36.3 (Estimated · #69/135)
- Muse Spark 1.2 public-lane score: 56 (Supported · #25/135)

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Pro | 51.2% | Coming soon | Coming soon |
| SWE-bench Verified | 76% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 51.7% | 82.9% | Muse Spark 1.2 |
| SciCode | 43.6% | Coming soon | Coming soon |
| DeepSWE | Coming soon | 59.3% | Coming soon |
| VulcanBench v3 | Coming soon | 87.0% | Coming soon |
| FrontierSWE v2 | Coming soon | 12.0% | Coming soon |
| SWE-bench (Vals) | Coming soon | 86.6% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 79.3 (Unranked · 2 rankable rows)
- Muse Spark 1.2 public-lane score: 76.4 (Unranked · 2 rankable rows)

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 46.3 (#42/50)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 78.8% | Coming soon | Coming soon |
| ScreenSpot Pro | 75.4% | Coming soon | Coming soon |
| OmniDocBench 1.5 | 75.8% | Coming soon | Coming soon |
| MMMU-Pro | 74% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 43.9 (Estimated · #75/158)
- Muse Spark 1.2 public-lane score: 65 (Supported · #21/158)

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro (Vals) | Coming soon | 88.3% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 77.7 (#55/124)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 77% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Muse Glimmer 30B public-lane score: 75.4 (Unranked · 1 rankable row)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Muse Glimmer 30B | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 94.7% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Muse Glimmer 30B and Muse Spark 1.2?

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 Glimmer 30B vs Muse Spark 1.1](/compare/muse-glimmer-30b-vs-muse-spark-1-1)
- [Muse Spark 1.2 vs Muse Spark 1.1](/compare/muse-spark-1-1-vs-muse-spark-1-2)
- [Muse Glimmer 30B vs Muse Spark](/compare/muse-glimmer-30b-vs-muse-spark)
- [Muse Spark 1.2 vs Muse Spark](/compare/muse-spark-vs-muse-spark-1-2)

## Explore More

- [Muse Glimmer 30B profile](/models/muse-glimmer-30b)
- [Muse Spark 1.2 profile](/models/muse-spark-1-2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)