MoonshotAI: Kimi K3

MOONSHOTAI Developer Architecture Profile

OpenRouter ↗HuggingFace ↗

Intelligence (ELO)1481Chatbot Arena Verified

Max Context Limit1,048,576Max Out: 943,718 tokens

Prompt Caching90% OFF$0.27 / 1M cached

Standard API / 1M$16.20🧠 Deep Reasoner

Model Capabilities & Contract SLAs

Reasoning
Coding & Logic
Fictional
🧠 Extended Test-Time Reasoning

Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at...

Granular Pricing Matrix

Input Tokens (Standard Prompt)$2.70 / 1M

⚡ Cached Input (Prompt Cache Read)90% OFF$0.27 / 1M

Output Tokens (Completion)$13.50 / 1M

Pricing data via OpenRouter. Sync: 10/2/2026

Evaluate Competitors

VS Engine MatchupMoonshotAI: Kimi K3 vs Google: Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)VS Engine MatchupMoonshotAI: Kimi K3 vs OpenAI: GPT-5.1-Codex VS Engine MatchupMoonshotAI: Kimi K3 vs Sao10K: Llama 3.3 Euryale 70B VS Engine MatchupMoonshotAI: Kimi K3 vs OpenAI: o1 VS Engine MatchupMoonshotAI: Kimi K3 vs OpenAI: GPT-4o-mini (2024-07-18)VS Engine MatchupMoonshotAI: Kimi K3 vs Google: Nano Banana Pro (Gemini 3 Pro Image)