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Moonshot AI

Kimi K2 Thinking

The November 2025 reasoning version of Kimi K2, built to keep thinking across hundreds of chained tool calls without losing the thread. Good for research and multi-step agent work at a low price, open content level. Text only and slower than plain K2. Kimi K3 is the newer pick.

Chat with Kimi K2 Thinking
OpenOpen-weight models with lighter filters. Discuss more, refuse less.
Smart & Cheap
Intelligence
~1.74 credits
Estimated price per message
262K tokens
Context window
Text
Reads

Kimi K2 Thinking is a legacy model. Its successor, Kimi K3, is faster or cheaper - and chats that used Kimi K2 Thinking move to it automatically.

See Kimi K3

The facts

Made by
Moonshot AI
Content tier
OpenOpen-weight models with lighter filters. Discuss more, refuse less.
Intelligence
Smart & Cheap
Estimated price per message
~1.74 credits≈ 57 messages for 1 €
Context window
262K tokens≈ 403 pages of text in one go
Reads
Text
Writes
Text
Tool use
Yes - search, memory, code and more
Served via
OpenRouter, Unbottled AI
Status
Legacy

A typical message: 16K tokens in, 1.5K out. Short replies cost less. Models served via OpenRouter bill the real provider cost plus our markup, so actual charges vary. 1 credit = 0.01 €.

Compare Kimi K2 Thinking

Same facts, side by side.

Kimi K2 Thinking vs Kimi K3Kimi K2 Thinking vs DeepSeek V4 ProKimi K2 Thinking vs MiMo V2.6 Pro

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No subscription. Free credits to start. The chat opens with Kimi K2 Thinking selected and a prompt ready - just send.

Chat with Kimi K2 Thinking