Kimi K3.1 Pro

Q: What is the context length of Kimi K3.1 Pro?

Kimi K3.1 Pro has a 1,048,576 token context window. It supports up to 1,048,576 output tokens.

Q: How much does Kimi K3.1 Pro cost?

On AIHubMix, Kimi K3.1 Pro costs $1.8 per million input tokens and $9 per million output tokens. Cached input reads are billed at $0.18 per million tokens. These are promotional rates — 10% off.

Q: What modalities does Kimi K3.1 Pro support?

Kimi K3.1 Pro accepts text, image and video input. It returns text output.

Q: How do I call Kimi K3.1 Pro via API?

Kimi K3.1 Pro is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to kimi-k3.1-pro — no other code changes needed.

Q: Who created Kimi K3.1 Pro?

Kimi K3.1 Pro is developed by Moonshot AI. AIHubMix aggregates it alongside models from other providers behind one API and one bill.

Q: When was Kimi K3.1 Pro released?

Kimi K3.1 Pro was released on October 24, 2026 by Moonshot AI.

kimi-k3.1-prollms.txt

Moonshot AI

New

Kimi K3.1 Pro is based on Moonshot AI’s Kimi K3.1, offering code generation and interactive content development capabilities for coding assistance, code analysis, and visual prototyping.

Pricing

Input Tokens: $2 /M tokens
Output Tokens: $10 /M tokens
Cache Read: $0.2 /M tokens

入力モダリティ

Text
Vision
Video

出力モダリティ

Text

Context length

1.05M tokens

Max output

1.05M tokens

Capabilities

Thinking
Streaming
Tool calling
Web search
URL context
Code interpreter
Computer use
File search
Memory tool
Structured outputs
Structured decision
Citations
Prompt caching
Background mode
Server-side sessions

プロバイダー

aiand aiand-kimi-k3.1-pro

10% OFF·11月9日 09:00 – 11月23日 09:00 GMT+0

Pricing$2$1.8$10$9

Cache$0.2$0.18

PrecisionⓘNot Disclosed

Latency3.8S

Throughput65.0TPS

Uptime

100.00% uptime 2 days ago

99.98% uptime yesterday

100.00% uptime today

Alibaba Cloud alicloud-kimi-k3.1-pro

Pricing$2$10.5

Cache$0.2

PrecisionⓘNot Disclosed

Latency5.0S

Throughput30.6TPS

Uptime

100.00% uptime 2 days ago

100.00% uptime yesterday

100.00% uptime today

Azure azure-kimi-k3.1-pro

Pricing$2.3$11.5

Cache$0.23

PrecisionⓘNot Disclosed

Latency-

Throughput-

Uptime

100.00% uptime 2 days ago

100.00% uptime yesterday

0.00% uptime today

Moonshot moonshot-kimi-k3.1-pro

Pricing$2$10.5

Cache$0.2

PrecisionⓘNot Disclosed

Latency-

Throughput-

Uptime

0.00% uptime 2 days ago

0.00% uptime yesterday

0.00% uptime today

Performance for kimi-k3.1-pro

Uptime は過去72時間のリクエスト成功率です。AIHubMix は各プロバイダーを常時監視し、エラーや応答遅延が発生した場合は自動的に次善のプロバイダーで再試行します；Latency はリクエストの総往復時間です（低いほど良い）；Throughput はモデルの出力速度です（トークン/秒、高いほど良い）。

Uptime

Latency

Throughput

Try this model

Python

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AIHUBMIX_API_KEY"],
    base_url="https://aihubmix.com/v1",
)

response = client.chat.completions.create(
    model="kimi-k3.1-pro",
    messages=[
      {
        "role": "user",
        "content": "Hello, how are you?"
      }
    ],
    max_tokens=1024,
    stream=False,
)

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

Frequently asked questions

What is Kimi K3.1 Pro?

Kimi K3.1 Pro is based on Moonshot AI’s Kimi K3.1, offering code generation and interactive content development capabilities for coding assistance, code analysis, and visual prototyping.

What is the context length of Kimi K3.1 Pro?

How much does Kimi K3.1 Pro cost?

What modalities does Kimi K3.1 Pro support?

How do I call Kimi K3.1 Pro via API?

Who created Kimi K3.1 Pro?

When was Kimi K3.1 Pro released?

Compare Kimi K3.1 Pro

Kimi K3.1 ProvsKimi K3 Kimi K3.1 ProvsQwen3.8 Max Kimi K3.1 ProvsGLM 5.2 Kimi K3.1 ProvsGrok 4.5

Kimi K3.1 Pro

Pricing

入力モダリティ

出力モダリティ

Context length

Max output

Capabilities

プロバイダー

Performance for kimi-k3.1-pro

Try this model

Frequently asked questions

What is Kimi K3.1 Pro?

What is the context length of Kimi K3.1 Pro?

How much does Kimi K3.1 Pro cost?

What modalities does Kimi K3.1 Pro support?

How do I call Kimi K3.1 Pro via API?

Who created Kimi K3.1 Pro?

When was Kimi K3.1 Pro released?

Compare Kimi K3.1 Pro

製品

開発者

会社

規約・ポリシー

Kimi K3.1 Pro

Pricing

入力モダリティ

出力モダリティ

Context length

Max output

Capabilities

プロバイダー

Performance for kimi-k3.1-pro

Try this model

Frequently asked questions

What is Kimi K3.1 Pro?

What is the context length of Kimi K3.1 Pro?

How much does Kimi K3.1 Pro cost?

What modalities does Kimi K3.1 Pro support?

How do I call Kimi K3.1 Pro via API?

Who created Kimi K3.1 Pro?

When was Kimi K3.1 Pro released?

Compare Kimi K3.1 Pro

More models from Moonshot AI

製品

開発者

会社

規約・ポリシー