# Inkling-Small vs Nemotron 3 Ultra

> Inkling-Small is the stronger model overall, scoring 46.5 to 42.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/inkling-small-vs-nemotron-3-ultra
- Last updated: 2026-10-12
- Shared benchmarks: 25

## Summary

- They share 25 benchmarks with published results for both. Inkling-Small scores higher in 3 categories and Nemotron 3 Ultra in 5 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Inkling-Small leads 45.1 to 35.3.
- The biggest single-benchmark swing is Mystery Game Puzzles: 6% for Inkling-Small and 20% for Nemotron 3 Ultra.
- Inkling-Small is cheaper at $0.45 / $1.20 per million input/output tokens, against $0.60 / $2.40 for Nemotron 3 Ultra.
- Inkling-Small accepts more context: 524K tokens versus 262K.

## Snapshot

| | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| Provider | Thinking Machines Lab | NVIDIA |
| Noometry Index | 46.5 | 42.5 |
| Rank | 63 | 113 |
| Context | 524K | 262K |
| Input $/M | $0.45 | $0.60 |
| Output $/M | $1.20 | $2.40 |
| Weights | Open | Open |

## Coding

- Inkling-Small: 43.6 (#85)
- Nemotron 3 Ultra: 38.1 (#182)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| SciCode | 48.7% | 40.3% |
| LMArena Coding | 1451 | 1468 |
| FrontierCode | — | 13.6% |
| LMArena WebDev | 1409 | — |
| WeirdML | — | 43.5% |

## Agentic & Tool Use

- Inkling-Small: —
- Nemotron 3 Ultra: 23.4 (#126)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| APEX-Agents | — | 22.7% |

## Reasoning

- Inkling-Small: 38.6 (#63)
- Nemotron 3 Ultra: 31.0 (#82)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| CritPt | 8.3% | 3.1% |
| Chess Puzzles | 18% | 12% |
| LMArena Hard Prompts | 1423 | 1452 |
| Mystery Game Puzzles | 6% | 20% |
| Epoch Capabilities Index | 150.15 | 146.17 |
| ARC-AGI-2 | 40.1% | — |
| ARC-AGI-1 | 84% | — |
| DTBench | — | 90.1% |
| LMCA | — | 36.9% |

## Math

- Inkling-Small: 45.1 (#77)
- Nemotron 3 Ultra: 35.3 (#187)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 90% | 86.7% |
| ProofBench | 6% | 2% |
| LMArena Math | 1459 | 1457 |
| FrontierMath (Tiers 1-3) | 46.3% | — |
| FrontierMath Tier 4 | 17.1% | — |

## Knowledge

- Inkling-Small: 48.2 (#77)
- Nemotron 3 Ultra: 52.5 (#61)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| GPQA Diamond | 88.5% | 85.4% |
| LMArena Expert | 1442 | 1472 |
| SimpleQA Verified | 19.1% | — |

## Multimodal

- Inkling-Small: 39.1 (#62)
- Nemotron 3 Ultra: —

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| LMArena Vision | 1235 | — |

## Multilingual

- Inkling-Small: 51.7 (#104)
- Nemotron 3 Ultra: 53.5 (#64)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| LMArena Non-English | 1402 | 1427 |
| LMArena Chinese | 1465 | 1497 |
| LMArena French | 1436 | 1472 |
| LMArena German | 1405 | 1471 |
| LMArena Korean | 1363 | 1386 |
| LMArena Russian | 1391 | 1417 |
| LMArena Spanish | 1428 | 1454 |
| LMArena Japanese | 1405 | — |

## Instruction Following

- Inkling-Small: 73.8 (#114)
- Nemotron 3 Ultra: 74.7 (#88)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| LMArena Instruction Following | 1399 | 1418 |

## Long Context

- Inkling-Small: 42.7 (#118)
- Nemotron 3 Ultra: 43.9 (#81)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| LMArena Longer Query | 1401 | 1437 |

## Writing & Preference

- Inkling-Small: 59.6 (#107)
- Nemotron 3 Ultra: 66.3 (#36)

| Benchmark | Inkling-Small | Nemotron 3 Ultra |
|---|---|---|
| LMArena Text | 1414 | 1445 |
| LMArena Creative Writing | 1331 | 1398 |
| EQ-Bench Creative Writing | 1491 | 1692 |
| LMArena Multi-Turn | 1418 | 1411 |

## FAQ

### Is Inkling-Small better than Nemotron 3 Ultra?

Inkling-Small is the stronger model overall, scoring 46.5 to 42.5 on the Noometry Index.

### Which is cheaper, Inkling-Small or Nemotron 3 Ultra?

Inkling-Small is cheaper. It lists at $0.45 per million input tokens and $1.20 per million output tokens; Nemotron 3 Ultra lists at $0.60 and $2.40.

### Is Inkling-Small or Nemotron 3 Ultra better for coding?

Inkling-Small scores higher on coding benchmarks: 43.6 versus 38.1 in the Noometry coding category.

### Which has the bigger context window?

Inkling-Small does, with 524K tokens against 262K.

### How many benchmarks do Inkling-Small and Nemotron 3 Ultra share?

25 benchmarks have published results for both models. Inkling-Small has 33 scored results on Noometry and Nemotron 3 Ultra has 30.