Kimi K3.1 Pro Highspeed API Pricing
- Input / output
- $4.00 / $20.00 per 1M tokens
- Cache read
- $0.20 / 1M
- Context
- 1M tokens
- Max output
- 1M tokens
As of November 10, 2026, Kimi K3.1 Pro Highspeed costs $4.00 per 1M input tokens and $20.00 per 1M output tokens on Moonshot AI, with cache reads at $0.20 and cache writes at $4.00 per 1M tokens. It has a 1,048,576-token context window and returns up to 1,048,576 tokens per response.
Kimi K3.1 Pro Highspeed pricing by provider
1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.
| Provider | Model name in LiteLLM | Input | Output | Cache read | Cache write | Context |
|---|---|---|---|---|---|---|
| Moonshot AI | moonshot/kimi-k3.1-pro-highspeed | $4.00 | $20.00 | $0.20 | $4.00 | 1M |
Other Kimi K3.1 Pro Highspeed prices on Moonshot AI
| Cache write, 1 hour | $8.00 per 1M tokens |
What Kimi K3.1 Pro Highspeed costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| Moonshot AI | $18.00 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| Moonshot AI | $44.00 |
Kimi K3.1 Pro Highspeed cost calculator
At Moonshot AI's price ($4.00 input, $20.00 output per 1M tokens), 10,000 requests a day with 1,000 input and 500 output tokens each cost $140 a day, about $4,200 a month. Change the numbers for your workload, or compare it with other models.
- Per request
- $0.014
- Per day
- $140
- Per month (30 days)
- $4,200
Kimi K3.1 Pro Highspeed features
Input: text, image. Output: text.
- Function calling
- Structured output
- Image input
- Reasoning
- Prompt caching
Use Kimi K3.1 Pro Highspeed with LiteLLM
Call Kimi K3.1 Pro Highspeed 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.
from litellm import completion
response = completion(
model="moonshot/kimi-k3.1-pro-highspeed",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: kimi-k3.1-pro-highspeed
litellm_params:
model: moonshot/kimi-k3.1-pro-highspeed
api_key: os.environ/MOONSHOT_API_KEYcurl http://0.0.0.0:4000/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $LITELLM_API_KEY" \
-d '{
"model": "kimi-k3.1-pro-highspeed",
"messages": [{"role": "user", "content": "Hello!"}]
}'Kimi K3.1 Pro Highspeed FAQ
How much does Kimi K3.1 Pro Highspeed cost?
Kimi K3.1 Pro Highspeed costs $4.00 per 1M input tokens and $20.00 per 1M output tokens on Moonshot AI, with cache reads at $0.20 and cache writes at $4.00 per 1M tokens.
What is the context window of Kimi K3.1 Pro Highspeed?
Kimi K3.1 Pro Highspeed has a 1,048,576-token context window and returns up to 1,048,576 tokens per response.
Which providers offer Kimi K3.1 Pro Highspeed?
Kimi K3.1 Pro Highspeed is available from Moonshot AI through LiteLLM, using the model name moonshot/kimi-k3.1-pro-highspeed.
How do I call Kimi K3.1 Pro Highspeed with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="moonshot/kimi-k3.1-pro-highspeed", 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 K3.1 Pro Highspeed support?
Kimi K3.1 Pro Highspeed supports function calling, structured output, image input, reasoning and prompt caching.
When did LiteLLM add Kimi K3.1 Pro Highspeed?
Kimi K3.1 Pro Highspeed was added to LiteLLM's model price file on November 7, 2026.
Sources
Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Maintainers update it from each provider's published pricing, and this page is usually rebuilt within 20 minutes of every change. Provider pricing pages:
LiteLLM docs: Moonshot AI.
Provider pages: Moonshot AI.