LiteLLMModels

Kimi K2 API Pricing

As of October 10, 2026, Kimi K2 costs $0.55 per 1M input tokens and $2.20 per 1M output tokens from Vercel AI Gateway, the lowest of 2 providers. It has a 131,072-token context window and returns up to 16,384 tokens per response.

By Moonshot AIModel ID vercel_ai_gateway/moonshotai/kimi-k2Prices updated Checked
Input
$0.55 / 1M tokens
Output
$2.20 / 1M tokens
Context window
131,072 tokens
Max output
16,384 tokens
Providers
2
Added to LiteLLM
July 2025

Kimi K2 pricing by provider

2 listings across 2 providers. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMInputOutputContext
Vercel AI Gatewayvercel_ai_gateway/moonshotai/kimi-k2$0.55$2.20128K
Novita AIsnapshot 0905novita/moonshotai/kimi-k2-0905$0.60$2.50256K

What Kimi K2 costs in practice

1,000 requests with 2,000 input and 500 output tokens each

Vercel AI Gateway$2.20
Novita AI$2.45

100 long-document requests with 100,000 input and 2,000 output tokens each

Vercel AI Gateway$5.94
Novita AI$6.50

Kimi K2 features

Use Kimi K2 with LiteLLM

Call Kimi K2 through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import completion

response = completion(
    model="vercel_ai_gateway/moonshotai/kimi-k2",
    messages=[{"role": "user", "content": "Hello!"}],
)
Proxy config.yaml
model_list:
  - model_name: kimi-k2
    litellm_params:
      model: vercel_ai_gateway/moonshotai/kimi-k2
      # credentials: see the provider's LiteLLM docs page
Call the proxy
curl http://0.0.0.0:4000/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "kimi-k2",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Kimi K2 FAQ

How much does Kimi K2 cost?

Kimi K2 costs $0.55 per 1M input tokens and $2.20 per 1M output tokens from Vercel AI Gateway, the lowest of 2 providers.

What is the context window of Kimi K2?

Kimi K2 has a 131,072-token context window and returns up to 16,384 tokens per response.

Which providers offer Kimi K2?

Kimi K2 is available from 2 providers through LiteLLM: Vercel AI Gateway and Novita AI. The lowest price is on Vercel AI Gateway.

How do I call Kimi K2 with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="vercel_ai_gateway/moonshotai/kimi-k2", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

What features does Kimi K2 support?

Kimi K2 supports function calling, parallel tool calls and structured output.

When did LiteLLM add Kimi K2?

Kimi K2 was added to LiteLLM's model price file in July 2025.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request.

LiteLLM docs: Vercel AI Gateway.

Provider pages: Vercel AI Gateway, Novita AI.