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Kimi K3

Moonshot's open-weights multimodal agent model: 2.8T parameters, 1M-token context.

By Moonshot AIsource

Facts read from official pages, last on

Official page

Price

What the gateway charges per million tokens: what you send in, and what the model writes back.

Source: Vercel AI Gateway, checked 2026-09-25.

Input
$3per 1M tokens
Output
$15per 1M tokensOutput costs 5x the input.

Specs

How much it reads at once, how much it writes back, and how recent its knowledge is.

Sources: Vercel AI Gateway, checked 2026-09-25; Hugging Face, checked 2026-09-25.

Context window
1M tokens1,000,000
Max output
131K tokens131,072
Knowledge cutoff
Not listed
Released
Type
Language
Modalities
Takes text, image, PDF, video. Returns text.
License
other
Gateway ID
moonshotai/kimi-k3

Capabilities

What the gateway says this model supports.

Source: Vercel AI Gateway, checked 2026-09-25.

  • Reasoning
  • Tool use
  • Implicit caching
  • File input
  • Vision
  • Structured output
  • Explicit caching
  • Video input

Data handling

What happens to your prompts, and what you have to switch on.

Source: Vercel AI Gateway, checked 2026-09-25.

ZDRSome providers

Zero data retention

Available on a paid Vercel plan through the AI Gateway, from some providers on it (you turn it on).

NTSome providers

No training on prompts

Offered by some providers on the Vercel AI Gateway, when you turn it on.

Usage

How much people actually run it, as counted where it is served.

downloads
1.8M1,774,987 downloads

Counted on Hugging Face over the 30 days to 2026-09-25.

requests
126.7M126,689,179 requests
tokens
8T7,959,274,475,185 tokens

Counted on OpenRouter over the 31 days to 2026-09-25.

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