# Muse Spark Open vs Nemotron 3.5 Bolt 74B-A9B BF16

> Side-by-side benchmark comparison for Muse Spark Open and Nemotron 3.5 Bolt 74B-A9B BF16 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/muse-spark-open-vs-nemotron-3-5-bolt-74b-a9b-bf16
- Last updated: October 16, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Muse Spark Open and Nemotron 3.5 Bolt 74B-A9B BF16 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 Open has the larger published context window at 1M.

## Model Snapshot

| Property | Muse Spark Open | Nemotron 3.5 Bolt 74B-A9B BF16 |
|----------|----------|----------|
| Creator | Meta | NVIDIA |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 256K |
| Independent public score (not head-to-head) | 62.65 | null |
| Benchmarks Covered | 7 | 8 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Muse Spark Open public-lane score: 60.1 (Estimated · #27/128)
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon

| Benchmark | Muse Spark Open | Nemotron 3.5 Bolt 74B-A9B BF16 | Winner |
|-----------|-----------|-----------|--------|
| JobBench | 61.8% | Coming soon | Coming soon |
| MCP Atlas | 89.2% | 55.6% | Muse Spark Open |
| HLE w/ tools | 61.0% | Coming soon | Coming soon |
| Toolathlon-Verified | 72.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 53.9% | Coming soon |
| τ³-bench results | Coming soon | 17.0% | Coming soon |
| BrowseComp | Coming soon | 70% | Coming soon |
| PinchBench | Coming soon | 90.3% | Coming soon |
| WebArena | Coming soon | 50.3% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Muse Spark Open public-lane score: 56.1 (Supported · #29/150)
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon

### Reasoning

- Winner: Insufficient shared evidence
- Muse Spark Open public-lane score: 79.6 (Unranked · 2 rankable rows)
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: 72.1 (Unranked · 1 rankable row)

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Muse Spark Open public-lane score: 83.6 (Unranked · 4 rankable rows)
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon

| Benchmark | Muse Spark Open | Nemotron 3.5 Bolt 74B-A9B BF16 | Winner |
|-----------|-----------|-----------|--------|
| ZeroBench | 50.0% | Coming soon | Coming soon |
| BabyVision | 80.2% | Coming soon | Coming soon |
| SimpleVQA | 73.6% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Muse Spark Open public-lane score: 64.6 (Supported · #38/184)
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon

| Benchmark | Muse Spark Open | Nemotron 3.5 Bolt 74B-A9B BF16 | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | Coming soon | 88.8% | Coming soon |
| HLE w/o tools | Coming soon | 28.7% | Coming soon |

## FAQ

### Is there enough evidence to pick between Muse Spark Open and Nemotron 3.5 Bolt 74B-A9B BF16?

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 Open vs Nemotron 3.5 Bolt 74B-A9B](/compare/muse-spark-open-vs-nemotron-3-5-bolt-74b-a9b)
- [Nemotron 3.5 Bolt 74B-A9B BF16 vs Nemotron 3.5 Bolt 74B-A9B](/compare/nemotron-3-5-bolt-74b-a9b-vs-nemotron-3-5-bolt-74b-a9b-bf16)
- [Muse Spark Open vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-muse-spark-open)
- [Nemotron 3.5 Bolt 74B-A9B BF16 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-nemotron-3-5-bolt-74b-a9b-bf16)

## Explore More

- [Muse Spark Open profile](/models/muse-spark-open)
- [Nemotron 3.5 Bolt 74B-A9B BF16 profile](/models/nemotron-3-5-bolt-74b-a9b-bf16)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)