# Nemotron 3 Ultra vs Sage-A1.5

> Side-by-side benchmark comparison for Nemotron 3 Ultra and Sage-A1.5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/nemotron-3-ultra-vs-sage-a1-5
- Last updated: October 20, 2026

- Shared sourced benchmarks: 7
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Sage-A1.5 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Sage-A1.5 has the higher overall point estimate 62.95 to 46.45. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in coding, where the averages are 21.7 for Nemotron 3 Ultra and 54 for Sage-A1.5.
- The biggest single benchmark swing is BrowseComp in Agentic, with scores of 44.4% and 81.7%.
- Nemotron 3 Ultra also has the larger context window at 1M.

## Model Snapshot

| Property | Nemotron 3 Ultra | Sage-A1.5 |
|----------|----------|----------|
| Creator | NVIDIA | InternScience |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 262K |
| Overall Score | 46.45 | 62.95 |
| Benchmarks Covered | 25 | 12 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Nemotron 3 Ultra public-lane score: 27.7 (Supported · #103/132)
- Sage-A1.5 public-lane score: 57.7 (Estimated · #36/132)

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 56.4% | Coming soon | Coming soon |
| PinchBench | 90.0% | 90.0% | Tie |
| BrowseComp | 44.4% | 81.7% | Sage-A1.5 |
| τ³-bench results | 70.9% | Coming soon | Coming soon |
| HLE w/ tools | 37.4% | 55.1% | Sage-A1.5 |
| Terminal-Bench 2.1 (Vals) | 50.9% | Coming soon | Coming soon |
| MazeBench | 0% | Coming soon | Coming soon |
| GAIA | Coming soon | 95.1% | Coming soon |
| MLE-Bench Lite | Coming soon | 65.2% | Coming soon |
| VITA-Bench | Coming soon | 45.4% | Coming soon |

### Coding

- Winner: Directional only
- Nemotron 3 Ultra public-lane score: 21.7 (Supported · #120/153)
- Sage-A1.5 public-lane score: 54 (Estimated · #34/153)

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 71.9% | Coming soon | Coming soon |
| SWE Multilingual | 67.7% | 72.7% | Sage-A1.5 |
| LiveCodeBench v6 | 89.0% | Coming soon | Coming soon |
| SciCode | 44.6% | 44.3% | Nemotron 3 Ultra |
| Terminal-Bench 2.1 | 56.4% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 86.0% | Coming soon | Coming soon |
| SWE-bench (Vals) | 69.0% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 61.2% | Coming soon |

### Reasoning

- Winner: Not comparable
- Nemotron 3 Ultra public-lane score: 69.5 (Unranked · 1 rankable row)
- Sage-A1.5 public-lane score: 80.6 (Unranked · 2 rankable rows)

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| CritPt | 3.1% | 20.0% | Sage-A1.5 |
| LongBench v2 | 61.9% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Nemotron 3 Ultra public-lane score: 50 (Estimated · #84/187)
- Sage-A1.5 public-lane score: Coming soon

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87% | Coming soon | Coming soon |
| GPQA-D | 87.0% | Coming soon | Coming soon |
| HLE | 26.7% | Coming soon | Coming soon |
| HLE w/o tools | 26.7% | Coming soon | Coming soon |
| MMLU-Pro | 86.8% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 86.1% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 85.8% | Coming soon | Coming soon |
| FrontierScience Research | Coming soon | 48.3% | Coming soon |

### Multilingual

- Winner: Not comparable
- Nemotron 3 Ultra public-lane score: 89.2 (#7/17)
- Sage-A1.5 public-lane score: Coming soon

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | 83% | Coming soon | Coming soon |

### Instruction Following

- Winner: Tie
- Nemotron 3 Ultra public-lane score: 92.1 (#21/152)
- Sage-A1.5 public-lane score: 91.9 (#22/152)

| Benchmark | Nemotron 3 Ultra | Sage-A1.5 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 81.7% | 81.6% | Nemotron 3 Ultra |

## FAQ

### Which is better overall, Nemotron 3 Ultra or Sage-A1.5?

Sage-A1.5 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Nemotron 3 Ultra and Sage-A1.5?

The widest category gap is in coding, where the averages are 21.7 for Nemotron 3 Ultra and 54 for Sage-A1.5.

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

Nemotron 3 Ultra currently has 25 sourced benchmark scores on BenchLM.

### How many benchmarks does Sage-A1.5 cover on BenchLM?

Sage-A1.5 currently has 12 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Nemotron 3 Ultra vs Sage-A1.5-F16-GGUF](/compare/nemotron-3-ultra-vs-sage-a1-5-f16-gguf)
- [Sage-A1.5 vs Sage-A1.5-F16-GGUF](/compare/sage-a1-5-vs-sage-a1-5-f16-gguf)
- [Nemotron 3 Ultra vs Sage-A1.5-FP8](/compare/nemotron-3-ultra-vs-sage-a1-5-fp8)
- [Sage-A1.5 vs Sage-A1.5-FP8](/compare/sage-a1-5-vs-sage-a1-5-fp8)

## Explore More

- [Nemotron 3 Ultra profile](/models/nemotron-3-ultra)
- [Sage-A1.5 profile](/models/sage-a1-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)