LiveBench Summarize: leaderboard

The summarize task in LiveBench's instruction following category: the model is given a recent Guardian article and must summarise it while obeying several automatically checkable instructions, such as word limits. Scoring is adherence to those instructions rather than summary quality, and the board shows the task score in percent, higher is better. Source: arxiv.org/abs/2406.19314.

Metric: Score. Source: livebench.ai. Saturation forecast: Not forecast. 71 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 3.1 Pro (Preview) (High)88.23#58 (Gemini 3.1 Pro (Preview))
2Gemini 3.8 Flash (High)87.5#21 (Gemini 3.8 Flash)
3Gemini 3.7 Flash (High)84.77#23 (Gemini 3.7 Flash)
4Qwen 3.7 Max83.8#75
5Muse Spark 1.3 (xHigh)83.4#24 (Muse Spark 1.3)
6Gemini 3.5 Flash (High)82.58#60 (Gemini 3.5 Flash)
7Claude Fable 5 (Max)81.7#16 (Claude Fable 5)
8GPT-6.1 Sol (Max)81.25#7 (GPT-6.1 Sol)
9Muse Spark 1.2 (xHigh)80.62#62 (Muse Spark 1.2)
10GPT-6 Astra (Max)79.55#6 (GPT-6 Astra)
11Qwen 3.8 Max79.15#35
12Grok 4.7 (xHigh)78.17#25 (Grok 4.7)
13Claude Opus 4.8 (Max)77.67#37 (Claude Opus 4.8)
14Qwen3.8-Flash-Next77.35#72
15Muse Wonder (Max)76.83#15 (Muse Wonder)

No result here: #8 Gemini 4 Argon, #10 Muse Wonder Full.

Interactive version: theaggregate.ai/benchmark?slug=livebench-summarize · How It Works · Data refreshed daily, snapshot 2026-10-20.