kimi-k2-thinking

1430 Score third-party Elo · arena.ai / LMArena ?

Kimi K2 Thinking is Moonshot AI’s most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter Mixture-of-Experts (MoE) architecture introduced in...

LLM & Generative AI 1 model 2 listings snapshot Oct 14, 2026, 12:54 AM

Platforms

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Cheapest OpenRouter no official benchmark Input$0.600 Output$2.50 per 1M tokens Fastest OpenRouter lowest p50 latency on this board 128.1 ms p50 Most free quota — largest published free allowance — free tier

Model variants

W3r9 dedup — same model + identical tags merge; prices are listed per billing form

Model	Provider	Tags	Input /1M	Output /1M
moonshotai/kimi-k2-thinking	OpenRouter	256k contextreasoning	$0.600	$2.50
moonshotai/kimi-k2-thinking	Novita	256k contextreasoning	$0.600	$2.50

Capabilities

official design_arena & architecture metadata

Design Arena Elo official design_arena benchmark (OpenRouter)

website 1115 · 48.8% wr

Input / Output modalities modality: text->text

text in+out

Platform details

per provider

provider	model	Input /1M	Output /1M	Latency ?	Official $/1M	Availability	Data time
Novita	moonshotai/kimi-k2-thinking	$0.600	$2.50	—	—	—	2026-10-14 00:54:15
OpenRouter	moonshotai/kimi-k2-thinking	$0.600	$2.50	128.1 ms	—	100% available	2026-10-14 00:43:21

2 rows · snapshot 2026-10-14 00:54:15 · from data/public/prices.json + measurements.json