Llama 3.1 Nemotron Ultra 253b V1 specs, prices, where it runs and its benchmark standing

Name: Llama 3.1 Nemotron Ultra 253b V1
Author: Nvidia

open weights · top 10 on 0 of 1 · released Apr 7, 2025

Provider: Nvidia
Release date: Apr 7, 2025; Hugging Face
Parameters: 253B total; Hugging Face
Modalities: Text to Text; Hugging Face
License: Nvidia Open Model License; Hugging Face
Hosting: self-host: weights on Hugging Face
Hardware: Estimate: about 507 GB of weights as published (BF16), about 253 GB at 8-bit, about 127 GB at 4-bit, plus memory for the context; Hugging Face config
Weights: Open weights
Benchmarks: 1 board captured

Rank	Board	Category	Score	Of	Over time
80	BFCLAgents and tools · stale since 2026-04-12 · as “Llama-3.1-Nemotron-Ultra-253B-v1 (FC)”	Agents and tools	10.0%	81

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