Question 1

How much does Kimi K2 Thinking cost?

Accepted Answer

Kimi K2 Thinking costs $0.6 per 1 million input tokens and $2.5 per 1 million output tokens. This pricing is set by Moonshot.

Question 2

What tokenizer does Kimi K2 Thinking use?

Accepted Answer

Kimi K2 Thinking uses the cl100k_base tokenizer. This tokenizer has a vocabulary of ~100,000 tokens and is widely used across many models.

Question 3

What is Kimi K2 Thinking's context window?

Accepted Answer

Kimi K2 Thinking supports a context window of 262K tokens (262,144 tokens). The maximum output length is 33K tokens.

Question 4

How does Kimi K2 Thinking compare to other models?

Accepted Answer

You can compare Kimi K2 Thinking's pricing and capabilities against other LLMs in the comparison table above, or visit the full pricing page for a side-by-side view of all models.

Question 5

How do I count tokens for Kimi K2 Thinking?

Accepted Answer

Use the token counter at the top of this page or visit the homepage calculator. Paste your text and it will show the exact token count and cost for Kimi K2 Thinking using the cl100k_base tokenizer.

Model	Input / 1M	Output / 1M	Context	Max Output
Kimi K2 Thinking	$0.6	$2.5	262K	33K
Kimi K2.5	$0.6	$3	262K	33K
Gemini 2.5 Flash	$0.3	$2.5	1.0M	66K
Nova 2.0 Lite	$0.3	$2.5	128K	33K

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