MoonshotAI: Kimi K3.1 Pro

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moonshotai/kimi-k3.1-pro
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Kimi K3.1 Pro is Moonshot AI’s flagship model for long-context coding, agent workflows and complex reasoning. Served through Volcengine Beijing with the pinned kimi-k3-1-pro-261024 version. Supports text and image input, tool calling, reasoning and prompt caching. Context: 1,048,576 tokens; output: up to 131,072 tokens. OpenAI and Anthropic compatible APIs. Images must be sent as base64 data URLs.

Context Window
1M
Max Output Tokens
131K
Released
2026-10-24
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb Search
Available Providers
Volcengine
Supported Protocols
openaianthropic

Providers

Volcengineprovider.type: "volcengine"
Input Tokens
$2/M
Output Tokens
$11/M
Cache Read
$0.2/M
Web Search
$0.005/R
Protocols
openai/v1/chat/completions/v1/responses
anthropic

Playground

Open in OfoxChat

Code Examples

from openai import OpenAI


client = OpenAI(
    base_url="https://api.ofox.io/v1",
    api_key="YOUR_OFOX_API_KEY",
)


response = client.chat.completions.create(
    model="moonshotai/kimi-k3.1-pro",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)


print(response.choices[0].message.content)

Uptime & Status

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Anthropic: Claude Haiku 5.5
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Frequently Asked Questions

MoonshotAI: Kimi K3.1 Pro on Ofox.ai costs $2 per million input tokens and $11 per million output tokens. Pay-as-you-go, no monthly fees.