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o3 in fedi-index

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

fedi-index · General

B 1,392 ±5

Percentile 64 · #107

People prefer / Solves tasks

1,386 / 1,400

Human votes vs benchmarks, Elo-eq

Value

-17

$3.50 per 1M tokens, median of 18 providers · vendor $3.50

On your hardware

Closed weights: cloud only.

Score decomposition

B General 1,392 [1,386–1,396] Percentile 64 · #107 · components: 9
Source Component Value Elo-eq Weight Measured Variant
Epoch AI eci 147 ±0.92 1,413 ±7 33.9% 2025-04-16 —
LMArena text/overall 1,410 ±1.84 1,410 ±2 15.7% 2026-10-02 —
LMArena text/hard_prompts 1,402 ±2.43 1,397 ±2 15.6% 2026-10-02 —
LMArena text/instruction_following 1,368 ±2.83 1,382 ±3 7.7% 2026-10-02 —
LMArena text/expert 1,403 ±5.77 1,397 ±5 7.3% 2026-10-02 —
LMArena text/longer_query 1,371 ±3.13 1,374 ±3 3.8% 2026-10-02 —
Epoch AI simpleqa_verified decay ×0.61 0.49 ±0.02 1,452 ±5 3.8% 2026-08-27 high
LMArena text/multi_turn 1,405 ±3.45 1,403 ±3 3.8% 2026-10-02 —
Epoch AI gpqa_diamond decay ×0.26 0.82 ±0.02 1,420 ±10 1.3% 2025-04-16 high

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

B Coding 1,373 [1,368–1,378] Percentile 53 · #130 · components: 2
Source Component Value Elo-eq Weight Measured Variant
LMArena text/coding 1,408 ±3.16 1,388 ±3 78.7% 2026-10-02 —
Epoch AI swe_bench_verified decay ×0.37 0.62 ±0.02 1,393 ±11 12.8% 2026-02-12 medium

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

B Math 1,392 [1,386–1,400] Percentile 65 · #90 · components: 2
Source Component Value Elo-eq Weight Measured Variant
LMArena text/math 1,426 ±5.10 1,418 ±5 51.0% 2026-10-02 —
Epoch AI frontiermath_t1_3 decay ×0.86 0.33 ±0.03 1,393 ±6 41.9% 2026-08-27 high

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 Vision 1,384 [1,379–1,388] Percentile 42 · #66 · components: 3 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena vision/overall 1,214 ±3.34 1,397 ±3 63.7% 2026-10-02 —
LMArena vision/ocr 1,218 ±4.19 1,393 ±4 15.4% 2026-10-02 —
LMArena vision/diagram 1,219 ±6.13 1,392 ±5 14.6% 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

B Writing 1,371 [1,366–1,376] Percentile 55 · #122 · components: 2 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/creative_writing 1,358 ±3.72 1,386 ±4 62.0% 2026-10-02 —
LMArena text/longer_query 1,371 ±3.13 1,374 ±3 31.8% 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

B Language: 繁體中文 1,392 [1,384–1,399] Percentile 53 · #106 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/chinese 1,438 ±5.10 1,404 ±4 93.7% 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

B Language: Deutsch 1,404 [1,391–1,417] Percentile 61 · #57 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/german 1,420 ±8.18 1,419 ±7 92.9% 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

B Language: English 1,393 [1,388–1,398] Percentile 60 · #109 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/english 1,416 ±2.40 1,405 ±2 94.0% 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: Español 1,380 [1,364–1,395] Percentile 33 · #100 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/spanish 1,395 ±9.17 1,394 ±8 92.4% 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: Français 1,397 [1,378–1,415] Percentile 44 · #76 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/french 1,430 ±11 1,414 ±10 91.6% 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

B Language: 日本語 1,414 [1,401–1,426] Percentile 65 · #46 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/japanese 1,403 ±8.94 1,429 ±7 93.0% 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

B Language: 한국어 1,398 [1,386–1,411] Percentile 52 · #66 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/korean 1,371 ±9.34 1,413 ±7 92.9% 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

B Language: Polski 1,424 [1,416–1,433] Percentile 68 · #43 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/polish 1,438 ±5.48 1,439 ±5 93.6% 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

B Language: Русский 1,400 [1,392–1,407] Percentile 61 · #92 · components: 1 provisional
Source Component Value Elo-eq Weight Measured Variant
LMArena text/russian 1,407 ±4.48 1,413 ±4 93.7% 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

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Model 2026-10
o3 1,392 B

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fedi-index: o3

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