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MoonshotAI: Kimi K2 Thinking API Pricing

MoonshotAI: Kimi K2 Thinking is an API model from moonshotai. It costs $0.6 per 1M input tokens and $2.5 per 1M output tokens, with cached input at $0.15. Its context window is 262,144 tokens with up to 98,304 output tokens. A workload of 10M input + 2M output tokens costs about $11 per month.

Input

$0.6

per 1M tokens

Output

$2.5

per 1M tokens

Cached input

$0.15

per 1M tokens

Context window

262K

262,144 tokens

Blended (80/20)

$0.98

per 1M tokens

Kimi K2 Thinking is Moonshot AI’s most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter Mixture-of-Experts (MoE) architecture introduced in...

How much does MoonshotAI: Kimi K2 Thinking cost for a real workload?

At 10M input + 2M output tokens per month, MoonshotAI: Kimi K2 Thinking costs about $11 ($6 input + $5 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to MoonshotAI: Kimi K2 Thinking?

Tencent: Hy4 preview — $0.7506 in / $2.251 out per 1M
ByteDance Seed: Seed 2.1 Turbo — $0.5 in / $2.5 out per 1M
NVIDIA: Nemotron 3 Ultra — $0.6 in / $2.4 out per 1M
SpaceXAI: Grok Build 0.1 — $1 in / $2 out per 1M
SpaceXAI: Grok 4.3 (batch) — $1 in / $2 out per 1M
MoonshotAI: Kimi K2.5 — $0.5 in / $2.5 out per 1M

Where to run MoonshotAI: Kimi K2 Thinking

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

Disclosure: links to these platforms may be affiliate links — if you sign up or buy through them, LLMPrices may earn a commission at no extra cost to you.

Compare MoonshotAI: Kimi K2 Thinking with other models

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

Frequently asked questions

How much does MoonshotAI: Kimi K2 Thinking cost?

MoonshotAI: Kimi K2 Thinking costs $0.6 per 1M input tokens and $2.5 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $11.

What is the context window of MoonshotAI: Kimi K2 Thinking?

MoonshotAI: Kimi K2 Thinking has a context window of 262,144 tokens and can return up to 98,304 output tokens per response.

What are cheaper alternatives to MoonshotAI: Kimi K2 Thinking?

Cheaper models include Tencent: Hy4 preview ($0.7506 in / $2.251 out), ByteDance Seed: Seed 2.1 Turbo ($0.5 in / $2.5 out), NVIDIA: Nemotron 3 Ultra ($0.6 in / $2.4 out). See the full list on this page.

Is MoonshotAI: Kimi K2 Thinking free to use?

No. MoonshotAI: Kimi K2 Thinking is a paid model at $0.6 input / $2.5 output per 1M tokens. 21 free models are listed on the free models page.

Provider: moonshotai · Model ID: moonshotai/kimi-k2-thinking · Modality: text->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices