# Inkling vs Nemotron 3 Ultra

> Inkling and Nemotron 3 Ultra score almost the same on the Noometry Index (44.1 vs 44.7), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/inkling-vs-nemotron-3-ultra
- Last updated: 2026-10-10
- Shared benchmarks: 28

## Summary

- They share 28 benchmarks with published results for both. Inkling scores higher in 4 categories and Nemotron 3 Ultra in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Inkling leads 40.6 to 30.3.
- The biggest single-benchmark swing is WeirdML: 32.3% for Inkling and 43.5% for Nemotron 3 Ultra.
- Nemotron 3 Ultra is cheaper at $0.60 / $2.40 per million input/output tokens, against $1.87 / $4.68 for Inkling.
- Nemotron 3 Ultra accepts more context: 262K tokens versus 66K.

## Snapshot

| | Inkling | Nemotron 3 Ultra |
|---|---|---|
| Provider | Thinking Machines Lab | NVIDIA |
| Noometry Index | 44.1 | 44.7 |
| Rank | 75 | 71 |
| Context | 66K | 262K |
| Input $/M | $1.87 | $0.60 |
| Output $/M | $4.68 | $2.40 |
| Weights | Open | Open |

## Coding

- Inkling: 34.1 (#229)
- Nemotron 3 Ultra: 37.7 (#174)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| FrontierCode | 14% | 13.6% |
| SciCode | 47% | 40.3% |
| WeirdML | 32.3% | 43.5% |
| LMArena Coding | 1463 | 1468 |
| LMArena WebDev | 1412 | — |
| FrontierSWE | 4.1% | — |
| ALE-Bench | 946 | — |

## Agentic & Tool Use

- Inkling: 29.5 (#76)
- Nemotron 3 Ultra: —

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| APEX-Agents | 33.8% | — |
| τ²-bench Banking | 25% | — |

## Reasoning

- Inkling: 40.6 (#48)
- Nemotron 3 Ultra: 30.3 (#78)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| CritPt | 5.4% | 3.1% |
| Chess Puzzles | 21% | 12% |
| LMArena Hard Prompts | 1452 | 1452 |
| DTBench | 87.5% | 90.1% |
| LMCA | 37.6% | 36.9% |
| Epoch Capabilities Index | 148.6 | 146.2 |
| ARC-AGI-2 | 36.5% | — |
| SimpleBench | 50% | — |
| ARC-AGI-1 | 79.5% | — |
| Mystery Game Puzzles | — | 20% |

## Math

- Inkling: 31.2 (#198)
- Nemotron 3 Ultra: 34.4 (#160)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 88.9% | 86.7% |
| ProofBench | 0% | 2% |
| LMArena Math | 1482 | 1456 |
| FrontierMath (Tiers 1-3) | 33.3% | — |
| FrontierMath Tier 4 | 4.9% | — |

## Knowledge

- Inkling: 55.2 (#44)
- Nemotron 3 Ultra: 52.5 (#56)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| GPQA Diamond | 88.3% | 85.4% |
| LMArena Expert | 1468 | 1472 |
| SimpleQA Verified | 40.3% | — |

## Multilingual

- Inkling: 54.2 (#49)
- Nemotron 3 Ultra: 53.7 (#61)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| LMArena Non-English | 1434 | 1427 |
| LMArena Chinese | 1495 | 1498 |
| LMArena French | 1453 | 1475 |
| LMArena German | 1456 | 1471 |
| LMArena Korean | 1401 | 1387 |
| LMArena Russian | 1430 | 1415 |
| LMArena Spanish | 1442 | 1452 |
| LMArena Japanese | 1428 | — |

## Instruction Following

- Inkling: 75.3 (#65)
- Nemotron 3 Ultra: 74.9 (#84)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| LMArena Instruction Following | 1427 | 1417 |

## Long Context

- Inkling: 43.9 (#79)
- Nemotron 3 Ultra: 43.9 (#77)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| LMArena Longer Query | 1436 | 1437 |

## Writing & Preference

- Inkling: 65.5 (#48)
- Nemotron 3 Ultra: 66.3 (#35)

| Benchmark | Inkling | Nemotron 3 Ultra |
|---|---|---|
| LMArena Text | 1443 | 1444 |
| LMArena Creative Writing | 1390 | 1392 |
| EQ-Bench Creative Writing | 1611 | 1692 |
| LMArena Multi-Turn | 1436 | 1412 |
| EQ-Bench 4 | 1226 | — |

## FAQ

### Is Inkling better than Nemotron 3 Ultra?

Inkling and Nemotron 3 Ultra score almost the same on the Noometry Index (44.1 vs 44.7), so choose on price, context window or the category you care about most.

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

Nemotron 3 Ultra is cheaper. It lists at $0.60 per million input tokens and $2.40 per million output tokens; Inkling lists at $1.87 and $4.68.

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

Nemotron 3 Ultra scores higher on coding benchmarks: 37.7 versus 34.1 in the Noometry coding category.

### Which has the bigger context window?

Nemotron 3 Ultra does, with 262K tokens against 66K.

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

28 benchmarks have published results for both models. Inkling has 41 scored results on Noometry and Nemotron 3 Ultra has 29.