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Llama 3.1 Nemotron Ultra 253B in fedi-index

The score in every slice, what it is made of, value, local run and history.

fedi-index · General

C 1,303 ±7

Percentile 36 · #189 · provisional

People prefer / Solves tasks

1,310 / —

Human votes vs benchmarks, Elo-eq

Value

Free

On your hardware

Does not fit the reference setups.

Score decomposition

C General 1,303 [1,295–1,310] Percentile 36 · #189 · components: 5 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/overall 1,320 ±5.88 1,320 ±6 33.9% 2026-10-02 —
LMArena text/hard_prompts 1,316 ±11 1,319 ±10 27.7% 2026-10-02 —
LMArena text/instruction_following 1,308 ±11 1,326 ±10 13.4% 2026-10-02 —
LMArena text/multi_turn 1,317 ±15 1,324 ±14 5.3% 2026-10-02 —
LMArena text/longer_query 1,299 ±15 1,306 ±14 5.2% 2026-10-02 —

Weight is the share of the component in the score (the rest is the prior that pulls models with little data towards the population median). Methodology

C Coding 1,287 [1,265–1,309] Percentile 30 · #195 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/coding 1,312 ±15 1,303 ±13 84.2% 2026-10-02 —

Weight is the share of the component in the score (the rest is the prior that pulls models with little data towards the population median). Methodology

C Writing 1,316 [1,298–1,334] Percentile 41 · #158 · components: 2 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/creative_writing 1,314 ±13 1,341 ±14 60.2% 2026-10-02 —
LMArena text/longer_query 1,299 ±15 1,306 ±14 29.4% 2026-10-02 —

Weight is the share of the component in the score (the rest is the prior that pulls models with little data towards the population median). Methodology

C Language: English 1,320 [1,306–1,335] Percentile 38 · #170 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/english 1,345 ±7.49 1,330 ±8 92.6% 2026-10-02 —

Weight is the share of the component in the score (the rest is the prior that pulls models with little data towards the population median). Methodology

C Language: Русский 1,292 [1,268–1,316] Percentile 28 · #170 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/russian 1,284 ±15 1,302 ±14 89.8% 2026-10-02 —

Weight is the share of the component in the score (the rest is the prior that pulls models with little data towards the population median). Methodology

History

fedi-index by month
The same in a table
Model 2026-10
Llama 3.1 Nemotron Ultra 253B 1,303 C

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fedi-index: Llama 3.1 Nemotron Ultra 253B

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