Nejumi 4 - jaster (2-shot) - NIILC: leaderboard

NIILC, Japanese encyclopedic question answering, from the llm-jp-eval jaster suite as run 2-shot by Nejumi Leaderboard 4 (Weights & Biases Japan). Score is character-level F1 x100 on Nejumi's sampled test split; higher is better.

Metric: Character F1 (x100). Source: nejumi.ai. Saturation forecast: Around October 2028. 145 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 3.1 Pro (Preview)64.42#64
2Muse Spark Open (xHigh)61.58#42 (Muse Spark Open)
3GPT-5.6 Terra (Max)61.45#40 (GPT-5.6 Terra)
4Claude Opus 4.7 (xHigh)61.27#51 (Claude Opus 4.7)
5DeepSeek V4 Pro (0813) (Max)61.11#58 (DeepSeek V4 Pro (0813))
6DeepSeek V4 Pro (Max)60.83#112 (DeepSeek V4 Pro)
7GPT-5.4 (2026-03-05) (xHigh)60.66#63 (GPT-5.4 (2026-03-05))
8Gemini 3 Pro (Preview)60.64#71
9Claude Opus 4.1 (Thinking)60.63#146 (Claude Opus 4.1)
10Claude Opus 4.5 (Thinking)60.55#87 (Claude Opus 4.5)
11Gemini 3.5 Flash60.5#66
12Qwen 3.6 Max (Preview) (Thinking)60.33
13Gemini 3.6 Flash60.19#57
14GPT-5.6 Sol (Max)60.15#22 (GPT-5.6 Sol)
15GPT-5.2 (2025-12-11) (xHigh)59.87

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=nejumi-4-jaster-2-shot-niilc · How It Works · Data refreshed daily, snapshot 2026-11-05.