# Granite 4.2 30B vs Muse Glimmer 30B

> Side-by-side benchmark comparison for Granite 4.2 30B and Muse Glimmer 30B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/granite-4-2-30b-vs-muse-glimmer-30b
- Last updated: September 10, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Granite 4.2 30B if you want the stronger benchmark profile. Muse Glimmer 30B only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Granite 4.2 30B leads overall 50 to 44.82.
- The clearest category separation is in reasoning, where the averages are 54.7 for Granite 4.2 30B and 78.3 for Muse Glimmer 30B.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Coding, with scores of 29.2% and 51.7%.
- Muse Glimmer 30B also has the larger context window at 131K.

## Model Snapshot

| Property | Granite 4.2 30B | Muse Glimmer 30B |
|----------|----------|----------|
| Creator | IBM | Meta |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 128K | 131K |
| Overall Score | null | 44.82 |
| Benchmarks Covered | 14 | 14 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 43 (Estimated · #100/152)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 29.2% | Coming soon | Coming soon |
| τ³-bench results | 62.0% | Coming soon | Coming soon |
| BFCL v4 | 61.4% | Coming soon | Coming soon |
| MCP Atlas | Coming soon | 75.5% | Coming soon |
| DeepSearchQA | Coming soon | 74.6% | Coming soon |
| skillsBench | Coming soon | 44.3% | Coming soon |
| OSWorld-Verified | Coming soon | 65.9% | Coming soon |

### Coding

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 48.1 (Estimated · #70/151)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| SWE Multilingual | 41.9% | Coming soon | Coming soon |
| SWE-bench Pro | 33.3% | 51.2% | Muse Glimmer 30B |
| SWE-bench Verified | 57% | 76% | Muse Glimmer 30B |
| Terminal-Bench 2.1 | 29.2% | 51.7% | Muse Glimmer 30B |
| LiveCodeBench v6 | 75.8% | Coming soon | Coming soon |
| SciCode | 38.8% | 43.6% | Muse Glimmer 30B |

### Multimodal & Grounded

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 46.4 (#40/48)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | Coming soon | 78.8% | Coming soon |
| ScreenSpot Pro | Coming soon | 75.4% | Coming soon |
| OmniDocBench 1.5 | Coming soon | 75.8% | Coming soon |
| MMMU-Pro | Coming soon | 74% | Coming soon |

### Reasoning

- Winner: Coming soon
- Granite 4.2 30B public-lane score: 54.7 (Unranked · 2 rankable rows)
- Muse Glimmer 30B public-lane score: 78.3 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 47.1 (Estimated · #100/183)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 66.4% | Coming soon | Coming soon |
| MMLU-Pro | 77.6% | Coming soon | Coming soon |

### Instruction Following

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 80.1 (#53/123)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 77.2% | 77% | Granite 4.2 30B |

### Mathematics

- Winner: Coming soon
- Granite 4.2 30B public-lane score: Coming soon
- Muse Glimmer 30B public-lane score: 76.3 (Unranked · 1 rankable row)

| Benchmark | Granite 4.2 30B | Muse Glimmer 30B | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 89.2% | Coming soon | Coming soon |
| HMMT Feb 2025 | 89.2% | Coming soon | Coming soon |
| AIME26 | Coming soon | 94.7% | Coming soon |

## FAQ

### Which is better overall, Granite 4.2 30B or Muse Glimmer 30B?

Granite 4.2 30B is ahead overall on BenchLM right now.

### Where is the biggest gap between Granite 4.2 30B and Muse Glimmer 30B?

The widest category gap is in reasoning, where the averages are 54.7 for Granite 4.2 30B and 78.3 for Muse Glimmer 30B.

### How many benchmarks does Granite 4.2 30B cover on BenchLM?

Granite 4.2 30B currently has 14 sourced benchmark scores on BenchLM.

### How many benchmarks does Muse Glimmer 30B cover on BenchLM?

Muse Glimmer 30B currently has 14 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Granite 4.2 30B vs Granite 4.2 8B](/compare/granite-4-2-30b-vs-granite-4-2-8b)
- [Muse Glimmer 30B vs Granite 4.2 8B](/compare/granite-4-2-8b-vs-muse-glimmer-30b)
- [Granite 4.2 30B vs Granite 4.2 3B](/compare/granite-4-2-30b-vs-granite-4-2-3b)
- [Muse Glimmer 30B vs Granite 4.2 3B](/compare/granite-4-2-3b-vs-muse-glimmer-30b)

## Explore More

- [Granite 4.2 30B profile](/models/granite-4-2-30b)
- [Muse Glimmer 30B profile](/models/muse-glimmer-30b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)