Tests explained · People's votes

People's votes on back-and-forth conversations

People compared two anonymous answers in conversations with several back-and-forth turns.

Run by

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

Claude Opus 5.5 · Anthropic1st

Gemini 3.8 Flash · Google DeepMind2nd

Claude Fable 5.1 · Anthropic3rd

Kimi K3 · Moonshot AI4th

Gemini 3.1 Pro · Google DeepMind5th

Gemini 3.6 Flash · Google DeepMind6th

DeepSeek V4.1 Flash · DeepSeek7th

GPT-6 Astra · OpenAI8th

GPT-5.6 Sol · OpenAI9th

DeepSeek V4 Pro · DeepSeek10th

Claude Sonnet 5 · Anthropic11th

Gemini 3.5 Flash-Lite · Google DeepMind12th

GPT-5.6 Luna · OpenAI13th

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 mental health support	Tests a related skill
Best AI for planning and personal admin	Tests a related skill
Best AI for learning a language	Tests a related skill