NVIDIA
Llama-3.1-Nemotron-Ultra-253B-v1 is a large language model (LLM) optimized for advanced reasoning, human-interactive chat, retrieval-augmented generation (RAG), and tool-calling tasks. Derived from Meta’s Llama-3.1-405B-Instruct, it has been significantly customized using Neural...
Running this yourself: likely needs a high-memory cloud gpu.
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54.5
Quality Score
1321
Arena ELO
253B
Parameters
131K
Context
This measures the amount of verifiable public evidence we have, not how capable the model is. A missing field means it has not been verified yet, not that its value is zero.
19 of 22 public signals
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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1.6K
Downloads
358
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Apr 2025
Released
5/5 signals
4/4 signals
5/5 signals
3/4 signals
2/4 signals
Gaps we are still tracking
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
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View sourceLlama 3.1 - SWE-Bench Verified
SWE-Bench Verified resolved rate 40.6
View sourcenvidia/Llama-3_1-Nemotron-Ultra-253B-v1 · Hugging Face
NVIDIA published benchmark or leaderboard evidence for Llama 3.1 Nemotron Ultra 253B v1.
View sourceLlama 3.1 - SWE-Bench Verified
SWE-Bench Verified resolved rate 40.6
View sourceLlama 3.1 - SWE-Bench Verified
SWE-Bench Verified resolved rate 40.6
View sourcellama-3.1 - GAIA
GAIA score 0.7 from gaia_agent_huggingfacet
View source1321
ELO Score
1311 - 1332
95% Confidence
+/-11 points
2.7K
Battles
Oct 3, 2026
Last Updated