Model comparison
Inkling-Small vs Muse Spark 1.1
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 46.5 on the Noometry Index. Inkling-Small costs 3.1× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Last verified . 25 shared benchmarks.
MetaSummary
- They share 25 benchmarks with published results for both. Inkling-Small scores higher in 0 categories and Muse Spark 1.1 in 9 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Muse Spark 1.1 leads 73.4 to 59.6.
- The biggest single-benchmark swing is SimpleQA Verified: 19.1% for Inkling-Small and 57.8% for Muse Spark 1.1.
- Inkling-Small is cheaper at $0.45 / $1.20 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.1.
- Muse Spark 1.1 accepts more context: 1.05M tokens versus 524K.
- Inkling-Small has downloadable open weights; the other is API-only.
Side by side
| Inkling-Small | Muse Spark 1.1 | |
|---|---|---|
| Provider | Thinking Machines Lab | Meta |
| Noometry Index | 46.5 | 49.9 |
| Released | 2026-07-15 | 2026-04-08 |
| Weights | Open | Proprietary |
| Context window | 524K | 1.05M |
| Max output | 1.05M | 131K |
| Input $ / M tokens | $0.45 | $1.25 |
| Output $ / M tokens | $1.20 | $4.25 |
| Results tracked | 33 | 37 |
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Category by category
Coding Muse Spark 1.1 leads
Inkling-Small: 43.6 (#85), Muse Spark 1.1: 51.3 (#40)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena WebDev | 1409 | 1542 |
| SciCode | 48.7% | 58.8% |
| LMArena Coding | 1451 | 1498 |
| DeepSWE | — | 53.3% |
Agentic & Tool Use Not comparable
Inkling-Small: —, Muse Spark 1.1: 30.8 (#73)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| APEX-Agents | — | 31.8% |
| τ²-bench Banking | — | 40.5% |
| GBAEval | — | 7.9% |
| GDP.pdf | — | 15% |
| Vending-Bench 2 | — | 6,520 |
Reasoning Muse Spark 1.1 leads
Inkling-Small: 38.6 (#63), Muse Spark 1.1: 47.1 (#44)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| CritPt | 8.3% | 15.1% |
| LMArena Hard Prompts | 1423 | 1486 |
| Epoch Capabilities Index | 150.15 | 154.21 |
| ARC-AGI-2 | 40.1% | — |
| NYT Connections (extended) | — | 84.9% |
| ARC-AGI-1 | 84% | — |
| Chess Puzzles | 18% | — |
| Mystery Game Puzzles | 6% | — |
| DTBench | — | 94.4% |
| LMCA | — | 49.9% |
| Surface Evolver Bench | — | 52.5% |
Math Too close to call
Inkling-Small: 45.1 (#77), Muse Spark 1.1: 45.5 (#76)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| ProofBench | 6% | 39% |
| LMArena Math | 1459 | 1483 |
| FrontierMath (Tiers 1-3) | 46.3% | — |
| FrontierMath Tier 4 | 17.1% | — |
| OTIS Mock AIME 2024-2025 | 90% | — |
Knowledge Muse Spark 1.1 leads
Inkling-Small: 48.2 (#77), Muse Spark 1.1: 53.1 (#59)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| SimpleQA Verified | 19.1% | 57.8% |
| LMArena Expert | 1442 | 1478 |
| GPQA Diamond | 88.5% | — |
Multimodal Muse Spark 1.1 leads
Inkling-Small: 39.1 (#62), Muse Spark 1.1: 42.6 (#29)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena Vision | 1235 | 1293 |
| LMArena Document | — | 1465 |
Multilingual Muse Spark 1.1 leads
Inkling-Small: 51.7 (#104), Muse Spark 1.1: 56.7 (#17)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena Non-English | 1402 | 1472 |
| LMArena Chinese | 1465 | 1518 |
| LMArena French | 1436 | 1494 |
| LMArena German | 1405 | 1466 |
| LMArena Japanese | 1405 | 1451 |
| LMArena Korean | 1363 | 1458 |
| LMArena Russian | 1391 | 1483 |
| LMArena Spanish | 1428 | 1464 |
Instruction Following Muse Spark 1.1 leads
Inkling-Small: 73.8 (#114), Muse Spark 1.1: 76.5 (#39)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena Instruction Following | 1399 | 1457 |
Long Context Muse Spark 1.1 leads
Inkling-Small: 42.7 (#118), Muse Spark 1.1: 44.8 (#58)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena Longer Query | 1401 | 1462 |
Writing & Preference Muse Spark 1.1 leads
Inkling-Small: 59.6 (#107), Muse Spark 1.1: 73.4 (#11)
| Benchmark | Inkling-Small | Muse Spark 1.1 |
|---|---|---|
| LMArena Text | 1414 | 1479 |
| LMArena Creative Writing | 1331 | 1437 |
| EQ-Bench Creative Writing | 1491 | 1927 |
| LMArena Multi-Turn | 1418 | 1485 |
| EQ-Bench 4 | — | 1260 |
Frequently asked questions
Is Inkling-Small better than Muse Spark 1.1?
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 46.5 on the Noometry Index. Inkling-Small costs 3.1× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Which is cheaper, Inkling-Small or Muse Spark 1.1?
Inkling-Small is cheaper. It lists at $0.45 per million input tokens and $1.20 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.
Is Inkling-Small or Muse Spark 1.1 better for coding?
Muse Spark 1.1 scores higher on coding benchmarks: 51.3 versus 43.6 in the Noometry coding category.
Which has the bigger context window?
Muse Spark 1.1 does, with 1.05M tokens against 524K.
How many benchmarks do Inkling-Small and Muse Spark 1.1 share?
25 benchmarks have published results for both models. Inkling-Small has 33 scored results on Noometry and Muse Spark 1.1 has 37.