# Inkling vs Nemotron 3 Ultra

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

- Canonical page: https://benchlm.ai/compare/inkling-vs-nemotron-3-ultra
- Last updated: October 14, 2026

- Shared sourced benchmarks: 14
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Inkling leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Inkling has the higher overall point estimate 52.13 to 47.2. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in coding, where the averages are 34 for Inkling and 22.4 for Nemotron 3 Ultra.
- The biggest single benchmark swing is BrowseComp in Agentic, with scores of 77.1% 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 | Nemotron 3 Ultra |
|----------|----------|----------|
| Creator | Thinking Machines Lab | NVIDIA |
| Type | Open Weight | Open Weight |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | 52.13 | 47.2 |
| Benchmarks Covered | 24 | 24 |
| Pricing (input/output) | $1.87 / $4.68 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Inkling
- Inkling public-lane score: 36.2 (Supported · #72/124)
- Nemotron 3 Ultra public-lane score: 27.2 (Supported · #95/124)

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 63.8% | 56.4% | Inkling |
| BrowseComp | 77.1% | 44.4% | Inkling |
| MCP Atlas | 74.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 47.6% | 50.9% | Nemotron 3 Ultra |
| CWE-bench v1 | 37.0% | Coming soon | Coming soon |
| 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
- Inkling public-lane score: 34 (Supported · #80/149)
- Nemotron 3 Ultra public-lane score: 22.4 (Supported · #115/149)

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 77.6% | 71.9% | Inkling |
| SWE-bench Pro | 54.3% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 63.8% | 56.4% | Inkling |
| FrontierSWE v2 | 4.1% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 85.5% | 86.0% | Nemotron 3 Ultra |
| SWE-bench (Vals) | 77.6% | 69.0% | Inkling |
| SWE Multilingual | Coming soon | 67.7% | Coming soon |
| LiveCodeBench v6 | Coming soon | 89.0% | Coming soon |
| SciCode | Coming soon | 44.6% | Coming soon |

### Reasoning

- Winner: Directional only
- Inkling public-lane score: 79 (#14/29)
- Nemotron 3 Ultra public-lane score: 70.7 (#20/29)

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| CritPt | Coming soon | 3.1% | Coming soon |
| LongBench v2 | Coming soon | 61.9% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Inkling public-lane score: 67.5 (#35/54)
- Nemotron 3 Ultra public-lane score: Coming soon

| Benchmark | Inkling | Nemotron 3 Ultra | 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 |

### Knowledge

- Winner: Directional only
- Inkling public-lane score: 54.5 (Supported · #62/181)
- Nemotron 3 Ultra public-lane score: 50.7 (Estimated · #77/181)

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87.9% | 87% | Inkling |
| GPQA-D | 87.9% | 87.0% | Inkling |
| HLE | 46% | 26.7% | Inkling |
| HLE w/o tools | 30% | 26.7% | Inkling |
| GPQA Diamond (Vals) | 87.1% | 86.1% | Inkling |
| MMLU-Pro (Vals) | 86.3% | 85.8% | Inkling |
| MMLU-Pro | Coming soon | 86.8% | Coming soon |

### Multilingual

- Winner: Not comparable
- Inkling public-lane score: Coming soon
- Nemotron 3 Ultra public-lane score: 89.2 (#7/17)

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

### Instruction Following

- Winner: Nemotron 3 Ultra
- Inkling public-lane score: 87.6 (#35/128)
- Nemotron 3 Ultra public-lane score: 92.1 (#20/128)

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.8% | 81.7% | Nemotron 3 Ultra |

### Mathematics

- Winner: Not comparable
- Inkling public-lane score: 58.3 (#11/12)
- Nemotron 3 Ultra public-lane score: Coming soon

| Benchmark | Inkling | Nemotron 3 Ultra | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 33.333% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 4.878% | Coming soon | Coming soon |

## FAQ

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

Inkling has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

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

The widest category gap is in coding, where the averages are 34 for Inkling and 22.4 for Nemotron 3 Ultra.

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

Inkling currently has 24 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 vs Inkling-Small](/compare/inkling-vs-inkling-small)
- [Nemotron 3 Ultra vs Inkling-Small](/compare/inkling-small-vs-nemotron-3-ultra)
- [Inkling vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-inkling)
- [Nemotron 3 Ultra vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-nemotron-3-ultra)

## Explore More

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