Best AI Chatbot

Ranked by LMArena Elo: blind head-to-head human votes at scale, the best public proxy for how a chatbot actually feels to talk to.

Our top pick: Claude Opus 5 — LMArena Elo 1522 · League Score 92 · $5.00/$25.00 per 1M. Full record, pricing and benchmarks on its model page; or run the model picker for a recommendation matched to your budget and context needs.

#	Model	Maker	Why it ranks here
1	Claude Opus 5	Anthropic	LMArena Elo 1522 · League Score 92 · $5.00/$25.00 per 1M
2	GPT-5.6 Sol	OpenAI	LMArena Elo 1514 · League Score 82 · $4.00/$20.00 per 1M
3	Kimi K3	Moonshot AI	LMArena Elo 1500 · League Score 63 · $3.00/$15.00 per 1M
4	Gemini 3.1 Pro Preview	Google DeepMind	LMArena Elo 1500 · League Score 52 · $2.00/$12.00 per 1M
5	Claude Sonnet 5	Anthropic	LMArena Elo 1479 · League Score 74 · $2.00/$10.00 per 1M
6	DeepSeek V4 Pro (0813)	DeepSeek	LMArena Elo 1462 · League Score 63 · $1.32/$3.96 per 1M
7	Gemini 3.5 Flash-Lite	Google DeepMind	LMArena Elo 1418 · League Score 70 · $0.30/$2.50 per 1M
8	Llama 4 Maverick	Meta	LMArena Elo 1352 · League Score 48
9	Inkling	Thinking Machines Lab	LMArena Elo 1337 · League Score 43
10	Jamba Large 1.7	AI21 Labs	LMArena Elo 1197 · League Score 0

Rankings regenerate from the model database on every data update. Metrics and sources: methodology.