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Kimi

Kimi K3 256K

moonshotai/kimi-k3-256k

Kimi K3 256K is Moonshot AI's Kimi K3 multimodal reasoning model served with a fixed 256K-token context window, for coding and agentic work that does not need the full 1M context.

Pricing

Input$1.50per 1M tokens
Output$7.50per 1M tokens
Cached input$0.15per 1M tokens read from cache

Specifications

Context window262Ktokens
Max output66Ktokens
ProviderKimi
CapabilitiesVision · Reasoning · Function calling
Input typestext, image

Use Kimi K3 256K

Point your existing OpenAI SDK at xKiro and pass moonshotai/kimi-k3-256k as the model. Nothing else in your code changes.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.xkiro.com/v1",
    api_key="YOUR_XKIRO_KEY",
)

response = client.chat.completions.create(
    model="moonshotai/kimi-k3-256k",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

Supported parameters

max_tokens · temperature · top_p · stop · frequency_penalty · presence_penalty · seed · stream · tools · tool_choice · response_format · structured_outputs · reasoning · include_reasoning

Related models

Call Kimi K3 256K through the same endpoints you already use.

Get an API key