Skip to content
fedi.software

fedi-index: Language: 日本語

Best models for this language by Arena votes in it. Provisional: one source family.

Live data for 2026-10 (recalculated daily) · Methodology v1 · Methodology · History · JSON

All Open weights Closed
# Tier Model fedi-index Percentile Value Sources Score decomposition
1A1,488 ±15100.0 +59 A›
2A1,484 ±2099 +33 A›
3A1,483 ±1998 +33 A›
4A1,477 ±1398 +42 A›
5A1,477 ±1597 +29 A›
6A1,477 ±2096 +84◆ A›
7A1,474 ±2395 +81 A›
8A1,468 ±1794 +49 A›
10A1,467 ±1593 +41 A›
11A1,466 ±1792 +39 A›
12A1,464 ±2391 +57 A›
13A1,460 ±1891 +68 A›
14A1,457 ±1790 +35 A›
15A1,456 ±1989 +40 A›
16A1,455 ±1088 +5 A›
17A1,452 ±2287 +54 A›
18A1,444 ±1987 +18 A›
20A1,443 ±1785 +58 A›
22A1,440 ±1984 +38 A›
23A1,436 ±1583 +27 A›
28B1,426 ±1879 +29 A›
29B1,426 ±1978 +35 A›
33B1,423 ±1675 +21 A›
34B1,422 ±1974 +52 A›
35B1,422 ±1773 +32 A›
36B1,421 ±2072 +12 A›
39B1,418 ±1670 +22 A›
40B1,417 ±1869 +80 A›
41B1,417 ±1768 +16 A›
42B1,417 ±1768 +52 A›
43B1,416 ±2167 +2 A›
44B1,415 ±1966 -4 A›
45B1,415 ±1565 +31 A›
46B1,414 ±1265 -17 A›
47B1,412 ±1764 +24 A›
50B1,409 ±1061 +7 A›
51B1,408 ±1461 -27 A›
52B1,407 ±2260 +8 A›
53B1,407 ±1959 +2 A›
54B1,407 ±1558 -12 A›
55B1,406 ±1558 +25 A›
56B1,404 ±1757 +2 A›
58B1,403 ±1555 -2 A›
60B1,402 ±1554 -24 A›
62B1,400 ±1852 +34 A›
63B1,398 ±2051 +12 A›
64B1,396 ±1350 +19 A›
65C1,396 ±1550 +5 A›
67C1,394 ±2148 — A›
68C1,394 ±1647 -61 A›
69C1,391 ±1846 +14 A›
70C1,391 ±2046 +54 A›
71C1,389 ±2245 +32 A›
73C1,387 ±1743 +38 A›
74C1,380 ±1842 +19 A›
75C1,378 ±1842 -5 A›
78C1,374 ±1539 +16 A›
79C1,369 ±1739 +4 A›
80C1,369 ±1238 -12 A›
81C1,368 ±1837 +14 A›
82C1,367 ±2036 +2 A›
84C1,363 ±1535 -86 A›
85C1,363 ±2334 — A›
88C1,355 ±1332 -56 A›
89C1,352 ±1431 -31 A›
91C1,346 ±1329 -37 A›
93C1,342 ±1428 -62 A›
95C1,336 ±1226 — A›
96C1,335 ±1425 -42 A›
101D1,308 ±1521 — A›
102D1,300 ±1420 — A›
103D1,290 ±1720 — A›
105D1,282 ±1618 — A›
106D1,274 ±2217 — A›
107D1,271 ±1816 — A›
109D1,240 ±1315 -220 A›
110D1,240 ±1914 — A›
111D1,239 ±1913 — A›
112D1,237 ±1613 — A›
113D1,229 ±1612 — A›
114D1,222 ±2011 — A›
115D1,220 ±2210 — A›
116D1,185 ±189 — A›
117D1,176 ±199 — A›
118D1,163 ±178 -199 A›
120D1,153 ±236 — A›
121D1,149 ±196 — A›
122D1,128 ±215 — A›
123D1,115 ±214 — A›
124D1,113 ±173 — A›
125D1,112 ±212 -219 A›
126D1,104 ±222 — A›
127D1,091 ±231 -243 A›
128D1,066 ±220 -272 A›

…

AArena (human votes) ◆ Pareto frontier: nothing is both better and cheaper

fedi-index is an Elo-equivalent on a fixed scale: comparable between months within one methodology version. Tiers S–D: by percentile in the slice, and no better than the confidence interval allows (cut-offs in the methodology). This slice has one source family, so all its scores are provisional. Methodology