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Chat model

Kimi K3 Fast

Moonshot AI

Fast version of Kimi’s flagship model for long-horizon coding and end-to-end knowledge work, with a 1M-token context window. It can: fast, images, thinking, tools, documents, long context, web search.

ProviderMoonshot AI
Input, per 1M tokens$4.50
Output, per 1M tokens$22.50
Typical message≈ 2 ⚡ per message$0.05
Price classpremium
Release date2026-07-27

Capabilities

  • A fast tier: quicker answers and usually cheaper.
  • Understands the pictures and photos you attach.
  • Can think before answering hard questions.
  • Can use chat tools (search, documents, images).
  • Reads attached documents.
  • Holds a long context: big texts and long dialogues.
  • Searches the web and reads pages.
  • Thinking levels: none, low, medium, high, max.

What it is good for

  • Good for: everyday chat, mailings and business writing, writing, work with images.

How to pick it in the Studio

  1. Open the chat

    Go to gibrid.ai/chat.

  2. Open the model list

    Click the current model name in the input field (Auto by default).

  3. Find "Kimi K3 Fast"

    Pick the model in the list. Then write as usual.

  4. Check the price

    A message price depends on the dialogue length; a rough estimate is on this page.

FAQ

How much does a message in Kimi K3 Fast cost?

≈ 2 ⚡ per message (≈ $0.05). Token prices come from the gateway price list; ⚡ per message is an estimate on October 16, 2026 for a typical exchange (about 3000 prompt and 600 reply tokens, Free plan). The real charge depends on the dialogue length. In the main assistant chat the “≈ N G” chip next to the send button is more accurate: it includes the history and tools, so the amount there is higher.

How do I pick Kimi K3 Fast in the Studio?

1. Open the chat: Go to gibrid.ai/chat. 2. Open the model list: Click the current model name in the input field (Auto by default). 3. Find "Kimi K3 Fast": Pick the model in the list. Then write as usual. 4. Check the price: A message price depends on the dialogue length; a rough estimate is on this page.