How do I call the Claude Messages Count Tokens API endpoint?

Send an HTTP request to https://api.acedata.cloud/v1/messages/count_tokens with a Bearer token in the Authorization header. See the documentation for request parameters and response format.

What authentication does Claude AI require?

All YuJun APIs use Bearer token authentication. Get your API key from the platform dashboard at https://platform.yujuntc.fun and include it as: Authorization: Bearer YOUR_TOKEN

How much does Claude AI cost?

Claude AI uses pay-as-you-go pricing with no monthly fees. Each API call costs credits based on the model and parameters used. Visit the service page for detailed pricing.

YuJun - Claude Messages Count Tokens API

Claude Messages Count Tokens API

POSThttps://api.acedata.cloud/v1/messages/count_tokens

POSThttps://api.acedata.cloud/claude/messages/count_tokens

Claude Count Tokens API calculates the number of input tokens.

Request Headers

authorizationstring

Bearer token

Request Body

modelstringRequired parameter

A model used for counting token numbers.

toolsarray

List of tool definitions that can be called by the model.

systemstring | array

messagesarrayRequired parameter

thinkingobject

tool_choiceobject

cache_controlobject

ttlstring

Please select

typestringRequired parameter

Response

Shell

Python

JavaScript

Java

PHP

Kind reminder: For streaming requests, the above code may not be fully applicable. Please refer to the integration documentation for changes.

Allow Use General Balance

When 'Allow General Balance' is enabled, the general balance is used automatically if an app's balance is insufficient.

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Response

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Integration guide