# Inkling 2 Small vs Muse Spark 1.3

> Side-by-side benchmark comparison for Inkling 2 Small and Muse Spark 1.3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/inkling-2-small-vs-muse-spark-1-3
- Last updated: November 7, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Muse Spark 1.3 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Muse Spark 1.3 has the higher overall point estimate 71 to 59.06. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in mathematics, where the averages are 85.9 for Inkling 2 Small and 74.9 for Muse Spark 1.3.
- The biggest single benchmark swing is JobBench in Agentic, with scores of 70.5% and 64.9%.
- Inkling 2 Small is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Inkling 2 Small | Muse Spark 1.3 |
|----------|----------|----------|
| Creator | Thinking Machines Lab | Meta |
| Type | Proprietary | Proprietary |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | 59.06 | null |
| Benchmarks Covered | 25 | 20 |
| Pricing (input/output) | $0.30 / $1.00 | $1.25 / $4.25 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Inkling 2 Small public-lane score: 59.9 (Supported · #26/131)
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 85.1% | 88.8% | Muse Spark 1.3 |
| BrowseComp | 90.2% | Coming soon | Coming soon |
| DeepSearchQA | 90.9% | 89.4% | Inkling 2 Small |
| MCP Atlas | 85% | Coming soon | Coming soon |
| JobBench | 70.5% | 64.9% | Inkling 2 Small |
| OSWorld 2.0 | Coming soon | 66.9% | Coming soon |
| AutomationBench | Coming soon | 49.4% | Coming soon |
| ApprenticeBench | Coming soon | 19% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 72.3% | Coming soon |
| CWE-bench v1 | Coming soon | 55.0% | Coming soon |
| MazeBench | Coming soon | 0% | Coming soon |

### Coding

- Winner: Not comparable
- Inkling 2 Small public-lane score: 59.7 (Supported · #20/157)
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 82.2% | Coming soon | Coming soon |
| SWE Multilingual | 81.2% | Coming soon | Coming soon |
| sweMarathon | 38.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 85.1% | 88.8% | Muse Spark 1.3 |
| DeepSWE | 72.1% | 75.4% | Muse Spark 1.3 |
| PostTrainBench v1.2 | 31.9% | Coming soon | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 59.4% | Coming soon |
| CursorBench 4.0 | Coming soon | 41.6% | Coming soon |
| Bug Hunt Bench | Coming soon | 32.2 fixes | Coming soon |
| FrontierSWE v2 | Coming soon | 25.8% | Coming soon |

### Reasoning

- Winner: Not comparable
- Inkling 2 Small public-lane score: 86.1 (Unranked · 2 rankable rows)
- Muse Spark 1.3 public-lane score: 80.3 (Unranked · 2 rankable rows)

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 70.6% | Coming soon | Coming soon |
| MRCR v2 256K-512K | Coming soon | 98.5% | Coming soon |
| MRCR v2 512K-1M | Coming soon | 98.1% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Inkling 2 Small public-lane score: 86.6 (#12/59)
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 87.7% | Coming soon | Coming soon |
| CharXiv w/o tools | 85.6% | Coming soon | Coming soon |
| Chartography (no tools) | 36.7% | Coming soon | Coming soon |
| Chartography (tools) | 80.4% | Coming soon | Coming soon |
| BabyVision | 68.6% | Coming soon | Coming soon |
| BabyVision w/ Python | 93.7% | Coming soon | Coming soon |
| ScreenSpot Pro | 83.8% | Coming soon | Coming soon |
| PerceptionBench | 64.7% | Coming soon | Coming soon |
| MathVision | 92.8% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Inkling 2 Small public-lane score: 60.4 (Estimated · #46/178)
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 93% | Coming soon | Coming soon |
| GPQA-D | 93.0% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- Inkling 2 Small public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | Coming soon | 15.9% | Coming soon |

### Mathematics

- Winner: Not comparable
- Inkling 2 Small public-lane score: 85.9 (Unranked · 2 rankable rows)
- Muse Spark 1.3 public-lane score: 74.9 (Unranked · 2 rankable rows)

| Benchmark | Inkling 2 Small | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 95.8% | Coming soon | Coming soon |
| Apex | 63.5% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | Coming soon | 74.035% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 46.341% | Coming soon |

## FAQ

### Which is better overall, Inkling 2 Small or Muse Spark 1.3?

Muse Spark 1.3 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Inkling 2 Small and Muse Spark 1.3?

The widest category gap is in mathematics, where the averages are 85.9 for Inkling 2 Small and 74.9 for Muse Spark 1.3.

### How many benchmarks does Inkling 2 Small cover on BenchLM?

Inkling 2 Small currently has 25 sourced benchmark scores on BenchLM.

### How many benchmarks does Muse Spark 1.3 cover on BenchLM?

Muse Spark 1.3 currently has 20 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Inkling 2 Small vs Inkling-Small](/compare/inkling-2-small-vs-inkling-small)
- [Muse Spark 1.3 vs Inkling-Small](/compare/inkling-small-vs-muse-spark-1-3)
- [Inkling 2 Small vs Inkling](/compare/inkling-vs-inkling-2-small)
- [Muse Spark 1.3 vs Inkling](/compare/inkling-vs-muse-spark-1-3)

## Explore More

- [Inkling 2 Small profile](/models/inkling-2-small)
- [Muse Spark 1.3 profile](/models/muse-spark-1-3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)