Llama 3.1 Nemotron Ultra 253B v1
Released · 20 days after Llama 3.3 Nemotron Super 49B v1
Key info
Context window
—
Max output
—
Input price
$0.60 /1M
Output price
$1.80 /1M
Prices are the median across providers tracked by Artificial Analysis, not Opper billing.
Benchmarks
Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.
Intelligence Index8.9
Math Index63.7
Reasoning & knowledge
MMLU-Pro
83%
GPQA Diamond
73%
Humanity's Last Exam
7%
Long-context reasoning
8%
Coding
LiveCodeBench
64%
SciCode
35%
Agentic & tool use
Terminal-Bench Hard
2%
τ²-Bench Telecom
11%
Math & instruction following
AIME 2025
64%
IFBench
38%
See full leaderboard →Benchmarks via Artificial Analysis · View on AA
Available routes
No routes currently available — Llama 3.1 Nemotron Ultra 253B v1 isn't routed through the Opper gateway right now. It's tracked here for its release history.
Contact us about this model →