リクエストとレスポンス

Anthropic Claude には、メッセージ推論呼び出しの次の推論パラメータがあります。

{
    "anthropic_version": "bedrock-2023-05-31", 
    "anthropic_beta": ["computer-use-2024-10-22"] 
    "max_tokens": int,
    "system": string,    
    "messages": [
        {
            "role": string,
            "content": [
                { "type": "image", "source": { "type": "base64", "media_type": "image/jpeg", "data": "content image bytes" } },
                { "type": "text", "text": "content text" }
      ]
        }
    ],
    "temperature": float,
    "top_p": float,
    "top_k": int,
    "tools": [
        {
                "type": "custom",
                "name": string,
                "description": string,
                "input_schema": json
            
        },
        { 
            "type": "computer_20241022",  
            "name": "computer", 
            "display_height_px": int,
            "display_width_px": int,
            "display_number": 0 int
        },
        { 
            "type": "bash_20241022", 
            "name": "bash"
        },
        { 
            "type": "text_editor_20241022",
            "name": "str_replace_editor"
        }
        
    ],
    "tool_choice": {
        "type" :  string,
        "name" : string,
    },
    

 
    "stop_sequences": [string]
}              

必須パラメータを以下に示します。

オプションのパラメータを以下に示します。

Anthropic Claude モデルは、メッセージ推論呼び出しに次のフィールドを返します。

{
    "id": string,
    "model": string,
    "type" : "message",
    "role" : "assistant",
    "content": [
        {
            "type": string,
            "text": string,
            "image" :json,
            "id": string,
            "name":string,
            "input": json
        }
    ],
    "stop_reason": string,
    "stop_sequence": string,
    "usage": {
        "input_tokens": integer,
        "output_tokens": integer
    }
    
}

新しい stop_reason 値を含むレスポンスの例:

// Example with refusal
{
    "stop_reason": "refusal",
    "content": [
        {
            "type": "text",
            "text": "I can't help with that request."
        }
    ]
}

// Example with tool_use
{
    "stop_reason": "tool_use",
    "content": [
        {
            "type": "tool_use",
            "id": "toolu_123",
            "name": "calculator",
            "input": {"expression": "2+2"}
        }
    ]
}

// Example with model_context_window_exceeded (Claude Sonnet 4.5)
{
    "stop_reason": "model_context_window_exceeded",
    "content": [
        {
            "type": "text",
            "text": "The response was truncated due to context window limits..."
        }
    ]
}