估算 token (Count Tokens)

POST

/v1/messages/count_tokens

请求参数

Authorization

Header 参数

Body 参数application/json必填

示例

{
    "model": "claude-3-5-sonnet-20241022",
    "messages": [
        {
            "role": "user",
            "content": "你好"
        }
    ]
}

请求示例代码

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location 'https://2-api.com/v1/messages/count_tokens' \
--header 'anthropic-version;' \
--header 'Content-Type: application/json' \
--data '{
    "model": "claude-3-5-sonnet-20241022",
    "messages": [
        {
            "role": "user",
            "content": "你好"
        }
    ]
}'

返回响应

🟢200

application/json

成功

Bodyapplication/json

示例

{
    "input_tokens": 12
}

🟠401Unauthorized

修改于 2026-06-04 03:32:51

Claude 对话 (Messages)

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