Voice Standard v0.1.3 (claude-opus-5-5; 900s) - Summarization: leaderboard

Published summarization task_quality (1-100), canonical v0.1.3, 900s audio-length bucket; reference-free claude-opus-5-5 rubric, source transcript as context; normalized 1-5 rubric components; higher is better. Latency, cost and mixed-judge composites are not scored here.

Metric: Published summarization task_quality (1-100), canonical v0.1.3, 900s audio-length bucket; reference-free claude-opus-5-5 rubric, source transcript as context; normalized 1-5 rubric components; higher is better. Latency, cost and mixed-judge composites are not scored here.. Source: raw.githubusercontent.com. Saturation forecast: Around January 2027. 47 models tracked.

Top models

#ModelScoreOverall rank
1GPT-6.1 Sol91#8
2GPT-6 Luna (Non-reasoning)91#52 (GPT-6 Luna)
3GPT-6 Luna90#52
4Claude Opus 589#12
5GPT-6 Sol89#14
6Claude Sonnet 5.589#10
7GPT-6 Luna (High)89#52 (GPT-6 Luna)
8GPT-5.6 Sol88#18
9GPT-6 Astra88#5
10Kimi K387#30
11Grok 4.787#27
12Gemini 3.5 Flash86#57
13GPT-585#94
14Gemma 4 31B85#195
15Gemini 3.8 Flash85#21

No result here: #3 Claude Opus 5.5, #9 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=voice-standard-v0-1-3-claude-opus-5-5-900s-summarization · How It Works · Data refreshed daily, snapshot 2026-10-16.