# Inkling vs Muse Spark 1.2

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

- Canonical page: https://benchlm.ai/compare/inkling-vs-muse-spark-1-2
- Last updated: September 18, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Muse Spark 1.2 if you want the stronger benchmark profile. Inkling only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Muse Spark 1.2 leads overall 70.28 to 60.38.
- The clearest category separation is in agentic, where the averages are 38.1 for Inkling and 61 for Muse Spark 1.2.
- The biggest single benchmark swing is Terminal-Bench 2.1 (Vals) in Agentic, with scores of 47.6% and 69.7%.
- Muse Spark 1.2 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Inkling | Muse Spark 1.2 |
|----------|----------|----------|
| Creator | Thinking Machines Lab | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | 60.38 | 70.28 |
| Benchmarks Covered | 21 | 8 |
| Pricing (input/output) | $1.87 / $4.68 | $1.25 / $4.25 |

## Category Breakdown

### Agentic

- Winner: Muse Spark 1.2
- Inkling public-lane score: 38.1 (Supported · #126/154)
- Muse Spark 1.2 public-lane score: 61 (Supported · #16/154)

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 63.8% | Coming soon | Coming soon |
| BrowseComp | 77.1% | Coming soon | Coming soon |
| MCP Atlas | 74.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 47.6% | 69.7% | Muse Spark 1.2 |
| Terminal-Bench 2.1 | Coming soon | 82.9% | Coming soon |

### Coding

- Winner: Muse Spark 1.2
- Inkling public-lane score: 41 (Supported · #114/154)
- Muse Spark 1.2 public-lane score: 60 (Supported · #21/154)

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 77.6% | Coming soon | Coming soon |
| SWE-bench Pro | 54.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 63.8% | Coming soon | Coming soon |
| FrontierSWE v2 | 4.1% | 12.0% | Muse Spark 1.2 |
| LiveCodeBench (Vals) | 85.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 77.6% | 86.6% | Muse Spark 1.2 |
| Terminal-Bench 2.1 | Coming soon | 82.9% | Coming soon |
| DeepSWE | Coming soon | 59.3% | Coming soon |
| VulcanBench v3 | Coming soon | 87.0% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Inkling public-lane score: 48.9 (#38/48)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 73.5% | Coming soon | Coming soon |
| CharXiv | 82% | Coming soon | Coming soon |
| CharXiv w/o tools | 78.1% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- Inkling public-lane score: 74.1 (Unranked · 2 rankable rows)
- Muse Spark 1.2 public-lane score: 75.3 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Coming soon
- Inkling public-lane score: 57.4 (Supported · #43/184)
- Muse Spark 1.2 public-lane score: 70.7 (Estimated · #10/184)

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87.9% | Coming soon | Coming soon |
| GPQA-D | 87.9% | Coming soon | Coming soon |
| HLE | 46% | Coming soon | Coming soon |
| HLE w/o tools | 30% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 87.1% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.3% | 88.3% | Muse Spark 1.2 |

### Instruction Following

- Winner: Coming soon
- Inkling public-lane score: 83.9 (#44/124)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.8% | Coming soon | Coming soon |

### Mathematics

- Winner: Coming soon
- Inkling public-lane score: 78.5 (Unranked · 1 rankable row)
- Muse Spark 1.2 public-lane score: Coming soon

| Benchmark | Inkling | Muse Spark 1.2 | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Inkling or Muse Spark 1.2?

Muse Spark 1.2 is ahead overall on BenchLM right now.

### Where is the biggest gap between Inkling and Muse Spark 1.2?

The widest category gap is in agentic, where the averages are 38.1 for Inkling and 61 for Muse Spark 1.2.

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

Inkling currently has 21 sourced benchmark scores on BenchLM.

### How many benchmarks does Muse Spark 1.2 cover on BenchLM?

Muse Spark 1.2 currently has 8 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Inkling vs Inkling-Small](/compare/inkling-vs-inkling-small)
- [Muse Spark 1.2 vs Inkling-Small](/compare/inkling-small-vs-muse-spark-1-2)
- [Inkling vs Muse Spark 1.1](/compare/inkling-vs-muse-spark-1-1)
- [Muse Spark 1.2 vs Muse Spark 1.1](/compare/muse-spark-1-1-vs-muse-spark-1-2)

## Explore More

- [Inkling profile](/models/inkling)
- [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)