GPT-5.4 Pro in fedi-index
The score in every slice, what it is made of, value, local run and history.
fedi-index · General
A 1,449 ±15
Percentile 90 · #30 · provisional
People prefer / Solves tasks
— / 1,473
Human votes vs benchmarks, Elo-eq
Value
-32
$67.50 per 1M tokens, median of 16 providers · vendor $67.50
On your hardware
Closed weights: cloud only.
Score decomposition
A General 1,449 [1,434–1,464] Percentile 90 · #30 · components: 3 provisional
| Source | Component | Value | Elo-eq | Weight | Measured | Variant |
|---|---|---|---|---|---|---|
| Epoch AI |
eci
|
159 ±1.32 | 1,508 ±10 | 73.1% | 2026-03-05 | — |
| Epoch AI |
simpleqa_verified
outlier decay ×0.61 |
0.46 ±0.02 | 1,443 ±5 | 5.0% | 2026-08-27 | xhigh |
| Epoch AI |
gpqa_diamond
decay ×0.26 |
0.95 ±0.02 | 1,480 ±7 | 3.8% | 2026-03-20 | xhigh |
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
A Math 1,451 [1,443–1,459] Percentile 92 · #22 · components: 2 provisional
| Source | Component | Value | Elo-eq | Weight | Measured | Variant |
|---|---|---|---|---|---|---|
| Epoch AI |
frontiermath_t1_3
decay ×0.86 |
0.82 ±0.02 | 1,500 ±5 | 63.7% | 2026-06-13 | xhigh |
| Epoch AI |
frontiermath_t4
decay ×0.86 |
0.59 ±0.08 | 1,486 ±12 | 20.9% | 2026-06-13 | xhigh |
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
The same in a table
| Model | 2026-10 |
|---|---|
| GPT-5.4 Pro | 1,449 A |
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