Nejumi 4 - SWE-Bench (Japanese): leaderboard

Metric: Score (%). Source: nejumi.ai. 126 models tracked.

Top models

#ModelScore
1Claude Fable 580
2Claude Opus 575
3GPT-5.6 Sol73.75
4GPT-5.6 Terra70
5Qwen3.8-Flash-Next70
6Qwen3.8 2.4T A95B70
7Hy4 preview70
8GPT-5.568.75
9Claude Opus 4.868.75
10Kimi K367.5
11Gemini 3 Flash (Preview)66.25
12Grok 4.566.25
13Claude Opus 4.765
14GLM-5.363.75
15Gemini 3.1 Pro (Preview)62.5

Interactive version: theaggregate.ai/benchmark?slug=nejumi-4-swe-bench-japanese · How It Works · Data refreshed daily, snapshot 2026-09-05.