Nemotron 3 Ultra

Nemotron 3 Ultra is an open-weight model from NVIDIA, released June 4, 2026.

Release Date: Jun 4, 2026

Developer NVIDIA Β πŸ‡ΊπŸ‡Έ
Context Window 1M
Max Output Tokens 128k
Token Costs (in/out) N/A
Weights Open
Input Modalities

Accuracy

44.62 %

Avg. Cost (In/Out)

N/A

Latency

19 min 59 s

Vals Index
BenchmarksAccuracyRankings

4.91%

Β±1.59
73/79

31.73%

Β±2.81
65/76

37.67%

Β±0.15
67/80

15.38%

Β±2.51
65/80

38.62%

Β±2.00
71/107

73.10%

Β±0.87
53/145

7.64%

Β±2.78
98/114

86.11%

Β±1.74
44/138

85.98%

Β±0.99
24/143

82.07%

Β±0.46
76/151

85.76%

Β±0.34
55/138

0.00%

Β±0.00
53/64

69.00%

Β±2.07
68/88

50.94%

Β±2.92
57/75
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : NVIDIA
Temperature: Default
Top P: 0.95
Top K: Default
Max Output Tokens: 128,000

Updates

Jun 4, 2026

The model is text-only, with a 1M-token context window and 128k max output tokens. We ran it via the NVIDIA API with top_p set to 0.95.