# Inkling-Small vs Nemotron 3 Ultra

> Side-by-side benchmark comparison for Inkling-Small and Nemotron 3 Ultra across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/inkling-small-vs-nemotron-3-ultra
- Last updated: September 10, 2026

- Shared sourced benchmarks: 16
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Inkling-Small if you want the stronger benchmark profile. Nemotron 3 Ultra only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Inkling-Small leads overall 59.25 to 40.51.
- The clearest category separation is in coding, where the averages are 43.8 for Inkling-Small and 26.6 for Nemotron 3 Ultra.
- The biggest single benchmark swing is BrowseComp in Agentic, with scores of 77.4% and 44.4%.
- Nemotron 3 Ultra is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Inkling-Small | Nemotron 3 Ultra |
|----------|----------|----------|
| Creator | Thinking Machines Lab | NVIDIA |
| Type | Open Weight | Open Weight |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | 59.25 | 40.51 |
| Benchmarks Covered | 25 | 24 |
| Pricing (input/output) | $0.58 / $1.44 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Inkling-Small
- Inkling-Small public-lane score: 36.9 (Supported · #128/152)
- Nemotron 3 Ultra public-lane score: 27 (Supported · #143/152)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 64.7% | 56.4% | Inkling-Small |
| BrowseComp | 77.4% | 44.4% | Inkling-Small |
| MCP Atlas | 79.6% | Coming soon | Coming soon |
| Toolathlon-Verified | 54.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 55.1% | 50.9% | Inkling-Small |
| PinchBench | Coming soon | 90.0% | Coming soon |
| τ³-bench results | Coming soon | 70.9% | Coming soon |
| HLE w/ tools | Coming soon | 37.4% | Coming soon |

### Coding

- Winner: Inkling-Small
- Inkling-Small public-lane score: 43.8 (Supported · #97/151)
- Nemotron 3 Ultra public-lane score: 26.6 (Supported · #145/151)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 80.2% | 71.9% | Inkling-Small |
| SWE-bench Pro | 55.9% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 64.7% | 56.4% | Inkling-Small |
| SciCode | 48.7% | 44.6% | Inkling-Small |
| LiveCodeBench (Vals) | 85.9% | 86.0% | Nemotron 3 Ultra |
| SWE-bench (Vals) | 82.2% | 69.0% | Inkling-Small |
| SWE Multilingual | Coming soon | 67.7% | Coming soon |
| LiveCodeBench v6 | Coming soon | 89.0% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Inkling-Small public-lane score: 48.8 (#39/48)
- Nemotron 3 Ultra public-lane score: Coming soon

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 74% | Coming soon | Coming soon |
| CharXiv | 81.3% | Coming soon | Coming soon |
| CharXiv w/o tools | 77.4% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- Inkling-Small public-lane score: 42.7 (Unranked · 3 rankable rows)
- Nemotron 3 Ultra public-lane score: 48.7 (Unranked · 1 rankable row)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 40.1% | Coming soon | Coming soon |
| CritPt | 8.3% | 3.1% | Inkling-Small |
| LongBench v2 | Coming soon | 61.9% | Coming soon |

### Knowledge

- Winner: Coming soon
- Inkling-Small public-lane score: 56.5 (Supported · #46/183)
- Nemotron 3 Ultra public-lane score: 44.7 (Estimated · #111/183)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 89.5% | 87% | Inkling-Small |
| GPQA-D | 89.5% | 87.0% | Inkling-Small |
| HLE | 47.8% | 26.7% | Inkling-Small |
| HLE w/o tools | 31.6% | 26.7% | Inkling-Small |
| GPQA Diamond (Vals) | 83.6% | 86.1% | Nemotron 3 Ultra |
| MMLU-Pro (Vals) | 85.6% | 85.8% | Nemotron 3 Ultra |
| MMLU-Pro | Coming soon | 86.8% | Coming soon |

### Instruction Following

- Winner: Inkling-Small
- Inkling-Small public-lane score: 89.6 (#25/123)
- Nemotron 3 Ultra public-lane score: 88.8 (#28/123)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 82.2% | 81.7% | Inkling-Small |

### Multilingual

- Winner: Coming soon
- Inkling-Small public-lane score: Coming soon
- Nemotron 3 Ultra public-lane score: 47.4 (#7/12)

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 83% | Coming soon |

### Mathematics

- Winner: Coming soon
- Inkling-Small public-lane score: 76.9 (Unranked · 2 rankable rows)
- Nemotron 3 Ultra public-lane score: Coming soon

| Benchmark | Inkling-Small | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 95.5% | Coming soon | Coming soon |
| HMMT Feb 2026 | 90.2% | Coming soon | Coming soon |

## FAQ

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

Inkling-Small is ahead overall on BenchLM right now.

### Where is the biggest gap between Inkling-Small and Nemotron 3 Ultra?

The widest category gap is in coding, where the averages are 43.8 for Inkling-Small and 26.6 for Nemotron 3 Ultra.

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

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

### How many benchmarks does Nemotron 3 Ultra cover on BenchLM?

Nemotron 3 Ultra currently has 24 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Inkling-Small vs Inkling](/compare/inkling-vs-inkling-small)
- [Nemotron 3 Ultra vs Inkling](/compare/inkling-vs-nemotron-3-ultra)
- [Inkling-Small vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-inkling-small)
- [Nemotron 3 Ultra vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-nemotron-3-ultra)

## Explore More

- [Inkling-Small profile](/models/inkling-small)
- [Nemotron 3 Ultra profile](/models/nemotron-3-ultra)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)