Kimi K2.5

Moonshot
moonshot/kimi-k2.5

Reasoning model, 262K context

Context Window

262K

262,144 tokens

Max Output

16K

16,384 tokens

About this model

Kimi K2.5, multimodal flagship with 262K context

This model supports up to 262K tokens of context. It includes native vision understanding for analyzing images and documents. It excels at complex reasoning, mathematical problems, and multi-step tasks. It provides strong code generation and debugging capabilities.

Access it through Chuizi.AI with a single ck- API key β€” no separate Moonshot account needed.

Highlights

262K context window
16K max output
Advanced reasoning
Native vision support
Strong code generation

Best For

Complex coding tasksAlgorithm designCode reviewTechnical architecture
2026-01-01

Capabilities

ChatVisionReasoningCodetools

Aliases

kimi-k2.5

Pricing (per 1M tokens)

Pricing (per 1M tokens)/ 1M tokens
Input / 1M$0.59
Output / 1M$3.05

Final prices shown

Quick Start

main.py
from openai import OpenAI

client = OpenAI(
    base_url="https://api.chuizi.ai/v1",
    api_key="ck-your-key-here",
)

response = client.chat.completions.create(
    model="moonshot/kimi-k2.5",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

FAQ

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