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POST
https://ai.kaiho.cc
/
v1
/
messages
Claude Messages API
curl --request POST \
  --url https://ai.kaiho.cc/v1/messages \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "max_tokens": 123,
  "system": "<string>"
}
'

​
Overview

The Claude Messages API provides a native interface for interacting with Anthropic Claude models, supporting advanced features like system prompts and multimodal inputs.

​
Supported Models

Claude 3.5 Sonnet

Latest and most powerful, balances performance and speed

Claude 3 Opus

Most powerful model for complex tasks

Claude 3 Sonnet

High-performance model for most use cases

Claude 3 Haiku

Fastest model for simple tasks

​
Request Parameters

​
model
string
required
Claude model ID:
  • claude-3-5-sonnet-20241022
  • claude-3-opus-20240229
  • claude-3-sonnet-20240229
  • claude-3-haiku-20240307
​
max_tokens
integer
required
Maximum number of tokens to generate. Required parameter.
​
system
string
System prompt to define AI behavior and role.

​
Request Example

import anthropic

client = anthropic.Anthropic(
    api_key="YOUR_API_KEY",
    base_url="https://ai.kaiho.cc/v1"
)

message = client.messages.create(
    model="claude-3-5-sonnet-20241022",
    max_tokens=1024,
    system="You are a professional technical consultant.",
    messages=[
        {"role": "user", "content": "Explain what is REST API"}
    ]
)

print(message.content[0].text)
Note: Unlike OpenAI API, the max_tokens parameter is required for Claude Messages API.