Model comparison
Mistral Medium 3.5 128B vs Nemotron 3 Ultra
Head-to-head evidence from 23 shared benchmark results across 5 categories. Overall scores shown here use BenchLM's provisional ranking lane.
Verified leaderboard positions: Mistral Medium 3.5 128B unranked; Nemotron 3 Ultra #21
Evidence parity. Mistral Medium 3.5 128B and Nemotron 3 Ultra share 23 comparable benchmark results. 1 of 8 categories are comparable. 2 results are unique to Mistral Medium 3.5 128B; 17 to Nemotron 3 Ultra.
Updated July 14, 2026- Shared results
- 23
- Mistral Medium 3.5 128B only
- 2
- Nemotron 3 Ultra only
- 17
- Comparable categories
- 1 / 8
Pick Nemotron 3 Ultra if you want the stronger benchmark profile. Mistral Medium 3.5 128B only becomes the better choice if coding is the priority.
Confidence note. This is a partial-evidence comparison with 23 shared benchmark results across 5 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Nemotron 3 Ultra finishes one point ahead on BenchLM's provisional leaderboard, 63 to 62. That is enough to call, but not enough to treat as a blowout. This matchup comes down to a few meaningful edges rather than one model dominating the board.
Mistral Medium 3.5 128B is also the more expensive model on tokens at $1.50 input / $7.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron 3 Ultra. That is roughly Infinityx on output cost alone. Nemotron 3 Ultra gives you the larger context window at 1M, compared with 256K for Mistral Medium 3.5 128B.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Mistral Medium 3.5 128B | Δ | Nemotron 3 Ultra |
|---|---|---|---|
| Coding | Mistral Medium 3.5 128B77.6 | Margin← 2.1 | Nemotron 3 Ultra75.5 |
| Agentic | Mistral Medium 3.5 128BNot measured | MarginNo overlap | Nemotron 3 Ultra51.3 |
| Reasoning | Mistral Medium 3.5 128BNot measured | MarginNo overlap | Nemotron 3 Ultra61.9 |
| Knowledge | Mistral Medium 3.5 128BNot measured | MarginNo overlap | Nemotron 3 Ultra54.2 |
| Multilingual | Mistral Medium 3.5 128BNot measured | MarginNo overlap | Nemotron 3 Ultra83.0 |
| Inst. Following | Mistral Medium 3.5 128BNot measured | MarginNo overlap | Nemotron 3 Ultra81.7 |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
SWE-bench Verified
CodingA 77.6%B 71.9%Winner: Mistral Medium 3.5 128BΔ 5.7SWE-bench Verified: Mistral Medium 3.5 128B scored 77.6%; Nemotron 3 Ultra scored 71.9%. Mistral Medium 3.5 128B wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Mistral Medium 3.5 128B | Nemotron 3 Ultra | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Mistral Medium 3.5 128B$1.5 input / $7.5 output | Nemotron 3 Ultra$0 input / $0 output | Nemotron 3 Ultra has the lower combined listed price. |
| Generation speedtokens per second | Mistral Medium 3.5 128BNot available | Nemotron 3 UltraNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Mistral Medium 3.5 128BNot available | Nemotron 3 UltraNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Mistral Medium 3.5 128B256K | Nemotron 3 Ultra1M | Nemotron 3 Ultra lists the larger context window. |
Benchmark Deep Dive
Agentic14 benchmarks
| Benchmark | Mistral Medium 3.5 128B | Nemotron 3 Ultra | Result |
|---|---|---|---|
| TAU3-BenchSource | 91.4% | 70.9% | Mistral Medium 3.5 128B leads |
| AA Agentic IndexSource | 19.0% | 27.4% | Nemotron 3 Ultra leads |
| Tau2-TelecomSource | 94.2% | 83.3% | Mistral Medium 3.5 128B leads |
| GDPval-AASource | 21.4% | 33.2% | Nemotron 3 Ultra leads |
| GDPval-AASource | 929 | 1164 | Nemotron 3 Ultra leads |
| Gert LabsSource | 39.10% | — | Not comparable |
| AA BriefcaseSource | 506 | 870 | Nemotron 3 Ultra leads |
| AA EnterpriseOps-GymSource | 33.7% | 28.9% | Mistral Medium 3.5 128B leads |
| AA Harvey LABSource | 0.8% | 3.3% | Nemotron 3 Ultra leads |
| AA Tau3 BankingSource | 14.4% | 13.8% | Mistral Medium 3.5 128B leads |
| Terminal-Bench 2.0Source | — | 56.4% | Not comparable |
| PinchBenchSource | — | 90.0% | Not comparable |
| BrowseCompSource | — | 44.4% | Not comparable |
| HLE w/ toolsSource | — | 37.4% | Not comparable |
CodingMistral Medium 3.5 128B wins8 benchmarks
| Benchmark | Mistral Medium 3.5 128B | Nemotron 3 Ultra | Result |
|---|---|---|---|
| SWE-bench VerifiedSource | 77.6% | 71.9% | Mistral Medium 3.5 128B leads |
| AA Coding IndexSource | 46.9% | 49.3% | Nemotron 3 Ultra leads |
| Terminal-Bench HardSource | 33.3% | 36.4% | Nemotron 3 Ultra leads |
| AA-SciCodeSource | 39.6% | 39.9% | Nemotron 3 Ultra leads |
| SWE MultilingualSource | — | 67.7% | Not comparable |
| LiveCodeBenchSource | — | 89% | Not comparable |
| SciCodeSource | — | 44.6% | Not comparable |
| Terminal-Bench 2.0Source | — | 56.4% | Not comparable |
Reasoning3 benchmarks
Knowledge12 benchmarks
| Benchmark | Mistral Medium 3.5 128B | Nemotron 3 Ultra | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 29.9% | 37.8% | Nemotron 3 Ultra leads |
| AA-GPQA DiamondSource | 74.8% | 86.7% | Nemotron 3 Ultra leads |
| AA-HLESource | 12.8% | 26.6% | Nemotron 3 Ultra leads |
| AA-Omniscience IndexSource | -36.3% | -0.8% | Nemotron 3 Ultra leads |
| AA-Omniscience AccuracySource | 25.1% | 21.6% | Mistral Medium 3.5 128B leads |
| AA-Omniscience Hallucination RateSource | 82.0% | 28.5% | Nemotron 3 Ultra leads |
| AA Openness IndexSource | 33.3% | 83.3% | Nemotron 3 Ultra leads |
| GPQASource | — | 87% | Not comparable |
| GPQA-DSource | — | 87.0% | Not comparable |
| HLESource | — | 26.7% | Not comparable |
| HLE w/o toolsSource | — | 26.7% | Not comparable |
| MMLU-ProSource | — | 86.8% | Not comparable |
Multilingual1 benchmarks
| Benchmark | Mistral Medium 3.5 128B | Nemotron 3 Ultra | Result |
|---|---|---|---|
| MMLU-ProXSource | — | 83% | Not comparable |
Multimodal2 benchmarks
Frequently Asked Questions (2)
Which is better, Mistral Medium 3.5 128B or Nemotron 3 Ultra?
Nemotron 3 Ultra is ahead on BenchLM's provisional leaderboard, 63 to 62. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 77.6% and 71.9%.
Which is better for coding, Mistral Medium 3.5 128B or Nemotron 3 Ultra?
Mistral Medium 3.5 128B has the edge for coding in this comparison, averaging 77.6 versus 75.5. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.
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