Tests explained · People's votes

People's votes on long, detailed requests

People compared two anonymous answers to long requests with lots of detail to take in.

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How to read it

A rating from thousands of head-to-head votes. Higher means people preferred its answers more often. The thin line is the likely range.

Used for

3 tasks on this site.

How the models did

Rating from blind votes · Higher is better

Claude Opus 5.5 and Claude Fable 5.1 are neck and neck at the top, followed by Gemini 3.8 Flash and Kimi K3.

Claude Opus 5.5 · Anthropic1st

Claude Fable 5.1 · Anthropic2nd

Gemini 3.8 Flash · Google DeepMind3rd

Kimi K3 · Moonshot AI4th

Gemini 3.1 Pro · Google DeepMind5th

GPT-5.6 Sol · OpenAI6th

DeepSeek V4.1 Flash · DeepSeek7th

Gemini 3.6 Flash · Google DeepMind8th

Claude Sonnet 5 · Anthropic9th

GPT-6 Astra · OpenAI10th

DeepSeek V4 Pro · DeepSeek11th

GPT-5.6 Luna · OpenAI12th

Gemini 3.5 Flash-Lite · Google DeepMind13th

Claude Haiku 4.5 · Anthropic14th

GPT-6 Luna · OpenAINot tested yet

GPT-6 Sol · OpenAINot tested yet

Source: LMArena · votes as of 25 Sept 2026

Where we use it

Each task page labels this test by how closely it matches the task.

Task	How close
Best AI for writing a book	Tests a related skill
Best AI for documents, PDFs and notes	Tests a related skill
Best AI for notes and meeting notes	Tests a related skill