Kimi K3 specs, prices, where it runs and its benchmark standing

Name: Kimi K3
Author: Moonshot AI

open weights · #29 overall, podium score 3.6 · top 10 on 1 of 8 · released Jul 16, 2026

Provider: Moonshot AI
Release date: Jul 16, 2026; Boards
Parameters: 2.78T total; Hugging Face
Modalities: Text, Image, Video to Text; OpenRouter
License: Kimi K3; Hugging Face
Context window: 1.05M tokens; Pricing
Pricing: $3 in / $15 out per 1M tokens; All prices
Hosting: 30 priced API routes · AWS Bedrock (32 regions) · OpenRouter · self-host: weights on Hugging Face; Pricing Regions
Hardware: Estimate: about 2837 GB of weights as published (U8), about 2780 GB at 8-bit, about 1390 GB at 4-bit, plus memory for the context; Hugging Face config
Weights: Open weights
Benchmarks: 8 boards captured, #29 overall

Rank	Board	Category	Score	Of
6	SWE-Bench ProCoding · as “Kimi-K3 (mini-swe-agent) max”	Coding	88.2%	18
11	MCP AtlasAgents and tools · as “kimi-k3 (max)”	Agents and tools	82.3%	37
14	LiveBenchReasoning · as “kimi-k3”	Reasoning	79.2%	64
15	WebDev ArenaCoding · as “Kimi K3 (Max)”	Coding	1,657	82
16	Text ArenaChat · as “Kimi K3 (Max)”	Chat	1,488	84
21	Epoch ECIReasoning · as “Kimi K3”	Reasoning	158.5	100
22	GPQA DiamondReasoning · as “kimi-k3_max”	Reasoning	93.1%	100
35	ARC-AGI-2Reasoning · as “Kimi K3 (Max)”	Reasoning	60.4%	92

Versions and release history

4 versions in this line since Nov 6, 2025, from Pricing, OpenRouter and the boards.

Category ranks, more models and catalog changes