# 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.

- Page: https://models.litellm.ai/models/kimi-k2
- Lab: Moonshot AI
- LiteLLM model name: `vercel_ai_gateway/moonshotai/kimi-k2`
- Context window: 131,072 tokens
- Max output: 16,384 tokens
- Added to LiteLLM: July 2025
- Prices updated: October 10, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| Vercel AI Gateway | `vercel_ai_gateway/moonshotai/kimi-k2` | $0.55 | $2.20 | – | – | – | 128K |
| Novita AI (snapshot 0905) | `novita/moonshotai/kimi-k2-0905` | $0.60 | $2.50 | – | – | – | 256K |

## Cost examples

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

## Features

Supported: Function calling, Parallel tool calls, Structured output.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="vercel_ai_gateway/moonshotai/kimi-k2",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## 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.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json