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MoonshotAI: Kimi K3 API Pricing

MoonshotAI: Kimi K3 is an API model from moonshotai. It costs $0.239 per 1M input tokens and $11.94 per 1M output tokens, with cached input at $0.21. Its context window is 1,048,576 tokens with up to 943,718 output tokens. A workload of 10M input + 2M output tokens costs about $26.26 per month. The official moonshotai list price is $3 input / $15 output per 1M tokens, which differs from the catalog price tracked here.
Input
$0.239
per 1M tokens
Output
$11.94
per 1M tokens
Cached input
$0.21
per 1M tokens
Context window
1.04858M
1,048,576 tokens
Blended (80/20)
$2.578
per 1M tokens

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...

How much does MoonshotAI: Kimi K3 cost for a real workload?

At 10M input + 2M output tokens per month, MoonshotAI: Kimi K3 costs about $26.26 ($2.39 input + $23.87 output). Try your own volumes in the cost calculator.

What is the official MoonshotAI: Kimi K3 price?

Official (moonshotai)Catalog (OpenRouter)
Input /1M$3$0.239
Output /1M$15$11.94
Cached input /1M$0.3$0.21

Differs from the official list price. The catalog tracks routed prices, which can sit below (or above) the provider's own list price. Source: moonshotai official pricing page, checked 2026-10-21.

What are cheaper alternatives to MoonshotAI: Kimi K3?

Compare MoonshotAI: Kimi K3 with other models

MoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2 0711MoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2.5MoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2 ThinkingMoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2 0905MoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2.7 CodeMoonshotAI: Kimi K3 vs MoonshotAI: Kimi K2.6

Frequently asked questions

How much does MoonshotAI: Kimi K3 cost?

MoonshotAI: Kimi K3 costs $0.239 per 1M input tokens and $11.94 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $26.26.

What is the context window of MoonshotAI: Kimi K3?

MoonshotAI: Kimi K3 has a context window of 1,048,576 tokens and can return up to 943,718 output tokens per response.

What are cheaper alternatives to MoonshotAI: Kimi K3?

Cheaper models include Google: Gemini 4 Argon ($2 in / $10 out), OpenAI: GPT-6.1 Sol Pro ($2 in / $10 out), OpenAI: GPT-6.1 Sol ($2 in / $10 out). See the full list on this page.

Is MoonshotAI: Kimi K3 free to use?

No. MoonshotAI: Kimi K3 is a paid model at $0.239 input / $11.94 output per 1M tokens. 20 free models are listed on the free models page.

What is the official price of MoonshotAI: Kimi K3?

On moonshotai's official pricing page (checked 2026-10-21), MoonshotAI: Kimi K3 is listed at $3 per 1M input tokens and $15 per 1M output tokens. The catalog price tracked on this page differs from it — see the comparison table on this page.

Provider: moonshotai · Model ID: moonshotai/kimi-k3 · Modality: text+image+video->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices