# LFM3-1.7B vs Muse Spark Open

> Side-by-side benchmark comparison for LFM3-1.7B and Muse Spark Open across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/lfm3-1-7b-vs-muse-spark-open
- Last updated: October 27, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: LFM3-1.7B and Muse Spark Open share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Muse Spark Open has the lower published output-token price.
- Muse Spark Open has the larger published context window at 1M.

## Model Snapshot

| Property | LFM3-1.7B | Muse Spark Open |
|----------|----------|----------|
| Creator | LiquidAI | Meta |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 1M |
| Independent public score (not head-to-head) | 22.99 | 63.01 |
| Benchmarks Covered | 24 | 8 |
| Pricing (input/output) | $0.00 / $0.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: 14.4 (Estimated · #123/134)
- Muse Spark Open public-lane score: 60.4 (Estimated · #31/134)

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 41.3% | Coming soon | Coming soon |
| BFCL v4 | 71.4% | Coming soon | Coming soon |
| τ³-bench results | 68.0% | Coming soon | Coming soon |
| WebArena-Verified | 38.4% | Coming soon | Coming soon |
| MCP Atlas | 32.6% | 89.2% | Muse Spark Open |
| ToolSandbox | 80.36% | Coming soon | Coming soon |
| Claw-Eval | 68.6% | Coming soon | Coming soon |
| HLE w/ tools | 13.9% | 61.0% | Muse Spark Open |
| Terminal-Bench 2.1 | 12.9% | Coming soon | Coming soon |
| LiveClaw | 45.60% | Coming soon | Coming soon |
| JobBench | Coming soon | 61.8% | Coming soon |
| Toolathlon-Verified | Coming soon | 72.8% | Coming soon |
| MazeBench | Coming soon | 0% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: 13 (Estimated · #142/155)
- Muse Spark Open public-lane score: 56.3 (Supported · #30/155)

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| SciCode | 28.5% | Coming soon | Coming soon |
| SWE-bench Verified | 43.4% | Coming soon | Coming soon |
| SWE Multilingual | 23% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 12.9% | Coming soon | Coming soon |
| LiveCodeBench v6 | 73.5% | Coming soon | Coming soon |
| LiveCodeBench Pro | 31.7% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: 61.3 (Unranked · 1 rankable row)
- Muse Spark Open public-lane score: 78.8 (Unranked · 2 rankable rows)

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| RULER (128K) | 65.56% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: Coming soon
- Muse Spark Open public-lane score: 84.6 (Unranked · 4 rankable rows)

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| ZeroBench | Coming soon | 50.0% | Coming soon |
| BabyVision | Coming soon | 80.2% | Coming soon |
| SimpleVQA | Coming soon | 73.6% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: 25.5 (Estimated · #175/189)
- Muse Spark Open public-lane score: 64.4 (Supported · #39/189)

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 63.4% | Coming soon | Coming soon |
| GPQA-D | 63.4% | Coming soon | Coming soon |
| HLE | 7.2% | Coming soon | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- LFM3-1.7B public-lane score: 71.7 (#76/156)
- Muse Spark Open public-lane score: Coming soon

| Benchmark | LFM3-1.7B | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 96.7% | Coming soon | Coming soon |
| IFBench | 73.0% | Coming soon | Coming soon |
| Multi-IF | 89.10% | Coming soon | Coming soon |
| IFStruct | 93.72% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between LFM3-1.7B and Muse Spark Open?

Not yet. The models share only 2 sourced benchmark rows, 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

- [LFM3-1.7B vs LFM3-1.7B-Base](/compare/lfm3-1-7b-vs-lfm3-1-7b-base)
- [Muse Spark Open vs LFM3-1.7B-Base](/compare/lfm3-1-7b-base-vs-muse-spark-open)
- [LFM3-1.7B vs LFM3-Audio-2B](/compare/lfm3-1-7b-vs-lfm3-audio-2b)
- [Muse Spark Open vs LFM3-Audio-2B](/compare/lfm3-audio-2b-vs-muse-spark-open)

## Explore More

- [LFM3-1.7B profile](/models/lfm3-1-7b)
- [Muse Spark Open profile](/models/muse-spark-open)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)