Nejumi 4 - jaster (0-shot) - ALT Japanese-to-English: leaderboard

Metric: COMET wmt22 (x100). Source: nejumi.ai. 137 models tracked.

Top models

#ModelScore
1GPT-5.6 Sol (Max)90.5
2Gemini 3 Pro (Preview)90.45
3Gemini 3.1 Pro (Preview)90.35
4GPT-5.5 (xHigh)90.35
5Gemini 3.6 Flash90.3
6Gemini 3.5 Flash90.25
7GPT-5.6 Terra (Max)90.24
8Claude Opus 5 (Max)90.24
9Gemini 3 Flash (Preview)90.19
10GPT-5.1 (High)90.15
11GPT-5.4 (xHigh)90.15
12GPT-5 (High)90.14
13Claude Opus 4.6 (Thinking)90.13
14Kimi K3 (Thinking)90.12
15GPT-5.4 (High)90.1

Interactive version: theaggregate.ai/benchmark?slug=nejumi-4-jaster-0-shot-alt-japanese-to-english · How It Works · Data refreshed daily, snapshot 2026-09-19.